CN209176813U - Auxiliary frame of passenger car flexibility positioning tool - Google Patents

Auxiliary frame of passenger car flexibility positioning tool Download PDF

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Publication number
CN209176813U
CN209176813U CN201821968665.1U CN201821968665U CN209176813U CN 209176813 U CN209176813 U CN 209176813U CN 201821968665 U CN201821968665 U CN 201821968665U CN 209176813 U CN209176813 U CN 209176813U
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China
Prior art keywords
horizontally
guided
square tube
cooperation
installation point
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CN201821968665.1U
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Chinese (zh)
Inventor
相龙刚
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Dayun Automobile Co Ltd
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Dayun Automobile Co Ltd
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Abstract

The utility model relates to passenger car trial-production chassis to restructure field, specifically a kind of auxiliary frame of passenger car flexibility positioning tool.Two horizontally-guided square tubes including supported side by side below sample car chassis, two horizontally-guided bars being placed through in two horizontally-guided square tubes respectively, at least one is fixed on the front rod between two horizontally-guided square tubes, and at least one is fixed on the rear connecting rod between two horizontally-guided bars;At least be threadedly engaged in every horizontally-guided square tube one with corresponding horizontally-guided bar push against cooperation positioning bolt, every horizontally-guided bar upper surface along the vertical direction on be respectively equipped with two positioning columns.Be between horizontally-guided square tube and horizontally-guided bar in the utility model it is telescopic, can be used for making the restructuring of similar subframe installation point, not only precision can guarantee, versatility is also very strong;The utility model structure is simple, easy to operate, and cost is relatively low, and borrowing the mounting hole on vehicle body is benchmark hole, and precision improves.

Description

Auxiliary frame of passenger car flexibility positioning tool
Technical field
The utility model relates to passenger car trial-production chassis to restructure field, and specifically a kind of auxiliary frame of passenger car flexibility positions work Dress.
Background technique
New model need to restructure sample car chassis portion in pilot stage at present, to meet design needed for complete vehicle test Standard and requirement.Output is small in general trial-production production restructuring, by taking pure electric automobile trial-production restructuring as an example, generally two, and one Trolley is used for power rating test, and one for the steady test of chassis behaviour.In trial-manufacturing process, fixture is not made in principle, still, by In subframe, precision prescribed is high (± 1mm) in restructuring, artificial to be measured mostly using tape measure and Steel Ruler, and scribing line is changed It makes, the cumulative errors after actual fabrication are greater than the required precision of restructuring design, are unable to satisfy design requirement.Therefore, production letter Easy positioning tool is necessary, and in order to save manufacturing process cost, guarantees the precision after vehicle is restructured, fixture is as far as possible For 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 not can guarantee to solve sample car chassis installation point precision in restructuring process, cause hole location not Just, entrucking is difficult and the problem of influencing subsequent handling, provides a kind of auxiliary frame of passenger car flexibility positioning tool.
The utility model is achieved through the following technical solutions: auxiliary frame of passenger car flexibility positioning tool, including side by side Two horizontally-guided square tubes being supported in below sample car chassis, two levels being placed through in two horizontally-guided square tubes respectively are led To bar, at least one is fixed on the front rod between two horizontally-guided square tubes, and at least one is fixed on two horizontally-guideds Rear connecting rod between bar;
The positioning that cooperation is pushed against with corresponding horizontally-guided bar is at least threadedly engaged in every horizontally-guided square tube Bolt, every horizontally-guided bar 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 traveller are successively arranged in every horizontally-guided square tube of remotely located column Positioning column after installation point positioning column, damping spring installation point positioning column and Rear secondary frame for vehicle installation point;
The Rear secondary frame for vehicle installation point prelocalization column lower part be with chassis front nut support cooperation column base, top be and bottom Disk front nut places the pin of cooperation;
The damping traveller installation point positioning column includes the tube socket being fixed on the outside of horizontally-guided square tube vertically, is slided in tube socket It is dynamic to be combined with telescopic arm, the support plate for installing damping traveller mounting plate, screw thread on tube socket are equipped at the top of telescopic arm in the diagonal It is combined with the bolt that cooperation is pushed against with telescopic arm;
The damping spring installation point positioning column includes the cylinder being fixed on the outside of horizontally-guided square tube vertically, is slided on cylinder It is dynamic to be combined with telescopic square tube, the bolt that cooperation is pushed against with cylinder is threadedly engaged on the telescopic square tube;
Positioning column includes the guide pipe for being fixed on horizontally-guided square tube upper surface vertically after the Rear secondary frame for vehicle installation point, is led Telescopic mast is sliding combined with into pipe, the guide pipe upper end can be supported with chassis back nut to be cooperated, the telescopic mast and bottom Disk back nut places cooperation.
As the further improvement of technical solutions of the utility model, the every its corresponding horizontally-guided of horizontally-guided square tube Bar overlapping is provided with observation window, is carved with graduation mark on the horizontally-guided bar in observation window, in the horizontally-guided square tube outside observation window Equipped with graduated scale.
Auxiliary frame of passenger car flexibility positioning tool described in the utility model, it is in advance that each progress on chassis is accurately fixed Position, precision are much higher than in-site measurement;It is 20 hours that the restructuring time is positioned manually in the past, using restructuring working hour after the utility model It is 8 hours, fabrication cycle shortens, and efficiency is obviously improved;It is between horizontally-guided square tube and horizontally-guided bar in the utility model It is telescopic, it can be used for making the restructuring of similar subframe installation point, not only precision can guarantee, versatility is also very strong;This reality It is simple with new structure, it is easy to operate, and also cost is relatively low, and borrowing the mounting hole on vehicle body is benchmark hole, and precision improves.
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 perspective view of auxiliary frame of passenger car flexibility positioning tool described in the utility model.
Fig. 2 is the main view of auxiliary frame of passenger car flexibility positioning tool described in the utility model.
In figure: 1- horizontally-guided square tube, 2- horizontally-guided bar, 3- positioning bolt, 4- positioning column, 5- tube socket, secondary vehicle after 6- Frame installation point prelocalization column, 7- telescopic arm, 8- support plate, 9- cylinder, 10- telescopic square tube, 11- guide pipe, 12- telescopic mast, 13- Observation window, 14- front rod, 15- rear connecting rod, 16- 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.
Auxiliary frame of passenger car flexibility positioning tool, two horizontally-guided square tubes including supported side by side below sample car chassis 1, two horizontally-guided bars 2 being placed through in two horizontally-guided square tubes 1 respectively, at least one is fixed on two horizontally-guided sides Front rod 14 between pipe 1, at least one are fixed on the rear connecting rod 15 between two horizontally-guided bars 2;
It is at least threadedly engaged one in every horizontally-guided square tube 1 and pushes against determining for cooperation with corresponding horizontally-guided bar 2 Position bolt 3, every 2 upper surface of horizontally-guided bar along the vertical direction on be respectively equipped with two positioning columns 4, each 4 lower part of positioning column For the column base for installing the cooperation of bore edges stop bit with body platform Vierendeel girder, top is to match with the plant of body platform Vierendeel girder mounting hole The pin of conjunction;
Rear secondary frame for vehicle installation point prelocalization column 6, damping are successively arranged in every horizontally-guided square tube 1 of remotely located column 4 Positioning column after traveller installation point positioning column, damping spring installation point positioning column and Rear secondary frame for vehicle installation point;
6 lower part of Rear secondary frame for vehicle installation point prelocalization column be with chassis front nut support cooperation column base, top be with Chassis front nut places the pin of cooperation;
The damping traveller installation point positioning column includes the tube socket 5 for being fixed on 1 outside of horizontally-guided square tube vertically, tube socket 5 It is inside sliding combined with telescopic arm 7,7 top of telescopic arm is equipped with the support plate 8 for installing damping traveller mounting plate, tube socket in the diagonal The bolt that cooperation is pushed against with telescopic arm 7 is threadedly engaged on 5;
The damping spring installation point positioning column includes the cylinder 9 for being fixed on 1 outside of horizontally-guided square tube vertically, cylinder 9 On be sliding combined with telescopic square tube 10, be threadedly engaged on the telescopic square tube 10 with cylinder 9 push against cooperation bolt;
Positioning column includes the guide pipe for being fixed on 1 upper surface of horizontally-guided square tube vertically after the Rear secondary frame for vehicle installation point 11, telescopic mast 12 is sliding combined in guide pipe 11,11 upper end of guide pipe can be supported with chassis back nut to be cooperated, described Telescopic mast 12 and chassis back nut place cooperation.
When specifically used, four positioning columns 4 are planted with body platform Vierendeel girder mounting hole respectively to be cooperated, and then leads level It is socketed on horizontally-guided bar 2 to square tube 1, chassis front nut is covered to the pin in Rear secondary frame for vehicle installation point prelocalization column 6 in advance On, after dragging horizontally-guided square tube 1 to suitable position, screwed in place bolt 3 has placed chassis back nut on telescopic mast 12, adjusts Whole telescopic mast 12 is until chassis back nut tightens corresponding bolt after being affixed with chassis;Damping spring peace is placed on telescopic square tube 10 Platform is filled, the relative position between telescopic square tube 10 and cylinder 9 is adjusted, until damping spring erecting bed and bottom on telescopic square tube 10 Disk tightens corresponding bolt after being affixed;Bolt is placed in the mounting hole of support plate 8 from bottom to up, then by damping traveller mounting plate It is placed in support plate 8 by bolt, adjusts the relative position of telescopic arm 7 and tube socket 5, until damping traveller mounting plate and chassis It is affixed;Chassis front nut, damping spring erecting bed, damping traveller mounting plate, chassis back nut and chassis are welded respectively, Realize the restructuring of sample car chassis portion.Since chassis is irregular gradient structure from high to low from front to back, except rear secondary Vehicle frame installation point prelocalization column 6 is fixed structure, other installation points are adjustable structure, can hide barrier below chassis in this way Hinder.And adjustable structure can preferably be such that each component is more bonded with corresponding installation point, improve precision.Restructuring is completed Afterwards, each installation point bolt is unclamped, positioning bolt 3 is unclamped, then hauls out horizontally-guided square tube 1, then by horizontally-guided bar 2 Disassembly is hauled out.
The relative position between square tube 1 and horizontally-guided bar 2, every level are oriented in order to more accurately position level Guiding its corresponding 2 overlapping of horizontally-guided bar of square tube 1 is provided with observation window 13, carves on the horizontally-guided bar 2 in observation window 13 There is graduation mark, the horizontally-guided square tube 1 outside observation window 13 is equipped with graduated scale 16.
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 (2)

1. auxiliary frame of passenger car flexibility positioning tool, which is characterized in that including two piece water of the supported side by side below sample car chassis Flat guiding square tube (1), two horizontally-guided bars (2) being placed through in two horizontally-guided square tubes (1) respectively, at least one is fixed Front rod (14) between two horizontally-guided square tubes (1), at least one are fixed between two horizontally-guided bars (2) Rear connecting rod (15);
It is at least threadedly engaged one on every horizontally-guided square tube (1) and pushes against determining for cooperation with corresponding horizontally-guided bar (2) Position bolt (3), every horizontally-guided bar (2) upper surface along the vertical direction on be respectively equipped with two positioning columns (4), each positioning column (4) lower part is the column base that the cooperation of bore edges stop bit is installed with body platform Vierendeel girder, and top is to install with body platform Vierendeel girder Plant the pin of cooperation in hole;
Rear secondary frame for vehicle installation point prelocalization column (6) is successively arranged on every horizontally-guided square tube (1) of remotely located column (4), is subtracted Positioning column after shake traveller installation point positioning column, damping spring installation point positioning column and Rear secondary frame for vehicle installation point;
The Rear secondary frame for vehicle installation point prelocalization column (6) lower part be with chassis front nut support cooperation column base, top be and bottom Disk front nut places the pin of cooperation;
The damping traveller installation point positioning column includes the tube socket (5) being fixed on the outside of horizontally-guided square tube (1) vertically, tube socket (5) it is sliding combined with telescopic arm (7) in, is equipped with the support for installing damping traveller mounting plate at the top of telescopic arm (7) in the diagonal Plate (8) is threadedly engaged the bolt that cooperation is pushed against with telescopic arm (7) on tube socket (5);
The damping spring installation point positioning column includes the cylinder (9) being fixed on the outside of horizontally-guided square tube (1) vertically, cylinder (9) it is sliding combined on telescopic square tube (10), the spiral shell for pushing against cooperation with cylinder (9) is threadedly engaged on the telescopic square tube (10) Bolt;
Positioning column includes the guide pipe for being fixed on horizontally-guided square tube (1) upper surface vertically after the Rear secondary frame for vehicle installation point (11), it is sliding combined with telescopic mast (12) in guide pipe (11), guide pipe (11) upper end can be supported with chassis back nut Cooperation, the telescopic mast (12) and chassis back nut place cooperation.
2. auxiliary frame of passenger car flexibility positioning tool according to claim 1, which is characterized in that every horizontally-guided square tube (1) its corresponding horizontally-guided bar (2) overlapping is provided with observation window (13), on the horizontally-guided bar (2) in observation window (13) It is carved with graduation mark, the horizontally-guided square tube (1) of observation window (13) outside is equipped with graduated scale (16).
CN201821968665.1U 2018-11-28 2018-11-28 Auxiliary frame of passenger car flexibility positioning tool Active CN209176813U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821968665.1U CN209176813U (en) 2018-11-28 2018-11-28 Auxiliary frame of passenger car flexibility positioning tool

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821968665.1U CN209176813U (en) 2018-11-28 2018-11-28 Auxiliary frame of passenger car flexibility positioning tool

Publications (1)

Publication Number Publication Date
CN209176813U true CN209176813U (en) 2019-07-30

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Application Number Title Priority Date Filing Date
CN201821968665.1U Active CN209176813U (en) 2018-11-28 2018-11-28 Auxiliary frame of passenger car flexibility positioning tool

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI796915B (en) * 2021-12-30 2023-03-21 精永立工業股份有限公司 Vehicle chassis

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI796915B (en) * 2021-12-30 2023-03-21 精永立工業股份有限公司 Vehicle chassis

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