CN104374247A - Modularization detection device for automobile engine cover - Google Patents
Modularization detection device for automobile engine cover Download PDFInfo
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- CN104374247A CN104374247A CN201410557968.4A CN201410557968A CN104374247A CN 104374247 A CN104374247 A CN 104374247A CN 201410557968 A CN201410557968 A CN 201410557968A CN 104374247 A CN104374247 A CN 104374247A
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Abstract
The invention relates to a modularization detection device for an automobile engine cover. All detection parts of an automobile engine cover detection module of a comprehensive matching (a master model) checking fixture are fixed to a bottom plate through positioning pins and bolts through the modularization design. According to the technical scheme, a blank smaller than an integral type automobile engine cover detection module is achieved, the cutting amount is reduced, and thus the machining cost is greatly lowered; the modularization detection device has higher precision and higher convenience than a block type detection module.
Description
Technical field
The invention discloses a kind of modularization automotive hood pick-up unit, relate to the design of automotive hood module in comprehensive matching cubing (or being called master cast cubing), it is also applicable to the design of all the other ultra-large type detection modules of comprehensive matching cubing.
Background technology
Comprehensive matching cubing can seek error source fast and accurately, provides the foundation that part is rectified and improved, and improves the quality of products and is day by day subject to the favor of each automobile main frame maker.As shown in Figure 1, comprehensive matching cubing is generally by pedestal, detection module, the part such as web member, standard component and annex composition, wherein measurement module is used to the whether satisfactory judgment criteria of precision of the real vehicle part detecting assembling, this module carries out structural design according to real vehicle freeze design data and the detection demand defined according to project demand, and meets its manufacture, installation requirement.Detection module is generally formed by milling by aluminium alloy or resin material, and the erection support carried by detection module is arranged on the skeleton of pedestal.
Automotive hood embodies whole style in vehicle design, and excite the pith of client's " desire to purchase ", the supervisor that its moulding and manufacture, assembly precision all badly influence client evaluates.Automotive hood is moving component, mates with beater or beat-up, headlight, front guarantor/front grid etc., and assembly relation is complicated, and precision is difficult to ensure, easily occurs appearance quality.Comprehensive matching cubing can well solve anterior matching problem, and in its performance history, the design and manufaction in automotive hood region is also Focal point and difficult point, because this region part is numerous, relation of installing is complicated, limited space, accessory size is comparatively large, and processing and manufacturing difficulty, cost is higher.
Automotive hood detection module generally has two kinds of structures in comprehensive matching cubing:
If Fig. 2 is integral car engine cover detection module and sectional type automotive hood detection module schematic diagram in a whole set of cubing.Fig. 2 a is the first, i.e. monolithic construction, and automotive hood detection module adopts monoblock aviation aluminium blank to carry out Milling Process, and general automotive hood detection module (201) is provided with four suspension ring, to facilitate lifting; Automotive hood detection module is assemblied on the skeleton of pedestal by four L-type bearings; Its advantage is that precision is higher, and assembling process is few, decreases assembly accumulation error, and its shortcoming is that processing capacity is large, required blank bulky, and cost is high, and cutwork amount is huge, and processing charges is high, and processing scraps probability greatly, causes the increase of further cost.In order to overcome the above problems, reduce costs, Fig. 2 b is the second structure, i.e. sectional type automotive hood detection module, it comprises headlight detection module (202), beater or beat-up detection module (203) and front grid detection module (not embodying in figure), and each detection module is arranged on by independent mounting bracket on the skeleton of the base of cubing.Its advantage is the stock utilization that improve blank, reduces cost, and single part is lightweight; Its shortcoming is that part is numerous, install complicated operation, and dimension chain is longer, reduces the precision of cubing itself.
Summary of the invention
Based on the problems referred to above, in order to improve stock utilization, reduce material cost, reduce processing capacity, cut down finished cost, ensure again the precision of automotive hood detection module, and the convenience of installing, the invention provides a kind of modularization automotive hood pick-up unit and overcome the above problems.
Technical scheme of the present invention is:
A kind of modularization automotive hood pick-up unit, it is made up of bottom parts, detection module part and standard part; Comprising being arranged in grid detection module, left/right headlight detection module, left/right beater or beat-up detection module, left/right gutter channel detection module, front end erection support, automotive hood detection module base plate before four suspension ring of pick-up unit four direction, two the rear end L-type bearings being arranged in the left and right sides, left/right; Wherein, each detection module above-mentioned to be connected with bolt by register pin and to be fastened on base plate, and each detection module of modular hood is by front end erection support, rear end L-type bearing location and be fixed in whole tool skeleton.
Base plate adopts steel plate to be welded by cutting, four lightening holes are arranged in front end, four lightening holes are also arranged in rear end, arrange the stiffening rib of three longitudinal directions,, a stiffening rib for transverse direction, to improve the rigidity of base plate, stiffening rib is welded on base plate, and base plate surrounding arranges the register pin of each detection module and the hole of fastening bolt.
Carrying out in left wing's daughter board detection module detection, first mounting portion processes and puts in place, detection boundaries retains certain process redundancy, then detection module respectively by register pin be bolted on automotive hood detection module base plate, the last finishing carrying out detection boundaries again, require that detection boundaries is consistent with the design data border of real vehicle, and control corresponding precision.
Adopt modular design thinking, design a kind of new hood detection module (Fig. 3), get the advantage that monoblock type engine detection module and piecemeal are hood detection modules, by the part design that first rationally piecemeal is integrated again, realize the cost lower than monoblock type hood detection module, the accuracy of detection higher than sectional type hood detection module and more easily assembling.
Specifically, hood detection module is re-started the piecemeal of part, then be integrated on a hood base plate, positioned by register pin, re-use bolt and fix.Its detecting portion still uses aluminium alloy manufacture, because monomer whose part is little, can greatly cut down finished cost and material cost, and its base plate adopts steel plate cutting to form, and its material and processing cost are all lower.
Beneficial effect of the present invention: by detecting block modular design, effectively ensure element precision, improves stock utilization, effectively reduces material cost; Reduce the volume that automotive hood detects the single part of block, reduce cutting output, cut down finished cost.
Accompanying drawing explanation
Fig. 1 is comprehensive matching cubing (certain vehicle is anterior) schematic diagram;
Fig. 2 a is integral car engine cover detection module schematic diagram in a whole set of cubing;
Fig. 2 b is sectional type automotive hood detection module schematic diagram in a whole set of cubing;
Fig. 3 a is integral car engine cover detection module schematic diagram;
Fig. 3 b is modularized vehicle hood detection module schematic diagram of the present invention;
Fig. 3 c is left wing of the present invention daughter board detection module sectional schematic diagram;
Fig. 3 d is base plate schematic diagram of the present invention;
Fig. 4 is modularized vehicle hood detection module explosive view;
Fig. 5 a is the billet size schematic diagram of modularized vehicle hood detection module;
Fig. 5 b is the billet size schematic diagram of integral car engine cover detection module;
Wherein:
101-pedestal, 102-A post detection module, 103-headlight detection module, 104-beater or beat-up detection module, 105-Qianmen detection module, 106-wide L-type bearing, the narrow L-type bearing of 107-, 108-Z type bearing;
201-integral car engine cover detection module, 202-sectional type automotive hood headlight detection module, 203-sectional type automotive hood beater or beat-up detection module;
Grid detection module, 306-left/right headlight detection module, 307-left/right beater or beat-up detection module, 308-left/right gutter channel detection module, 309-front end erection support (inconsistent with 304 structures), 310-automotive hood detection module base plate, 311-fastening bolt before 301-integral car engine cover detection module body, 302-suspension ring, 303-rear end L-type bearing, 304-front end erection support, 305-left/right
401-base plate, 402-left wing daughter board detection module, 403-right flank daughter board detection module, 404-left front headlight detection module, 405-right front headlight detection module, 406-left front grid detection module, 407-right front grid detection module, 408-left gutter channel detection module, the right gutter channel detection module of 409-, 410-bolt, 411-register pin, 412-suspension ring, 413-front end erection support, 414-rear end L-type bearing;
Embodiment
Below with reference to accompanying drawing 1-5, technical scheme of the present invention is described in detail.
In order to be described clearly content of the present invention, be first described as follows to comprehensive matching cubing:
As shown in Figure 1, demonstrate the model of comprehensive matching cubing, form primarily of three parts:
(1) pedestal 101, pedestal 101 is skeleton parts of whole cubing, plays and installs carrying effect;
(2) detection module: detection module is as the criterion with real vehicle design freezing data, redesigns, play the standard module of detection effect according to detection demand, and general aluminium alloy or the resin material of adopting forms through Milling Process.
Fig. 1 demonstrates each detection module: A post detection module 102, headlight detection module 103, beater or beat-up detection module 104, Qianmen detection module 105 (in this only explanation for example, unlisted all detection modules);
(3) web member, standard component and annex:
Web member comprises various types of erection support, as: U-shaped bearing, L-type bearing 106,107, Z-type bearing 108 and car door or hinge for automobile engine hood etc.;
Standard component comprises all kinds of fastening bolt, register pin etc.;
Annex has referred to the part of subsidiary function, such as: play the fulcrum of supplemental support, assembling guide piece, operation prompting or nameplate etc.;
Each detection module above-mentioned, it comprises: A post detection module 102, headlight detection module 103, beater or beat-up detection module 104, Qianmen detection module 105, each detection module is arranged on pedestal 101 by L-type bearing 106, L-type bearing 107, Z-type bearing 108, described L-type bearing 106, L-type bearing 107 all by register pin and detection module and pedestal framework location, then are fastened by bolts.
In the present invention, modularized vehicle hood detection module is integrated on base plate, is positioned by register pin, re-uses bolt and fixes.Modularized vehicle hood detection module detecting portion still manufactures with aluminium alloy, because single part is little, can greatly cut down finished cost and material cost, automotive hood detection module base plate adopts steel plate cutting to form, and material and processing cost are all lower.When manufacturing, first automotive hood detection module base plate is processed, the coupling border of detecting portion retains certain process redundancy, installation site processing puts in place, first test section and base plate are positioned fastening, again finishing is carried out to boundary member, ensure that machining precision is basic consistent with monoblock type detection module.
Fig. 3 a is integral car engine cover detection module schematic diagram, and Fig. 3 b is the schematic diagram of modularized vehicle hood detection module, will pass through principle of work and the Structure composing of comparative illustration modularized vehicle hood detection module below:
As shown in Figure 3 a, existing integral car engine cover detection module, comprises integral car engine cover detection module body 301, suspension ring 302, rear end L-type bearing 303, front end erection support 304.Wherein monoblock type hood detection module adopts the aluminium alloy milling of monoblock to form, its moulding is as the criterion according to automotive hood actual design data, ensure the detection boundaries having matching relationship with surrounding, middle part adopts loss of weight design, it has lightening hole and stiffening rib.The arrangement and design of lightening hole and stiffening rib should consider the size of hood detection module, certain rigidity, requirement of strength should be met, that designs again is light as far as possible, the hood detection module of present case design, arrange six lightening holes, four, front end, two, rear end, cross stiffening rib is arranged at middle part.Horizontal stiffening rib both sides are low, and middle part is high, and longitudinal stiffening rib front end is low, progressively increase toward rear end.Integral car engine cover detection module is connected with pedestal skeleton by rear end L-type bearing 303, front end erection support 304; And arrange four suspension ring 302, to facilitate lifting.
As shown in Figure 3 b, a kind of modularization automotive hood pick-up unit of the present invention, it comprises four suspension ring 302 being arranged in pick-up unit four direction, be arranged in two rear end L-type bearings 303 of the left and right sides, grid detection module 305 before left/right, left/right headlight detection module 306, left/right beater or beat-up detection module 307, left/right gutter channel detection module 308, front end erection support 309 is (because base plate 310 is different with the middle part Z-direction height and position of monoblock type hood detection module, cause front end erection support 309 inconsistent with front end erection support 304 structure in monolithic construction, the height that front end erection support 304 in monolithic construction adopts is about the support of the cushion block mode of 30mm, front end erection support 309 is due to excessive height, and erection bolt curtailment, adopt U cushion block, middle part hollows out), automotive hood detection module base plate 310, wherein, each detection module 305,306,307,308 above-mentioned to be connected with bolt by register pin and to be fastened on base plate 310, and whole modular hood pick-up unit is by front end erection support 309, rear end L-type bearing 303 location and be fixed in whole tool skeleton.
Its mentality of designing is that monoblock type hood detection module body 301 reasonably splits, in the present embodiment, split into grid detection module 305 before left/right, left/right headlight detection module 306, left/right beater or beat-up detection module 307, left/right gutter channel detection module 308 altogether eight detect sub-modules.For left wing's daughter board detection module 307 (showing see Fig. 3 c), first mounting portion processes and puts in place, detection boundaries retains certain process redundancy, then detection module block is fixed on automotive hood detection module base plate 310 respectively by register pin and bolt 311, finally carries out the finishing of detection boundaries again.Require that detection boundaries is consistent with the design data border of real vehicle, and control corresponding precision.
As shown in Figure 3 d, base plate 310 adopts steel plate to be welded by cutting, and four lightening holes are arranged in front end, and four lightening holes are also arranged in rear end, and arrange the stiffening rib of three longitudinal directions, the stiffening rib of a transverse direction, to improve the rigidity of base plate.Stiffening rib is welded on base plate, and base plate surrounding arranges the register pin of each detection module and the hole of fastening bolt.Each detection module is little due to monomer whose part, can greatly cut down finished cost and material cost, integrated by modularization again, in the mode on the border of each detection module of finishing, still can ensure the precision of whole hood detection module.
To detect headlight, beater or beat-up, the detection method of modular engine cover detection module is:
Step 1: assembly shop problem is fed back, such as: real vehicle assembling finds that hood and beater or beat-up, headlight presentation quality do not meet the demands;
Step 2: carry out part random sampling, extracts hood, beater or beat-up, headlight part;
Step 3: install real vehicle beater or beat-up, headlight part in comprehensive matching cubing, its erection sequence is installed consistent with mounting means and real vehicle;
Step 4: install hood detection module;
Step 5: gap or the face of measuring headlight, beater or beat-up and hood detection module are poor;
Step 6: meet definition value and then illustrate that detected part headlight, beater or beat-up are qualified, go to step 7; Otherwise illustrate that headlight, beater or beat-up are overproof, need to carry out process modification;
Step 7: install headlight, beater or beat-up detection module in comprehensive matching cubing, then according to real vehicle hood;
Step 8: gap or the face of measuring headlight, beater or beat-up and hood detection module are poor, provide the process modification data of automotive hood;
Further, Fig. 4 demonstrates modularization automotive hood detection module explosive view of the present invention, and its formation can be divided into bottom parts, detection module part, standard component three part:
1) bottom parts 401: it is used for supporting detection module, the pith that modularization is integrated;
2) detection module part: it is used for realizing measuring ability, mainly comprises left wing's daughter board module 402, right flank daughter board module 403, left front large lamp module 404, right front large lamp module 405, left front grid modules 406, right front grid modules 407, left gutter channel module 408, right gutter channel module 409;
3) standard component/annex: each detection module above-mentioned is connected with base plate 401 with several bolt of reasonable Arrangement by two register pins, its position requires reasonable stress.These standard component/annexes can comprise bolt 410, register pin 411, suspension ring 412, automotive hood erection support 413 etc.;
Detection module is according to functional requirement, and ensureing to carry out reasonable piecemeal according to part under the prerequisite that can manufacture, the principle of its piecemeal is the size as far as possible reducing blank, and convenient installation.Automotive hood detecting portion of the present invention is divided into 8 parts, and the part of mating with beater or beat-up, automotive hood is divided in a part as far as possible.Rear and front end due to its width excessive, be divided into two sections, to improve stock utilization.Concrete piecemeal is: left and right beater or beat-up region detection module, left and right headlight region detection module, left and right front grid areas detection module, left and right gutter channel detection module.
Fig. 5 is the billet size schematic diagram (illustrating for certain project) of modularized vehicle hood and integral car engine cover detection module, Fig. 5 a is the blanking signal of modularized vehicle hood detection module, be made up of the blank of 8 pieces little, and split according to the size of part, rational discharge reduces blank size greatly; Fig. 5 b is the blanking signal of integral car engine cover detection module, and its blank is a monoblock, and dimension and weight is all larger.The factor affecting cost is billet size and cutting output, and following table is a certain destination data, can find out, modularized vehicle engine cap stucture substantially reduces the size of blank and reduces cutting output, improves stock utilization, reduces cost.
Table 1 correlation data
Claims (3)
1. a modularization automotive hood pick-up unit, it is made up of bottom parts, detection module part and standard part; Comprising being arranged in grid detection module (305), left/right headlight detection module (306), left/right beater or beat-up detection module (307), left/right gutter channel detection module (308), front end erection support (309), automotive hood detection module base plate (310) before four suspension ring (302) of pick-up unit four direction, two rear ends L-type bearing (303) being arranged in the left and right sides, left/right; Wherein, each detection module above-mentioned (305,306,307,308) to be connected with bolt by register pin and to be fastened on base plate (310), and each detection module of modular hood (305,306,307,308) is located by front end erection support (309), rear end L-type bearing (303) and is fixed in whole tool skeleton.
2. modularization automotive hood pick-up unit according to claim 1, it is characterized in that, described base plate (310) adopts steel plate to be welded by cutting, four lightening holes are arranged in front end, and four lightening holes are also arranged in rear end, arrange the stiffening rib of three longitudinal directions,, a stiffening rib for transverse direction, to improve the rigidity of base plate, stiffening rib is welded on base plate (310), and base plate (310) surrounding arranges the register pin of each detection module and the hole of fastening bolt.
3. modularization automotive hood pick-up unit according to claim 1 and 2, it is characterized in that, carrying out in left wing's daughter board detection module (307) detection, first mounting portion processes and puts in place, detection boundaries retains certain process redundancy, then detection module (307) respectively by register pin be bolted on automotive hood detection module base plate (310), the last finishing carrying out detection boundaries again, require that detection boundaries is consistent with the design data border of real vehicle, and control corresponding precision.
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| CN104697781A (en) * | 2015-03-23 | 2015-06-10 | 北京汽车研究总院有限公司 | Engine hood testing tooling |
| CN105547212A (en) * | 2016-01-14 | 2016-05-04 | 长安马自达汽车有限公司 | Assembly UCF test tool and use method thereof |
| CN111637830A (en) * | 2020-05-19 | 2020-09-08 | 东风越野车有限公司 | Handheld check tool for bulletproof front grille mounting surface for military vehicle |
| CN111678414A (en) * | 2020-06-19 | 2020-09-18 | 芜湖国风塑胶科技有限公司 | Automobile four-door decorative plate assembly inspection device |
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