CN104374247B - Modularization detection device for automobile engine cover - Google Patents

Modularization detection device for automobile engine cover Download PDF

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Publication number
CN104374247B
CN104374247B CN201410557968.4A CN201410557968A CN104374247B CN 104374247 B CN104374247 B CN 104374247B CN 201410557968 A CN201410557968 A CN 201410557968A CN 104374247 B CN104374247 B CN 104374247B
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CN
China
Prior art keywords
detection module
detection
hood
base plate
module
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CN201410557968.4A
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Chinese (zh)
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CN104374247A (en
Inventor
陈聪
相光海
张红民
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湖南湖大艾盛汽车技术开发有限公司
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Priority to CN201410557968.4A priority Critical patent/CN104374247B/en
Publication of CN104374247A publication Critical patent/CN104374247A/en
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Publication of CN104374247B publication Critical patent/CN104374247B/en

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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

A kind of modularization automotive hood detection means
Technical field
The invention discloses a kind of modularization automotive hood detection means, it is related to comprehensive matching cubing (or referred to as Master cast cubing) in automotive hood module design, it is also applied to remaining ultra-large type detection module of comprehensive matching cubing Design.
Background technology
Comprehensive matching cubing can fast and accurately search error source, provide part rectification foundation, improve product quality and It is increasingly subject to the favor of each automobile main frame maker.As shown in figure 1, comprehensive matching cubing is typically by pedestal, detection module, connector, The part such as standard component and annex forms, and wherein measurement module is used to detect whether the precision of the real vehicle part of assembling meets the requirements Judgment criteria, this module carries out structure according to real vehicle freeze design data with the detection demand defining according to project demand and sets Meter, and meet its manufacture, installation requirement.Detection module is typically formed by milling by aluminium alloy or resin material, passes through The erection support that detection module carries is arranged on the skeleton of pedestal.
Automotive hood is to embody whole style in vehicle design, excites the pith of client's " desire to purchase ", its The supervisor that moulding and manufacture, assembly precision all badly influence client evaluates.Automotive hood is moving component, with wing Plate, headlight, front guarantor/front grid etc. mate, and assembly relation is complicated, and precision is difficult to ensure that appearance quality easily.Comprehensive Coupling cubing can be very good to solve anterior matching problem, in its development process, the design in automotive hood region with Manufacture is also emphasis and difficult point, because this region part is numerous, installation relation is complicated, limited space, and accessory size is larger, processing Manufacture difficult, relatively costly.
Automotive hood detection module typically has two kinds of structures in comprehensive matching cubing:
If Fig. 2 is that integral car engine cover detection module is examined a whole set of with sectional type automotive hood detection module Schematic diagram on tool.Fig. 2 a is the first, i.e. monolithic construction, and automotive hood detection module is entered using monoblock aviation aluminium blank Row Milling Process, general automotive hood detection module (201) is provided with four suspension ring, to facilitate lifting;Automobile engine Cover 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, reduces Assembly accumulation error, its shortcoming is big, the required blank bulky of processing capacity, high cost, and cutwork amount is huge, plus Work is costly, and processing scraps probability greatly, leads to the increase of further cost.In order to solve problem above, reduces cost, figure 2b is second structure, i.e. sectional type automotive hood detection module, and it includes headlight detection module (202), beater or beat-up inspection Survey module (203) and front grid detection module (in figure does not embody), each detection module is arranged on by single 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, and installation operation is complicated, and dimension chain is longer, reduces the precision of cubing itself.
Content of the invention
Based on the problems referred to above, in order to improve stock utilization, reduce material cost, reduce processing capacity, reduce processing cost, The precision of guarantee automotive hood detection module, and the convenience installed again, the present invention provides a kind of modularization automobile to send out Motivation cover detection means solves problem above.
The technical scheme is that:
A kind of modularization automotive hood detection means, it is by bottom parts, detection module part and standard component portion Divide and constitute;Prop up including four suspension ring being arranged in detection means four direction, two rear end L-types being arranged in the left and right sides Grid detection module, left/right headlight detection module, left/right beater or beat-up detection module, the inspection of left/right gutter channel before seat, left/right Survey module, front end erection support, automotive hood detection module base plate;Wherein, each detection module above-mentioned passes through alignment pin It is fastened on base plate with bolt connection, each detection module of modular hood passes through front end erection support, rear end L-type bearing Position and be fixed in whole tool skeleton.
Base plate is welded by cutting using steel plate, and four lightening holes are arranged in front end, and four lightening holes are also arranged in rear end, The ribs of three longitudinal directions of arrangement, a horizontal ribs, to improve the rigidity of base plate, ribs is welded on base plate, bottom Plate surrounding arranges the alignment pin of each detection module and the hole of fastening bolt.
In carrying out left wing's daughter board detection module detection, mounting portion processes first and puts in place, and detection border retains certain Allowance, then detection module pass through alignment pin and being bolted on automotive hood detection module base plate respectively, Carry out again afterwards detecting the finishing on border it is desirable to detection border is consistent with the design data border of real vehicle, and control corresponding essence Degree.
Using modularized design thinking, design a kind of new hood detection module (Fig. 3), take monoblock type to start machine examination Survey the advantage that module and piecemeal are hood detection modules, by part first reasonable piecemeal design integrated again, Realize ratio monoblock type hood detection module lower cost, 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 into a hood bottom On plate, positioned by alignment pin, reuse bolt and fix.Its detection part still uses aluminium alloy manufacture, due to monomer Part is little, can substantially reduce processing cost and material cost, and its base plate is formed using steel plate cutting, its material and processing cost All relatively low.
Beneficial effects of the present invention:By detection block modularized design, effectively ensure element precision, improve material use Rate, effectively reduces material cost;Reduce the volume of the single part of automotive hood detection block, reduce cutting output, reduce and add Work cost.
Brief description
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 the modularized vehicle hood detection module schematic diagram of the present invention;
Fig. 3 c is left wing's daughter board detection module sectional schematic diagram of the present invention;
Fig. 3 d is the 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:
Before 101- pedestal, 102-A post detection module, 103- headlight detection module, 104- beater or beat-up detection module, 105- Door detection module, 106- width L-type bearing, 107- narrow L-type bearing, 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;
301- integral car engine cover detection module body, 302- suspension ring, 303- rear end L-type bearing, 304- front end Grid detection module, 306- left/right headlight detection module, the detection of 307- left/right beater or beat-up before erection support, 305- left/right Module, 308- left/right gutter channel detection module, 309- front end erection support (inconsistent with 304 structures), 310- automobile engine Cover detection module base plate, 311- fastening bolt
401- base plate, 402- left wing daughter board detection module, 403- right flank daughter board detection module, 404- left front headlight detection mould Grid detection module, the left flowing water of 408- before block, 405- right headlight detection module, 406- left front grid detection module, 407- are right Groove detection module, 409- right gutter channel detection module, 410- bolt, 411- alignment pin, 412- suspension ring, 413- front end are installed and are propped up Seat, 414- rear end L-type bearing;
Specific embodiment
Below with reference to accompanying drawing 1-5, technical scheme is described in detail.
Understand present disclosure to describe, first comprehensive matching cubing is described as follows:
As shown in figure 1, showing the model of comprehensive matching cubing, mainly it is made up of three parts:
(1) pedestal 101, pedestal 101 is the skeleton part of whole cubing, plays installation carrying effect;
(2) detection module:Detection module is to be defined by real vehicle design freezing data, is again set according to detection demand Meter, plays the standard module of detection effect, typically using aluminium alloy or resin material through being milled into.
Fig. 1 shows that each detection module is:A post detection module 102, headlight detection module 103, beater or beat-up detection module 104th, Qianmen detection module 105 (here explanation only for example, unlisted all detection modules);
(3) connector, standard component and annex:
Connector includes various types of erection supports, such as:U-shaped bearing, L-type bearing 106,107, Z-type bearing 108 and vapour Car door or hinge for automobile engine hood etc.;
Standard component comprises all kinds of fastening bolts, alignment pin etc.;
Annex has referred to the part of miscellaneous function, for example:Play the fulcrum of Auxiliary support, assemble guider, operation prompting Or nameplate etc.;
Each detection module above-mentioned, it includes:A post detection module 102, headlight detection module 103, beater or beat-up detection mould Block 104, Qianmen detection module 105, each detection module is arranged on by L-type bearing 106, L-type bearing 107, Z-type bearing 108 On pedestal 101, described L-type bearing 106, L-type bearing 107 are all by alignment pin and detection module and pedestal framework location, then lead to Cross bolt fastening.
In the present invention, modularized vehicle hood detection module is integrated on base plate, is positioned by alignment pin, then Fixed using bolt.Modularized vehicle hood detection module detection part still uses aluminium alloy manufacture, due to single part Little, processing cost and material cost can be substantially reduced, automotive hood detection module base plate is formed using steel plate cutting, material Material is all relatively low with processing cost.When manufacture, first automotive hood detection module base plate is processed, detection part Cobordant circle retains certain allowance, and installation site processing puts in place, first test section and base plate is carried out positioning fastening, then opposite side Boundary's part is finished it is ensured that machining accuracy is substantially consistent with monoblock type detection module.
Fig. 3 a is integral car engine cover detection module schematic diagram, and Fig. 3 b is modularized vehicle hood detection mould The schematic diagram of block, below by by the operation principle of comparative illustration modularized vehicle hood detection module and structure structure Become:
As shown in Figure 3 a, existing integral car engine cover detection module, including the inspection of integral car engine cover Survey module body 301, suspension ring 302, rear end L-type bearing 303, front end erection support 304.Wherein monoblock type hood detection mould Block is formed using the aluminium alloy milling of monoblock, and its moulding is defined according to automotive hood actual design data it is ensured that and surrounding There is the detection border of matching relationship, using using loss of weight design, there are lightening hole and ribs in middle part thereon.Lightening hole and plus The arrangement of strong rib and design, it is also contemplated that the size of hood detection module, should meet certain rigidity, intensity requirement, and That to design is light as far as possible, the hood detection module of present case design, arranges six lightening holes, front end four, rear end two Individual, the cross ribs of middle part arrangement.Horizontal ribs both sides are low, and middle part is high, and longitudinal ribs front end is low, toward rear end Progressively increase.Integral car engine cover detection module passes through rear end L-type bearing 303, front end erection support 304 and pedestal bone Frame is connected;And arrange four suspension ring 302, to facilitate lifting.
As shown in Figure 3 b, a kind of modularization automotive hood detection means of the present invention, it includes being arranged in detection dress Grid detection mould before four suspension ring 302 putting four direction, two rear end L-type bearings 303 being arranged in the left and right sides, left/right Block 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 (because base plate 310 is different with the middle part Z-direction height and position of monoblock type hood detection module, is led Cause front end erection support 309 inconsistent with front end erection support 304 structure in monolithic construction;Front end in monolithic construction The support of the cushion block mode of height about 30mm that erection support 304 adopts;Front end erection support 309, due to excessive height, is installed Bolt length is not enough, and using U cushion block, middle part hollows out), automotive hood detection module base plate 310;Wherein, above-mentioned each Detection module 305,306,307,308 is fastened on base plate 310 by alignment pin and bolt connection, whole modular hood Detection means is passed through front end erection support 309, rear end L-type bearing 303 positioning and is fixed in whole tool skeleton.
Its mentality of designing is that monoblock type hood detection module body 301 is reasonably split, and in the present embodiment, tears open Be divided 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 total of eight detects sub-module.(show referring to Fig. 3 c) taking left wing's daughter board detection module 307 as a example, Mounting portion processes first and puts in place, and detection border retains certain allowance, and then detection module block passes through alignment pin respectively It is fixed on automotive hood detection module base plate 310 with bolt 311, finally carry out detecting the finishing on border again.Require Detection border is consistent with the design data border of real vehicle, and controls corresponding precision.
As shown in Figure 3 d, base plate 310 is welded by cutting using steel plate, and four lightening holes, rear end are arranged in front end Four lightening holes of arrangement, the ribs of three longitudinal directions of arrangement, a horizontal ribs, to improve the rigidity of base plate.Ribs It is welded on base plate, base plate surrounding arranges the alignment pin of each detection module and the hole of fastening bolt.Each detection module is due to it Single part is little, can substantially reduce processing cost and material cost, integrated further through modularization, is finishing each detection module Border mode, still can ensure that the precision of whole hood detection module.
Taking detect headlight, beater or beat-up as a example, the detection method of modular engine cover detection module is:
Step 1:Assembly shop problem is fed back, for example:Real vehicle assembling finds hood and beater or beat-up, headlight presentation quality It is unsatisfactory for requiring;
Step 2:Carry out part random sampling, extract hood, beater or beat-up, headlight part;
Step 3:Real vehicle beater or beat-up, headlight part, its erection sequence and mounting means are installed on comprehensive matching cubing Consistent with real vehicle installation;
Step 4:Hood detection module is installed;
Step 5:Measurement headlight, beater or beat-up and the gap of hood detection module or face are poor;
Step 6:Meet definition value and then illustrate that detected part headlight, beater or beat-up are qualified, go to step 7;Before otherwise illustrating Headlight, beater or beat-up are overproof, need to carry out process modification;
Step 7:In comprehensive matching cubing, headlight, beater or beat-up detection module are installed, according still further to real vehicle hood;
Step 8:Measurement headlight, beater or beat-up and the gap of hood detection module or face are poor, provide car engine The process modification data of hood;
Further, Fig. 4 shows the modularization automotive hood detection module explosive view of the present invention, and its composition can To be divided into bottom parts, detection module part, standard component three part:
1) bottom parts 401:It is used for supporting detection module, the integrated pith of modularization;
2) detection module part:It is used for realizing detection function, main inclusion left wing daughter board module 402, right flank daughter board mould Block 403, left front big lamp module 404, right headlight module 405, left front grid modules 406, the right side before grid modules 407, left flowing water Channel mould block 408, right gutter channel module 409;
3) standard component/annex:Each detection module above-mentioned pass through several bolts of two alignment pins and reasonable Arrangement with Base plate 401 connects, and its position requires reasonable stress.These standard component/annexes can include bolt 410, alignment pin 411, Suspension ring 412, automotive hood erection support 413 etc.;
Detection module, according to functional requirement, carries out reasonable piecemeal according to part, its piecemeal on the premise of ensureing to manufacture Principle be to try to reduce the size of blank, and convenient install.The automotive hood detection part of the present invention is divided into 8 portions Point, the part mated with beater or beat-up, automotive hood is tried one's best to divide and is partly gone up at one.Rear and front end is excessive due to its width, It is divided into two sections, to improve stock utilization.Specifically 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 of modularized vehicle hood and integral car engine cover detection module (taking certain project as a example illustrating), Fig. 5 a is that the blanking of modularized vehicle hood detection module is illustrated, by 8 pieces little of blank group Become, and split according to the size of part, rational discharge greatly reduces blank size;Fig. 5 b is integral car engine The blanking of cover detection module is illustrated, and its blank is a monoblock, and dimension and weight is all larger.The factor of impact cost is billet size With cutting output, following table is a certain purpose data it can be seen that modularized vehicle engine cap stucture substantially reduces the chi of blank Very little and reduce cutting output, improve stock utilization, reduce cost.
Table 1 correction data

Claims (2)

1. a kind of modularization automotive hood detection means, it is by bottom parts, detection module part and standard component/annex Constitute;Wherein bottom parts are used for supporting detection module, are the integrated piths of modularization, and detection module part is used for realizing Detection function, examines including grid before left/right beater or beat-up detection module (307), left/right headlight detection module (306), left/right Survey module (305), left/right gutter channel detection module (308);Standard component/annex includes bolt, alignment pin, suspension ring and automobile Hood erection support;
It is characterized in that, also include being arranged in four suspension ring (302) of detection means four direction, be arranged in the two of the left and right sides Individual rear end L-type bearing (303);Wherein, each detection module is fastened on base plate (310) by alignment pin and bolt connection, whole Individual modular hood detection means is passed through front end erection support (309), rear end L-type bearing (303) positioning and is fixed on whole In individual tool skeleton;Described base plate (310) is welded by cutting using steel plate, and four lightening holes, rear end are arranged in front end Four lightening holes of arrangement, the ribs of three longitudinal directions of arrangement, a horizontal ribs, to improve the rigidity of base plate, ribs It is welded on base plate (310), base plate (310) surrounding arranges the alignment pin of each detection module and the hole of fastening bolt.
2. modularization automotive hood detection means according to claim 1 is it is characterised in that carrying out left wing's daughter board In detection module (307) detection, mounting portion processes first and puts in place, and detection border retains certain allowance, then left wing Daughter board detection module (307) passes through alignment pin and is bolted on automotive hood detection module base plate (310) respectively, Carry out again afterwards detecting the finishing on border it is desirable to detection border is consistent with the design data border of real vehicle, and control corresponding essence Degree.
CN201410557968.4A 2014-10-20 2014-10-20 Modularization detection device for automobile engine cover CN104374247B (en)

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CN105547212B (en) * 2016-01-14 2019-01-18 长安马自达汽车有限公司 A kind of general assembly UCF cubing and its application method

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