CN106080842B - Flame retardant type protecgulum centralising device - Google Patents
Flame retardant type protecgulum centralising device Download PDFInfo
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- CN106080842B CN106080842B CN201610407833.9A CN201610407833A CN106080842B CN 106080842 B CN106080842 B CN 106080842B CN 201610407833 A CN201610407833 A CN 201610407833A CN 106080842 B CN106080842 B CN 106080842B
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- upper plate
- plate
- pin
- flame retardant
- lower plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/06—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being doors, windows, openable roofs, lids, bonnets, or weather strips or seals therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Seats For Vehicles (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a kind of flame retardant type protecgulum centralising device, including upper plate, lower plate, fixed plate, elastic cylindrical pin, alignment pin, positioning pin；Elastic cylindrical pin passes through lower plate and upper plate, and is cased with pad and nut in the part for passing upper plate；Positioning pin is cased with linear bearing through lower plate and upper plate, and in the part for passing lower plate, and the part for passing upper plate is cased with compression spring；Fixed plate is located on upper plate；Two deep groove ball bearings are installed on location-plate；Alignment pin passes through lower plate and upper plate, passes the part of upper plate between two deep groove ball bearings, is clamped by two deep groove ball bearings；Upper plate does not contact with lower plate, and upper plate bottom surface is parallel with lower board surface；Upper plate is provided with mounting head, for fastener to be connected with front cover for vehicle assembling sample rack main body.After existing handle rotation linear bearing, control positioning pin up and down, so as to regulate and control the spacing of upper and lower plates, according to the state of alignment pin, can facilitate, accurate adjustment front cover for vehicle installation position.
Description
Technical field
The invention belongs to front cover for vehicle assembly equipment field, and in particular to protecgulum centralising device during a kind of protecgulum assembling,
It can be used for the accurate control of front cover for vehicle assembling process.
Background technology
The auto industry in China also begins to slowly start to walk after founding the state, from scratch, establishment gradually some to one's name
Motor corporation, the shadow of Chinese automobile is there has also been in the jungle of wide World Auto Industry.After reform and opening-up, China
Economy develops rapidly, and with progressively going deep into for China's entry into the WTO, protection of the Chinese Government to national auto industry will significantly subtract
Few, market is more and more open.At present, Chinese auto industry is in the stage of high speed development, and top country is also with the world
There is a certain distance.Therefore, it is necessary to which our generations of researchers contribute share for the auto industry of China, in development
State industry and work hard.
Meanwhile it is necessary to have good anti-flammability as automobile industry part.In recent years, olefin resin is used as and processed
Property, impact resistance, the excellent engineering plastics of transparency aspect, be widely used in many fields, such as Packaging Industry, biological section
The field such as skill industry or photovoltaic industry.At present in flame-retardant modified, commonly used technology is exactly that to add halogen system fire-retardant both at home and abroad
Agent and phosphorus flame retardant, halogenated flame retardant have the characteristics that flame retarding efficiency is high, fire resistance is good.But some halogen flames are present
The material for environment and human health, particularly in combustion.And after phosphorus flame retardant is added in resin
Seriously the physical property of material is caused to decline, fire resistance is unable to reach UL94-VO levels.
The content of the invention
It is an object of the invention to provide a kind of flame retardant type protecgulum centralising device, the accurate control for front cover for vehicle assembling process
System, is advantageous to the development of automobile assembling industry.
To achieve the above object of the invention, the technical solution adopted by the present invention is：A kind of flame retardant type protecgulum centralising device, including
Upper plate, lower plate, fixed plate, elastic cylindrical pin, alignment pin, positioning pin；Elastic cylindrical pin passes through lower plate and upper plate, and is passing
The part of upper plate is connected to nut；Positioning pin is cased with linear bearing through lower plate and upper plate, and in the part for passing lower plate, passes
The part of upper plate is cased with compression spring；Linear bearing is arranged in lower plate；Fixed plate is located on upper plate；Two are provided with fixed plate
Individual deep groove ball bearing；Alignment pin passes through lower plate and upper plate, passes the part of upper plate between two deep groove ball bearings；Upper plate
Do not contacted with lower plate；Upper plate is provided with mounting head；Pad is provided between the elastic cylindrical pin and upper plate；The pad is by alkene group
Compound extrusion is prepared.The part that alignment pin passes upper plate is clamped by two deep groove ball bearings, avoids shank during positioning
Rock, increase automobile assembling centering accuracy and stability.
In the present invention, upper plate is provided with mounting head, for fastener to be connected with front cover for vehicle assembling sample rack main body；Installation
Head is located at upper plate end, and the connection with upper plate does not limit, and is preferably integrally formed and not only facilitates but also ensure matching；In mounting head
Multiple tapped through holes can be provided with, are easy to the use of working in coordination of protecgulum centralising device and other accessories.
In the present invention, the position relationship of each part for actual use when position, such as upper plate, lower plate position relationship just
Upper the next state when being actual use.The connection member for mechanical field is sold, in general pin all includes mounting head and shank,
Shank is substantially cylindrical, and some front ends are arranged to truncated cone-shaped, and some is then smooth type；The mounting head of pin can be one, be located at
Shank one end, it can also be two, be placed in shank both ends, for example the alignment pin of the present invention then sets a mounting head；Pin
Mounting head can be also used for the connection with miscellaneous part, such as one end of elastic cylindrical pin in addition to it pin can be installed into stabilization
Nut is provided with by mounting head, the feature of elastic cylindrical pin can be increased by increasing the part connect, allow its activity；Shank is also
Some designs can be done, to concatenate miscellaneous part, be able to can also be slotted with apertured, it is of the invention to carry rectangular member
The part that positioning pin passes upper plate in shank is cased with compression spring, and spring one end is mounted first speed and lived, and the other end is withstood by lower plate,
So as to form elastic force, it is possible to achieve the elastic upper and lower displacement for pin of transposing, after rotating linear bearing using existing handle, control
Above and below system positioning pin, so as to regulate and control the spacing of upper and lower plates.
In the present invention, alignment pin is arranged in lower plate；Elastic cylindrical pin is arranged in lower plate；Positioning is sold through upper and lower plates,
Upper, shank is connected mounting seat through lower plate with linear bearing, the next in regulation so as to be controlled by linear bearing,
Due to the presence of spring, upper and lower displacement is stable, accurate.Can in upper and lower plates opened hole, so as to realize penetrating for shank, each pin with
The installation of plate is not particularly limited, and the installation of sky screw is buried in basic use, can also use welding.
In the present invention, pad is provided between elastic cylindrical pin and upper plate；The thickness of pad is 580~660 microns so that two
Part is not damaged by.Compositions of olefines is by polystyrene, polyethylene, butyl acrylate, N, N- di-n-butyl dithiocarbamates first
Sour copper, phosphamide, N hydroxymethyl acrylamide, titanate esters, compounded mix composition；The compounded mix is silica aluminum phosphate
Sinter；Polystyrene, polyethylene, butyl acrylate, N, N- copper di-n-butyldithiocarbamates, phosphamide, N- hydroxyl first
Base acrylamide, titanate esters, the mass ratio of compounded mix are 100: 26: 15: 9: 16: 23: 4: 12；Compositions of olefines is added and squeezed
Go out in machine, 190~220 DEG C of extrusions obtain pad.Elastic cylindrical pin is existing product, substantially cylindrical pin outer casing spring composition,
Controllable elastic in the presence of nut, by acting force of the spring, will not exert a force tension to upper and lower plates, the quantity root of elastic cylindrical pin
Selected according to device size, upper and lower plates can be fastened by being distributed.Preferably elastic cylindrical pin of the invention is three, and its distribution is excellent
Selection font is distributed, and fixed plate, positioning pins position are between elastic cylindrical pin, so as to which adjusting force can be evenly distributed, such as one
Elastic cylindrical pin is located at upper plate one end, and another two is located at other end, and fixed plate, positioning pins position are in single and two elastic cylinders
Between pin, can also three elastic cylindrical pin distributions triangular in shape, fixed plate, positioning pins position in any two elastic cylindrical pin it
Between；Arranged with specific reference to actual demand.Preferably, the present invention is on upper plate, and elastic cylindrical pin is surrounded by block, and block prevents
Elastic cylindrical pin displacement, increase accuracy of alignment, generally less cylinder, or square, its concrete shape, size do not have
What limitation, the effect of miscellaneous part, convenient making are not influenceed, is typically bonded or is welded on upper plate.
In the present invention, upper plate, the shape of lower plate do not limit, and shape is on realizing that the effect of the present invention does not influence, upper plate
Bottom surface is parallel with lower board surface, is so advantageous to the installation displacement of each pin.Upper and lower plates can be the shape of rule, such as just
Shape or ellipse；Can also be irregular shape, for example one end is the square etc. of circular arc spill, according to stress point and branch
Frame is actually needed design.
In the present invention, the thick head of deep groove ball bearing is sold away from positioning, and deep groove ball bearing is existing product, be divided into thick section with it is thin
Section, general thin segment pass through installing plate, and thick section forms barrier, so as to install stabilization；The thick head of deep groove ball bearing refers to away from positioning pin
For thin head, thick head is remote, is positioned such that pin just has a certain distance with positioning pin, is advantageous to protecgulum placement
When, stability under loading.The shape of fixed plate is not particularly limited, and upper surface is plane, can be formed and is steadily contacted with protecgulum.
Pad disclosed by the invention is extruded by compositions of olefines and prepared, and based on polystyrene and polyethylene, adds it
His compound, it not only ensure that the mechanical strength of pad but also so that it has excellent fire resistance, particularly good toughness, and met pad
The performance requirement of piece, between elastic cylindrical pin and upper plate, avoiding metal from damaging mutually.
Using the present invention protecgulum centralising device installed to it is middle when, protecgulum is positioned on support frame, of the invention
Protecgulum centralising device withstand；After rotating linear bearing first with existing handle, above and below control positioning pin, so as to regulate and control upper and lower plates
Spacing, according to the state of alignment pin, can conveniently, accurate adjustment front cover for vehicle installation position；Then in the presence of nut
Controllable elastic cylindrical pin is elastic, and by acting force of the spring, will not be exerted a force tension to upper and lower plates, and protecgulum position is finely adjusted.This
The protecgulum centralising device of invention can be used for regulating and controlling the precision between protecgulum and car body during protecgulum assembling, so as to accurately
Protecgulum and Chinese herbaceous peony cabin are coordinated, ensure the stabilization and precision of protecgulum installation, lifts product quality and safety coefficient.
Brief description of the drawings
Fig. 1 is the flame retardant type protecgulum centralising device structural representation of embodiment two；
Fig. 2 is the flame retardant type protecgulum centralising device structural representation of embodiment two；
Wherein, upper plate 1, lower plate 2, fixed plate 3, elastic cylindrical pin 4, alignment pin 5, positioning pin 6, nut 7, pad 8, straight line
Bearing 9, compression spring 10, deep groove ball bearing 11, mounting head 12, block 13.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment one
880 DEG C of 50 kilograms of silica and 30 kg of phosphoric acid aluminium are sintered 1 hour, cooling crush obtains compounded mix；Will
100 kilograms of polystyrene, 26 kilograms of polyethylene, 15 kilograms of butyl acrylates, 9 kilograms of N, N- second, n-butyl dithiocarbamates
Copper, 16 kg of phosphoric acid amine, 23 kilograms of N hydroxymethyl acrylamides, 4 kilograms of titanate esters, the poly- addition extruder of 12 kilograms of compounded mixs
In, 190~220 DEG C of extrusions obtain pad, flame-retardant V 0-stage, modulus of elasticity height.
Embodiment two
Referring to accompanying drawing 1-2, flame retardant type protecgulum centralising device of the invention, including upper plate 1, lower plate 2, fixed plate 3, Elastic Circular
Pin 4, alignment pin 5, positioning pin 6；Alignment pin is arranged in lower plate, and elastic cylindrical pin is arranged in lower plate by mounting seat, to
On through upper and lower plates；Elastic cylindrical pin passes through lower plate and upper plate, and is connected to nut 7, elastic cylinder in the part for passing upper plate
The pad 8 that thickness is 660 microns is provided between pin and upper plate；Positioning is sold through lower plate and upper plate, and in the portion for passing lower plate
Divide and be cased with linear bearing 9, the part for passing upper plate is cased with compression spring 10, and linear bearing is arranged in lower plate；Fixed plate is located at
On upper plate；Two deep groove ball bearings 11 are installed in fixed plate；Alignment pin passes through lower plate and upper plate, passes the part position of upper plate
Between two deep groove ball bearings；Upper plate does not contact with lower plate；Upper plate is provided with mounting head 12, and it is integrally formed with upper plate, carries
Conventional installation screw, so as to coordinate with other protecgulum build-up members, one inclined-plane is set with upper plate junction, it is convenient to distinguish respectively
Partly and take easily, upper plate bottom surface is parallel with lower board surface, all sets arc-shaped concave to obtain by square one side.
In the present invention, elastic cylindrical pin be three, for isosceles triangle be distributed, fixed plate, positioning pins position in elastic cylindrical pin it
Between；On upper plate, elastic cylindrical pin is surrounded by block 13, increases the stability of elastic cylindrical pin, increases displacement accuracy.Deep-groove ball
The thick head of bearing is sold away from positioning, there is provided distribution of force evenly.
Embodiment three
Flame retardant type protecgulum centralising device, including upper plate, lower plate, fixed plate, elastic cylindrical pin, alignment pin, positioning pin；Positioning
Pin is arranged in lower plate, and elastic cylindrical pin is arranged in lower plate by mounting seat, is upward through upper and lower plates；Elastic cylindrical pin passes through
Lower plate and upper plate, and nut is connected in the part for passing upper plate, it is 580 microns that thickness is provided between elastic cylindrical pin and upper plate
Pad；Positioning pin is cased with linear bearing through lower plate and upper plate, and in the part for passing lower plate, passes the part set of upper plate
There is compression spring, linear bearing is arranged in lower plate；Fixed plate is located on upper plate；Two deep-groove ball axles are installed in fixed plate
Hold；Alignment pin passes through lower plate and upper plate, passes the part of upper plate between two deep groove ball bearings；Upper plate does not connect with lower plate
Touch；Upper plate is provided with mounting head, and it is integrally formed with upper plate, with conventional installation screw, so as to other protecgulum departments of assembly
Part coordinates, and sets an inclined-plane with upper plate junction, convenient to distinguish each several part and take easily, upper plate bottom surface is put down with lower board surface
OK, all arc-shaped concave is set to obtain by square one side.Elastic cylindrical pin is three, is distributed for isosceles triangle, fixed plate, positioning pins position
Between elastic cylindrical pin；On upper plate, elastic cylindrical pin is surrounded by block, increases the stability of elastic cylindrical pin, increases position
Move precision.The thick head of deep groove ball bearing is sold away from positioning, there is provided distribution of force evenly.
Example IV
Flame retardant type protecgulum centralising device, including upper plate, lower plate, fixed plate, elastic cylindrical pin, alignment pin, positioning pin；Positioning
Pin is arranged in lower plate, and elastic cylindrical pin is arranged in lower plate by mounting seat, is upward through upper and lower plates；Elastic cylindrical pin passes through
Lower plate and upper plate, and nut is connected in the part for passing upper plate, it is 620 microns that thickness is provided between elastic cylindrical pin and upper plate
Pad；Positioning pin is cased with linear bearing through lower plate and upper plate, and in the part for passing lower plate, passes the part set of upper plate
There is compression spring, linear bearing is arranged in lower plate；Fixed plate is located on upper plate；Two deep-groove ball axles are installed in fixed plate
Hold；Alignment pin passes through lower plate and upper plate, passes the part of upper plate between two deep groove ball bearings；Upper plate does not connect with lower plate
Touch；Upper plate is provided with mounting head, and it is integrally formed with upper plate, with conventional installation screw, so as to other protecgulum departments of assembly
Part coordinates, and sets an inclined-plane with upper plate junction, convenient to distinguish each several part and take easily, upper plate bottom surface is put down with lower board surface
OK, all arc-shaped concave is set to obtain by square one side.Elastic cylindrical pin is two, and fixed plate, positioning pins position are in elastic cylindrical pin
Between；On upper plate, elastic cylindrical pin is surrounded by block, increases the stability of elastic cylindrical pin, increases displacement accuracy.Deep-groove ball
The thick head of bearing is sold away from positioning, there is provided distribution of force evenly.
Protecgulum is positioned on support frame, is withstood by the protecgulum centralising device of the present invention；Straight line is rotated first with existing handle
After bearing, control transposes pin up and down, so as to regulate and control the spacing of upper and lower plates, according to the state of alignment pin, can facilitate, accurate tune
Whole front cover for vehicle installation position；Then controllable elastic cylindrical pin is elastic in the presence of nut, will not be to upper by acting force of the spring
Lower plate force tension, is finely adjusted to protecgulum position.The protecgulum centralising device of the present invention can be used for when protecgulum assembles to protecgulum
Precision between car body is regulated and controled, so as to which accurately protecgulum and Chinese herbaceous peony cabin be coordinated, ensure protecgulum installation stabilization and
Precision, lift product quality and safety coefficient.
Claims (10)
1. a kind of flame retardant type protecgulum centralising device, including upper plate, lower plate, fixed plate, elastic cylindrical pin, alignment pin, positioning pin；Bullet
Property straight pin passes through lower plate and upper plate, and is connected to nut in the part for passing upper plate；Positioning is sold through lower plate and upper plate, and
Linear bearing is cased with the part for passing lower plate, the part for passing upper plate is cased with compression spring；Linear bearing is arranged in lower plate；
Fixed plate is located on upper plate；Two deep groove ball bearings are installed in fixed plate；Alignment pin passes through lower plate and upper plate, passes upper plate
Part between two deep groove ball bearings；Upper plate does not contact with lower plate；Upper plate is provided with mounting head；The elastic cylindrical pin with
Pad is provided between upper plate；The pad is prepared by compositions of olefines extrusion.
2. flame retardant type protecgulum centralising device according to claim 1, it is characterised in that：The thickness of the pad is 580~660
Micron.
3. flame retardant type protecgulum centralising device according to claim 1, it is characterised in that：Alignment pin is arranged in lower plate；Elasticity
Straight pin is arranged in lower plate；Upper plate bottom surface is parallel with lower board surface.
4. flame retardant type protecgulum centralising device according to claim 1, it is characterised in that：Elastic cylindrical pin is three；Elastic Circular
Pin is distributed for isosceles triangle.
5. flame retardant type protecgulum centralising device according to claim 4, it is characterised in that：Fixed plate, positioning pins position are in Elastic Circular
Between pin.
6. flame retardant type protecgulum centralising device according to claim 1, it is characterised in that：On upper plate, elastic cylindrical pin surrounding is set
There is block；The thick head of deep groove ball bearing is sold away from positioning.
7. flame retardant type protecgulum centralising device according to claim 1, it is characterised in that：Compositions of olefines is by polystyrene, poly-
Ethene, butyl acrylate, N, N- copper di-n-butyldithiocarbamates, phosphamide, N hydroxymethyl acrylamide, titanate esters,
Compounded mix forms.
8. flame retardant type protecgulum centralising device according to claim 7, it is characterised in that：The compounded mix is silica phosphorus
Sour aluminum sinter thing.
9. flame retardant type protecgulum centralising device according to claim 7, it is characterised in that：Polystyrene, polyethylene, acrylic acid fourth
Ester, N, N- copper di-n-butyldithiocarbamates, phosphamide, N hydroxymethyl acrylamide, titanate esters, the quality of compounded mix
Than for 100: 26: 15: 9: 16: 23: 4: 12.
10. flame retardant type protecgulum centralising device according to claim 1, it is characterised in that：Compositions of olefines is added into extruder
In, 190~220 DEG C of extrusions obtain pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407833.9A CN106080842B (en) | 2016-06-12 | 2016-06-12 | Flame retardant type protecgulum centralising device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407833.9A CN106080842B (en) | 2016-06-12 | 2016-06-12 | Flame retardant type protecgulum centralising device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106080842A CN106080842A (en) | 2016-11-09 |
| CN106080842B true CN106080842B (en) | 2018-02-09 |
Family
ID=57228850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610407833.9A Active CN106080842B (en) | 2016-06-12 | 2016-06-12 | Flame retardant type protecgulum centralising device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106080842B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4837454B2 (en) * | 2006-06-27 | 2011-12-14 | 本田技研工業株式会社 | Assembly device for automotive front fender |
| CN201362309Y (en) * | 2008-12-26 | 2009-12-16 | 浙江吉利汽车有限公司 | Snap-fit-positioning, installing and anti-dislocation device of manual strut bar of engine hood |
| JP5244047B2 (en) * | 2009-08-18 | 2013-07-24 | 本田技研工業株式会社 | Front component assembly system and front component assembly method |
| CN202038388U (en) * | 2010-12-31 | 2011-11-16 | 上汽通用五菱汽车股份有限公司 | Automotive engine cover mounting tool |
| CN201975955U (en) * | 2011-01-31 | 2011-09-14 | 锦州汉拿电机有限公司 | Centering and positioning structure for hanging angles of front cover and rear cover of automobile-used generator |
| CN104290834B (en) * | 2014-09-19 | 2016-08-17 | 奇瑞汽车股份有限公司 | Hood assembling accessory |
-
2016
- 2016-06-12 CN CN201610407833.9A patent/CN106080842B/en active Active
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| CN106080842A (en) | 2016-11-09 |
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