CN106626431A - Walking auxiliary instrument made of light composite material and manufacturing process of walking auxiliary instrument - Google Patents
Walking auxiliary instrument made of light composite material and manufacturing process of walking auxiliary instrument Download PDFInfo
- Publication number
- CN106626431A CN106626431A CN201610872712.1A CN201610872712A CN106626431A CN 106626431 A CN106626431 A CN 106626431A CN 201610872712 A CN201610872712 A CN 201610872712A CN 106626431 A CN106626431 A CN 106626431A
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- CN
- China
- Prior art keywords
- armpit
- carbon fiber
- fore
- underarm
- auxiliary instrument
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
- B29C70/34—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core and shaping or impregnating by compression, i.e. combined with compressing after the lay-up operation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/02—Crutches
Landscapes
- Health & Medical Sciences (AREA)
- Pain & Pain Management (AREA)
- Rehabilitation Therapy (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Chemical & Material Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Composite Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a walking auxiliary instrument made of a light composite material and a manufacturing process of the walking auxiliary instrument and relates to the technical field of underarm crutches used by people with troubles during walking. The walking auxiliary instrument solves the technical defects that an existing underarm crutch is relatively heavy, not convenient to use and poor in comfort. The walking auxiliary instrument comprises an underarm crutch body, a retractable supporting leg is arranged on the bottom of the underarm crutch body, an underarm support is arranged on the top of the underarm crutch body, and a handle is also arranged in the underarm crutch body. The underarm crutch body comprises a front support part, a rear support part, a Y-shaped support part and an underarm straddling frame part all of which are integrally formed through carbon fiber. The base body of the underarm crutch body and the base body of the retractable supporting leg are each formed by, by weight percent, 60+/-2% of T700-level carbon fiber precursors, 10+/-2% of glass fiber and 30+/-2% of epoxy resin in a hot press molding manner, and paint layers are arranged on the surfaces of the base bodies. By means of hot press molding of the 60+/-2% of T700-level carbon fiber precursors, the 10+/-2% of glass fiber and the 30+/-2% of epoxy resin, on the premise of meeting the supporting intensity, the product weight is effectively reduced, and the walking auxiliary instrument is convenient to use and good in comfort.
Description
Technical field
The present invention relates to the armpit that the people of legs and feet inconvenience uses turns technical field.
Background technology
In the market all of armpit turns the mostly tube material of aluminium alloy 6061 or 6063, by cutting, shaping, riveting, weldering
Connect, the technique such as punching press is formed.Aluminium alloy is easily aoxidized, and is not durable, and softer intensity is not high.
The content of the invention
In sum, it is an object of the invention to solving existing armpit turns relatively cumbersome, using inconvenience, the skill of comfortableness difference
Art is not enough, and proposes the walking aid tool and its manufacture craft of a kind of light composite material.
To solve technical problem proposed by the invention, the technical scheme for adopting for：A kind of walking of light composite material
Assistive device, includes armpit and turns main body, and armpit turns bottom part body and is provided with retractable support pin, and top is provided with armpit support, and armpit is turned in main body also
It is provided with handle；It is characterized in that；Described armpit turns fore-stock portion, after-poppet portion, the Y types that main body includes carbon fiber global formation
Cradle portion and across the frame portion of armpit, Y types cradle portion connects the bottom in fore-stock portion and after-poppet portion simultaneously, and across the frame portion of armpit is vertically before connection
Cradle portion and the top in after-poppet portion；The vertically adjustable connection fore-stock portion of handle and after-poppet portion；The bottom of Y type supports with it is flexible
Support feet is socketed；Armpit turn the matrix of main body and retractable support pin adopt percentage by weight for 60 ± 2% T700 grade carbon fibers it is former
Silk, 10 ± 2% glass fibre and 30 ± 2% epoxy resin are hot-forming, and matrix surface is provided with enamelled coating.
Described handle is connected by bearing pin with fore-stock portion and after-poppet portion, and in fore-stock portion and after-poppet portion longitudinal direction
It is arranged with axis hole of the two or more for bearing pin connection.
Described fore-stock portion and after-poppet portion inside is implanted with metal support set with axis hole correspondence position.
A kind of manufacture craft of the walking aid tool of light composite material, it is characterised in that the processing step
For：
First, after by the pre- epoxy resin dipping of T700 grade carbon fiber precursor, 3K twills are knitted to form and straight burr carbon fiber woven cloth is treated
With；After by the pre- epoxy resin dipping of glass fibre, it is knitted to form 3K twills and straight burr glass fibre knitting cloth is stand-by；
Then, by the above-described 3K twills of two-layer and straight burr carbon fiber woven cloth and the above-described 3K twills of two-layer and straight burr
Glass fibre knitting cloth, alternately（30 degree of twill, 0 degree of yarn straight burr, 45 degree of single drill, 90 degree of yarn straight burr yarn etc.）It is coated on bubbles model
It is upper pre-formed, so as to obtain T700 grade carbon fiber precursor, 10 ± 2% glass fibre and 30 that percentage by weight is 60 ± 2%
The armpit of ± 2% epoxy resin turns host matrix；Make the retractable support pin matrix of same composition on tubular die simultaneously；
Afterwards, die cavity is put into, is molded within 20 ± 5 minutes in the environment of 155o ± 5oc, formed armpit and turn main body blank and retractable support
Toe feathering embryo；
Finally, main body blank and the polishing of retractable support toe feathering embryo are turned to armpit and is painted, and assembled with armpit support and handle.
Beneficial effects of the present invention are：Carbon fiber new material, its rigidity is five times of Steel material, and weight only has Steel material
1/5th, acid and alkali-resistance does not burst between -200oc ~ 2000o under hurried temperature change, light comfortable, is particularly suitable for old
Weak individuals use.The present invention adopts 60 ± 2%T700 grade carbon fiber precursor, 10 ± 2% glass fibre and 30 ± 2% epoxies
Resin is hot-forming, on the premise of meeting support strength, effectively reduces product weight, and using light, comfortableness is good.
Description of the drawings
Fig. 1 is that the carbon fibre composite armpit of the present invention turns structural representation.
Specific embodiment
The present invention is further described below in conjunction with accompanying drawing and currently preferred specific embodiment.
With reference to shown in Fig. 1, carbon fibre composite armpit of the present invention turns and includes armpit and turn main body 1, and armpit turns the bottom of main body 1 and sets
There is retractable support pin 2, top is provided with armpit support 3, and armpit turns and handle 4 is additionally provided with main body 1.
Described armpit turns fore-stock portion 11, after-poppet portion 12, the Y type cradle portions that main body 1 includes carbon fiber global formation
13 and across the frame portion of armpit；Y types cradle portion 13 connects the bottom in fore-stock portion 11 and after-poppet portion 12 simultaneously, and across the frame portion of armpit vertically connects
Fore-stock portion 11 and the top in after-poppet portion 12, armpit support 3 is arranged in across the frame portion of armpit；Fore-stock portion 11, after-poppet portion 12, Y types
Cradle portion 13 and across the frame portion of armpit are integrally formed, without the need for screw, without welding also without rivet.
The main armpit for determining that armpit of the present invention turns weight turns main body 1 and the matrix of retractable support pin 2 adopts percentage by weight
Hot-forming, the matrix surface for 60 ± 2% T700 grade carbon fiber precursor, 10 ± 2% glass fibre and 30 ± 2% epoxy resin
It is provided with enamelled coating.
Handle 4, can for the ease of the height of handle 4 by bearing pin and fore-stock portion 11 and the perpendicular connection in after-poppet portion 12
Adjust, longitudinal arrangement has axis hole of the two or more for bearing pin connection in fore-stock portion 11 and after-poppet portion 12.In order to avoid axis hole is received
Occurs breakage when power is excessive, fore-stock portion and after-poppet portion inside are implanted with metal support set with axis hole correspondence position.
The step of carbon fibre composite armpit of the present invention turns manufacture craft be：
First, after by the pre- epoxy resin dipping of T700 grade carbon fiber precursor, 3K twills are knitted to form and straight burr carbon fiber woven cloth is treated
With；After by the pre- epoxy resin dipping of glass fibre, it is knitted to form 3K twills and straight burr glass fibre knitting cloth is stand-by.
Then, by the above-described 3K twills of two-layer and straight burr carbon fiber woven cloth and the above-described 3K twills of two-layer and
Straight burr glass fibre knitting cloth, with 30 degree of yarns of twill, 0 degree of yarn of straight burr, 45 degree of yarns of twill, 90 degree of yarn sequence alternates of straight burr bubble is coated on
It is pre-formed on foam model, so as to obtain T700 grade carbon fiber precursor, 10 ± 2% glass fibers that percentage by weight is 60 ± 2%
The armpit of the epoxy resin of peacekeeping 30 ± 2% turns host matrix；Make the retractable support pin base of same composition on tubular die simultaneously
Body；During cladding, 3K twills and straight burr carbon fiber woven cloth can be adopted with 3K twills and straight burr glass fibre knitting cloth and replace cladding；
Can also by the carbon fibre precursor containing epoxy resin with glass shuffling into 3K twill weave cloth, multilayer coating structure is then carried out again.Y
The column portion and retractable support pin matrix of type cradle portion 13 can adopt can the demoulding pipe Mold Making, be conducive to flexible
Spike smooths telescopic adjustment, saves production cost.
Afterwards, die cavity is put into, is molded within 20 ± 5 minutes in the environment of 155o ± 5oc, formed armpit and turn main body blank and stretch
Support feet blank；
Finally, main body blank and the polishing of retractable support toe feathering embryo are turned to armpit and is painted, retractable support pin insertion Y types cradle portion 13
In inner chamber, by locking cover locking at the bottom opening of Y types cradle portion 13, armpit is turned after main body and armpit support and handle assembling, obtained
The armpit of finished product is turned.
Present invention process is by the 3K twill weave cloth of the carbon fibre precursor of peculiar content, glass fibre and epoxy resin content
Carry out pre-formed and hot-forming, the advantage of low cost, final products light while high with make efficiency, it appears beautiful
See and it is noble.
Claims (4)
1. a kind of walking aid tool of light composite material, includes armpit and turns main body, and armpit turns bottom part body and is provided with retractable support
Pin, top is provided with armpit support, and armpit is turned and be additionally provided with main body handle；It is characterized in that；Described armpit turns main body, and to include carbon fiber whole
Body formed fore-stock portion, after-poppet portion, Y types cradle portion and across the frame portion of armpit, Y types cradle portion connects fore-stock portion and rear simultaneously
The bottom in frame portion, across the frame portion of armpit vertically connects the top in fore-stock portion and after-poppet portion；The vertically adjustable connection fore-stock portion of handle
With after-poppet portion；The bottom of Y type supports connects with retractable support footmuff；Armpit turns main body and the matrix of retractable support pin adopts weight
Percentage for 60 ± 2% T700 grade carbon fiber precursor, 10 ± 2% glass fibre and 30 ± 2% epoxy resin it is hot-forming, base
Body surface face is provided with enamelled coating.
2. the walking aid tool of light composite material according to claim 1, it is characterised in that：Described handle passes through
Bearing pin is connected with fore-stock portion and after-poppet portion, and longitudinal arrangement has two or more to connect for bearing pin in fore-stock portion and after-poppet portion
The axis hole for connecing.
3. the walking aid tool of light composite material according to claim 2, it is characterised in that：Described fore-stock portion
Metal support set is implanted with after-poppet portion inside with axis hole correspondence position.
4. as described in any one of claims 1 to 3 the walking aid tool of light composite material manufacture craft, it is characterised in that
The processing step is：
First, by T700 grade carbon fibers precursor Jing after pre- epoxy resin dipping, 3K twills and straight burr carbon fiber woven cloth are knitted to form
It is stand-by；By glass fibre Jing after pre- epoxy resin dipping, it is knitted to form 3K twills and straight burr glass fibre knitting cloth is stand-by；
Then, by the above-described 3K twills of two-layer and straight burr carbon fiber woven cloth and the above-described 3K twills of two-layer and straight burr
Glass fibre knitting cloth, alternately（30 degree of twill, 0 degree of yarn straight burr, 45 degree of single drill, 90 degree of yarn straight burr yarn etc.）It is coated on bubbles model
It is upper pre-formed, so as to obtain T700 grade carbon fiber precursor, 10 ± 2% glass fibre and 30 that percentage by weight is 60 ± 2%
The armpit of ± 2% epoxy resin turns host matrix；Make the retractable support pin matrix of same composition on tubular die simultaneously；
Afterwards, die cavity is put into, is molded within 20 ± 5 minutes in the environment of 155o ± 5oc, formed armpit and turn main body blank and retractable support
Toe feathering embryo；
Finally, main body blank and the polishing of retractable support toe feathering embryo are turned to armpit and is painted, and assembled with armpit support and handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872712.1A CN106626431A (en) | 2016-10-08 | 2016-10-08 | Walking auxiliary instrument made of light composite material and manufacturing process of walking auxiliary instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610872712.1A CN106626431A (en) | 2016-10-08 | 2016-10-08 | Walking auxiliary instrument made of light composite material and manufacturing process of walking auxiliary instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106626431A true CN106626431A (en) | 2017-05-10 |
Family
ID=58854198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610872712.1A Pending CN106626431A (en) | 2016-10-08 | 2016-10-08 | Walking auxiliary instrument made of light composite material and manufacturing process of walking auxiliary instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106626431A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1930332A (en) * | 2004-03-11 | 2007-03-14 | 东丽株式会社 | Carbon fiber, process for production thereof, prepregs, and golf club shafts |
| CN101181828A (en) * | 2002-07-18 | 2008-05-21 | 三菱丽阳株式会社 | Intermediate material for forming FRP, and method for production thereof |
| CN201376371Y (en) * | 2009-03-30 | 2010-01-06 | 江阴市明康绝缘玻纤有限公司 | Reinforced epoxy carbon fiber glass fabric laminated sheet |
| CN103429422A (en) * | 2011-01-12 | 2013-12-04 | 小利兰斯坦福大学理事会 | Composite laminated structures and method for manufacturing and using same |
| CN103800178A (en) * | 2012-11-13 | 2014-05-21 | 苏州瑞琪丹尼电子科技有限公司 | Axillary crutch with telescopic support feet |
-
2016
- 2016-10-08 CN CN201610872712.1A patent/CN106626431A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101181828A (en) * | 2002-07-18 | 2008-05-21 | 三菱丽阳株式会社 | Intermediate material for forming FRP, and method for production thereof |
| CN1930332A (en) * | 2004-03-11 | 2007-03-14 | 东丽株式会社 | Carbon fiber, process for production thereof, prepregs, and golf club shafts |
| CN201376371Y (en) * | 2009-03-30 | 2010-01-06 | 江阴市明康绝缘玻纤有限公司 | Reinforced epoxy carbon fiber glass fabric laminated sheet |
| CN103429422A (en) * | 2011-01-12 | 2013-12-04 | 小利兰斯坦福大学理事会 | Composite laminated structures and method for manufacturing and using same |
| CN103800178A (en) * | 2012-11-13 | 2014-05-21 | 苏州瑞琪丹尼电子科技有限公司 | Axillary crutch with telescopic support feet |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |