CN110126308A - A method of drawing twines synchronous manufacture fiber composite arrow shaft - Google Patents
A method of drawing twines synchronous manufacture fiber composite arrow shaft Download PDFInfo
- Publication number
- CN110126308A CN110126308A CN201910440953.2A CN201910440953A CN110126308A CN 110126308 A CN110126308 A CN 110126308A CN 201910440953 A CN201910440953 A CN 201910440953A CN 110126308 A CN110126308 A CN 110126308A
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- fiber
- arrow shaft
- synchronous
- molding die
- resin
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Classifications
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- 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
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/50—Shaping or impregnating by compression not applied for producing articles of indefinite length, e.g. prepregs, sheet moulding compounds [SMC] or cross moulding compounds [XMC]
- B29C70/52—Pultrusion, i.e. forming and compressing by continuously pulling through a die
- B29C70/521—Pultrusion, i.e. forming and compressing by continuously pulling through a die and impregnating the reinforcement before the die
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/52—Sports equipment ; Games; Articles for amusement; Toys
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Composite Materials (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
The invention discloses a kind of methods that drawing twines synchronous manufacture fiber composite arrow shaft, comprising: creel, drawing are twined the sequentially arrangement of synchronous all-in-one machine, dragger, cutting machine and form production line；Glass fibre or carbon fiber are divided into two parts after the yarn dividing plate of creel and form arrow shaft longitudinal fiber by preforming device and molding die；Using winding disc addition fiber longitudinally wound；After dragger, according to required arrow shaft length, positional dissection is carried out by cutting machine.The present invention twines the arrow shaft of molding production other than with good axial anti-buckling strength and straightness using drawing, winding layer fiber is more favorable to arrow shaft and bears transverse load, the possibility of quick-fried arrow is reduced to a certain extent, furthermore, drawing twine moulding process itself have many advantages, such as can with continuous production, process flow is short, product structure design is flexible, high production efficiency.
Description
Technical field
The present invention relates to the sides that the technical field of arrow shaft manufacture more particularly to a kind of drawing twine synchronous manufacture fiber composite arrow shaft
Method.
Background technique
Arrow shaft belongs to the easily-consumed products in archery, and quasi- effect and user's archery body are penetrated in the influence of arrow shaft product physical property
It tests.For example, arrow shaft amount of deflection, straight degree penetrate quasi- degree with weight, arrow shaft weight also will affect arrow speed and shooting kinetic energy, and arrow shaft is anti-
Distortion influences the anti-splitting parameter of arrow shaft with anti-shear ability and reuses number.
The performance and arrow shaft material of arrow shaft select and processing molding method has much relations.Arrow shaft material has wooden, aluminium to close
Gold and composite material etc., and composite material arrow shaft because its is light, at low cost, directly spent the advantages that be increasingly becoming dosage most
A kind of material.For composite material arrow shaft using glass or carbon fiber as reinforcement, resin is matrix, and moulding process has pultrusion:
The arrow shaft tear-proof degree of simple process, only unidirectional fibre enhancing is low, is being bent, and reverses, the lower easily hair of compression iso-stress effect
Raw quick-fried arrow；Roll-forming: carrying out two-way roll-forming using Fiber prepreg and obtain, and arrow shaft has preferable tear-proof degree,
But yield efficiency is low, at high cost.
Summary of the invention
For the deficiency of traditional arrow shaft forming method, the present invention provides a kind of draw and twines synchronous manufacture fiber composite arrow shaft
Method, can continuous production, process flow is short, product structure design is flexible, high production efficiency.
In order to solve the above technical problem, the present invention provides a kind of method that drawing twines synchronous manufacture fiber composite arrow shaft, packets
Include following steps:
One, creel, drawing synchronous all-in-one machine, dragger, cutting machine sequence is twined to arrange and form production line；
Two, after the yarn dividing plate of creel, a part of fiber twines across the drawing and synchronizes one for glass fibre or carbon fiber
First resin storage tank in machine centre and the first preforming device；
Three, while fiber impregnates cylindrical mold core package is uniform after resin adhesive liquid in first resin storage tank, then
By entering molding die after the second preforming device between winding disc and molding die, traction is connected to after passing through from molding die
It is drawn in machine；
Four, another part fiber enters second resin storage tank for drawing and twining above synchronous all-in-one machine, and fiber is described second
Traction is connected to after passing through from molding die by entering molding die after the second preforming device after immersion resin adhesive liquid in resin storage tank
It is drawn in machine；
Five, between two parts lateral traction fiber, using winding disc addition fiber longitudinally wound；
Six, the locating rack that disposal solidifying arrow shaft after molding twines synchronous all-in-one machine end by being located at the drawing is finely tuned straight
Dimension；
Seven, after dragger, according to required arrow shaft length, positional dissection is carried out by cutting machine.
Optionally, the molding die uses three-stage temperature control, and one section of temperature close to the winding disc is controlled in 140
DEG C -170 DEG C, middle section temperature is controlled in 150 DEG C -190 DEG C, and the latter end temperature close to the locating rack is controlled in 160 DEG C -200 DEG C,
After three sections of temperature are stable at target temperature respectively, fiber after molding die passes through by dragger drawn.
Preferably, impregnate the resin adhesive liquid of fiber by resin: curing agent: inner pattern releasing agent applicable is stirred with the mixing of 100:80:2 ratio
Resin adhesive liquid is obtained after mixing uniformly to pour into the second resin storage tank that the drawing twines above all-in-one machine.
Further, the yarn dividing plate of second resin storage tank drops to the bottom of the second resin storage tank, closes first tree
First discharge valve of rouge trench bottom opens the second discharge valve of the second resin trench bottom, in the second resin storage tank of top
Resin adhesive liquid is in the case where the effect of gravity is flowed naturally along hose；It is drawn as dragger operates, the interior demoulding in the second preforming device
Agent enters molding die, while having impregnated the longitudinal fiber of resin adhesive liquid and be wrapped in cylindrical mold core, also subsequently enters molding
Mold is solidified.
In the step 5, the fiber winding on winding disc on spindle passes through after being wrapped in the fiber outer wall of cylindrical mold core
The circular hole at the second preforming device center is connect after entering molding die with resin adhesive liquid, and fiber is with traction on the spindle
Machine travel, the speed of wrap of winding disc are 100r/min-300r/min.
Preferably, the dragger is caterpillar tractor, hauling speed 400mm/min-800mm/min.
Further, the winding disc includes turntable, and the center of turntable is equipped with through-hole, which is placed with described first
Preforming device, fiber are passed through from the first preforming device, are equipped with more than two rotatable spindles on turntable, on the spindle
Fiber winding be wrapped on the fiber outer wall of cylindrical mold core, the turntable by be placed in draw twine inside synchronous all-in-one machine can
Speed regulating motor drives.
Optionally, the both ends of the locating rack are made of support frame, and support frame as described above hollow out places two cross bars, the cross
Bar both ends are arranged fixture block and carry out up and down adjustment, and idler wheel is separately installed on two cross bars, and the idler wheel is processed according to arrow shaft outer diameter
The both ends setting locating piece of semi-circular recesses, the idler wheel is positioned.
Further, the center of circle of the described first preforming device, the disengaging center of circle at both ends of molding die, locating rack idler wheel
Two halves circular groove formed the center of circle, dragger disengaging both ends keep on the same line.
By upper, the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft is at least had the effect that
Idler wheel on cylindrical mold core of the invention, molding die and locating rack all can Simple detachable replacement, can difference processed
The arrow shaft of internal diameter and outer diameter.
In the present invention, arrow shaft fiber can arbitrarily arrange in pairs or groups, and internal layer longitudinal fiber is the fiber by winding disk center, and middle layer is horizontal
It is the fiber being placed on spindle to fiber, surface layer longitudinal fiber is the fiber that resin storage tank above synchronous all-in-one machine is twined by drawing,
General surface layer is that the arrow shaft rigidity of carbon fiber is more beautiful advanced while high, can allow into glass fibre-glass fibre-carbon
Fiber arrow shaft, glass fiber-carbon fiber-carbon fibre arrow shaft, carbon fiber-glass fiber-carbon fibre arrow shaft and carbon fiber-carbon fiber
Dimension-carbon fibre arrow shaft.
In the present invention, arrow shaft ratio shared by fiber is adjustable, and the glass for reducing fibre bundle quantity or the different tex of replacement may be selected
The carbon fiber of K grades of glass fiber or difference needs to change the number of openings or through-hole diameter of preforming device at the same time；Another selection
Under certain pultrusion speed, to change winding disk rotating speed, speeds to increase fiber content, slow down arrow shaft shared by i.e. reduction fiber and contain
Amount.
In the present invention, different resins system, including epoxy-resin systems, vinyl ester resin systems etc. is can be used in arrow shaft,
Using the fast resin system of operation reaction speed, hauling speed and speed of wrap are speeded, and production efficiency is higher.
The arrow shaft that the present invention twines molding production using drawing twines other than with good axial anti-buckling strength and straightness
Winding layer fiber is more favorable to arrow shaft and bears transverse load, reduces the possibility of quick-fried arrow to a certain extent.Molding work is twined in addition, drawing
Skill itself have many advantages, such as can with continuous production, process flow is short, product structure design is flexible, high production efficiency.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can
It is clearer and more comprehensible, below in conjunction with preferred embodiment, and cooperates attached drawing, detailed description are as follows.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, the attached drawing to embodiment is simply situated between below
It continues.
Fig. 1 is the main view of the production equipment for the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft；
Fig. 2 is the perspective view one of the production equipment for the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft；
Fig. 3 is the perspective view two of the production equipment for the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft；
Fig. 4 is that the drawing for the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft twines the structural representation of synchronous all-in-one machine
Figure；
Fig. 5 is the structural schematic diagram of the second resin storage tank of the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft；
Fig. 6 is the first preforming device and the second resin storage tank for the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft
Attachment structure schematic diagram；
Fig. 7 is the structural schematic diagram of the locating rack for the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft；
Fig. 8 is the structural representation of the second preforming device of the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft
Figure.
Specific embodiment
The embodiment of the invention will now be described in detail with reference to the accompanying drawings, and as part of this specification passes through
Embodiment illustrates the principle of the present invention, and other aspects of the present invention, feature and its advantage will become by the detailed description
It is very clear.In the attached drawing of institute's reference, the same or similar component is indicated using identical drawing reference numeral in different figures.
As Figure 1-Figure 8, the method that drawing of the invention twines synchronous manufacture fiber composite arrow shaft, which can draw arrow shaft, twines synchronization
And one-step solidification moulding, comprising the following steps:
Equipment early period is adjusted: guaranteeing to draw the center of circle (the i.e. cylinder for the first preforming device 5 for twining synchronous 2 centre of all-in-one machine
8 center of circle of shape mold core), molding die 10 pass in and out the both ends center of circle, draw twine synchronous 2 end of all-in-one machine locating rack 11 pulley two halves
The disengaging both ends in the center of circle, dragger 3 that circular groove is formed, keep on the same line at six totally.
It entrys: by taking internal layer longitudinal direction carbon fiber-middle layer transverse direction glass fibre-surface layer longitudinal direction carbon fibre arrow shaft as an example, carbon fiber
After the yarn dividing plate of creel 1 arranges yarn, a part, which passes through to draw, twines the of synchronous 2 centre of all-in-one machine (center of circle of winding disc 7)
One resin storage tank and the first preforming device 5, carbon fiber wrap cylindrical mold core 8 after impregnating resin adhesive liquid in first resin storage tank
While wrapping up in uniform, then by entering molding die 10 after the second preforming device 9 between winding disc 7 and molding die 10, from
Pattern tool 10 is connected in dragger 3 after passing through and is drawn；Another part carbon fiber, which enters, draws twine 2 top of synchronous all-in-one machine the
Two resin storage tanks 6, carbon fiber are formed after impregnating resin adhesive liquid in second resin storage tank 6 by entering after the second preforming device 9
Mold 10 is connected in dragger 3 after also passing through from molding die 10 and is drawn；Between two parts lateral traction fiber, utilize
Winding disc 7 add glass fibre longitudinally wound.
Wherein, winding disc 7 of the invention includes turntable, and the center of turntable is equipped with through-hole, which is placed with described the
One preforming device 5, fiber are passed through from the first preforming device 5, and more than two rotatable spindles, the yarn are equipped on turntable
Fiber winding on ingot is wrapped on the fiber outer wall of cylindrical mold core 8, and the turntable is twined in synchronous all-in-one machine 2 by being placed in drawing
The adjustable speed motor 16 in portion drives.
Arrow shaft fiber of the invention can arbitrarily arrange in pairs or groups, and internal layer longitudinal fiber is the fiber by winding disk center, and middle layer is horizontal
It is the fiber being placed on winding disc spindle to fiber, surface layer longitudinal fiber is to twine the second resin above synchronous all-in-one machine by drawing
The fiber of slot, generally, surface layer are that the arrow shaft rigidity of carbon fiber is more beautiful advanced while high, can allow into glass fibre-
Glass fiber-carbon fiber arrow shaft, glass fiber-carbon fiber-carbon fibre arrow shaft, carbon fiber-glass fiber-carbon fibre arrow shaft and carbon
Fiber and carbon fiber-carbon fibre arrow shaft.
Resin adhesive liquid is prepared: by taking the compound arrow shaft of epoxy resin as an example, resin adhesive liquid: curing agent: inner pattern releasing agent applicable is with 100:80:
2 mixing, obtain resin adhesive liquid and pour into drawing twining second resin storage tank 6 of the top of all-in-one machine 2 after mixing evenly.
Molding die 10 heats up: molding die 10 is three-stage temperature control, and different manufacturers resin forming temperature is different, close to twine
One section of temperature of drum 7 is controlled in 140 DEG C -170 DEG C, and middle section temperature is controlled in 150 DEG C -190 DEG C, close to the latter end of locating rack 11
Temperature is controlled in 160 DEG C -200 DEG C.After three sections of temperature are stable at target temperature respectively, it can start to draw.
Operation manufacture: caterpillar tractor 3 is opened, and adjusting hauling speed is 400mm/min-800mm/min, toward shaping mould
The fiber in one end of winding disc 7, the second preforming device 9 of tool 10 adds external release agent, under the yarn dividing plate 12 of the second resin storage tank 6
The bottom of the second resin storage tank 6 is dropped to, the first outlet valve for drawing the first resin trench bottom for twining synchronous 2 centre of all-in-one machine is closed
Door 15 opens the second discharge valve 13 of 6 bottom of the second resin storage tank of top, the resin adhesive liquid in the second resin storage tank 6 of top
In the case where the effect of gravity is flowed naturally along hose 14.Drawn as dragger 3 operates, the inner pattern releasing agent applicable in the second preforming device 9 into
Enter molding die 10, while having impregnated the longitudinal fiber of resin adhesive liquid and be wrapped in cylindrical mold core 8, also subsequently enters shaping mould
10 solidification of tool after the glass fiber bundle winding on winding disc 7 on spindle is wrapped in the fiber outer wall of cylindrical mold core 8, passes through the
The circular hole at two preforming 9 centers of device is connect after entering molding die 10 with resin adhesive liquid, and fiber is drawn with dragger 3 on spindle,
Winding disc 7 is opened, speed of wrap 100r/min-300r/min, and disposal solidifying arrow shaft after molding twines synchronous one by drawing
The locating rack 11 of 2 end of body machine finely tunes straightness.
Arrow shaft ratio shared by fiber of the invention is adjustable, and the glass for reducing fibre bundle quantity or the different tex of replacement may be selected
The carbon fiber of K grades of glass fiber or difference needs to change the number of openings or through-hole diameter of preforming device at the same time；Another selection
To change the revolving speed of winding disc under certain hauling speed, speeds to increase fiber content, slow down and reduce arrow shaft shared by fiber
Content.
Cutting and detection: after dragger 3, according to required arrow shaft length, cutting machine 4 carries out positional dissection, after cutting
It carries out:
1., visual examination: surface is smooth, uniform without toner, color；2., basis detection: weight, outer diameter, length, wall thickness,
Concentricity, amount of deflection, straightness；3. sampling Detection: real to penetrate test, bending strength, impact strength, combustion testing.
As shown in fig. 7, the both ends of locating rack 11 of the invention are made of support frame 21,21 hollow out of support frame as described above places two
A cross bar 22,22 both ends of the cross bar setting fixture block 23 carry out up and down adjustment, are separately installed with idler wheel 24, institute on two cross bars 22
It states idler wheel 24 and semi-circular recesses is processed according to arrow shaft outer diameter, the both ends setting locating piece 25 of the idler wheel is positioned.
Drawing of the invention twines the method for synchronous manufacture fiber composite arrow shaft and conventional composite arrow shaft manufacturing method compares, made
It is high that arrow shaft bears transverse load, reduces the possibility of quick-fried arrow to a certain extent, and drawing twines that moulding process itself has can be continuous
Production, the advantage that process flow is short, product structure design is flexible.
The above is a preferred embodiment of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, it is noted that for those skilled in the art, without departing from the principle of the present invention, may be used also
To make several improvement and variation, these, which improve and change, is also considered as protection scope of the present invention.
Claims (9)
1. a kind of method that drawing twines synchronous manufacture fiber composite arrow shaft, it is characterised in that: the following steps are included:
One, creel, drawing synchronous all-in-one machine, dragger, cutting machine sequence is twined to arrange and form production line；
Two, after the yarn dividing plate of creel, a part of fiber passes through the drawing and twines in synchronous all-in-one machine for glass fibre or carbon fiber
First resin storage tank of center portion position and the first preforming device；
Three, while fiber impregnates cylindrical mold core package is uniform after resin adhesive liquid in first resin storage tank, then pass through
Enter molding die after the second preforming device between winding disc and molding die, is connected in dragger after being passed through from molding die
It is drawn；
Four, another part fiber enters second resin storage tank for drawing and twining above synchronous all-in-one machine, and fiber is in second resin
It is connected in dragger after being passed through from molding die after immersion resin adhesive liquid by entering molding die after the second preforming device in slot
It is drawn；
Five, between two parts lateral traction fiber, using winding disc addition fiber longitudinally wound；
Six, the locating rack that disposal solidifying arrow shaft after molding twines synchronous all-in-one machine end by being located at the drawing finely tunes straight line
Degree；
Seven, after dragger, according to required arrow shaft length, positional dissection is carried out by cutting machine.
2. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: the molding die
Using three-stage temperature control, be controlled in 140 DEG C -170 DEG C close to one section of temperature of the winding disc, middle section temperature be controlled in 150 DEG C -
190 DEG C, the latter end temperature close to the locating rack is controlled in 160 DEG C -200 DEG C, is stable at target temperature respectively to three sections of temperature
Afterwards, it is drawn the fiber after molding die passes through is by dragger.
3. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: impregnate the tree of fiber
Rouge glue is by resin: curing agent: inner pattern releasing agent applicable with the mixing of 100:80:2 ratio, obtain after mixing evenly resin adhesive liquid pour into it is described
It draws in the second resin storage tank twined above all-in-one machine.
4. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: second resin
The yarn dividing plate of slot drops to the bottom of the second resin storage tank, closes the first discharge valve of the first resin trench bottom, opens the
Second discharge valve of two resin trench bottoms, resin adhesive liquid in the second resin storage tank of top gravity effect along hose nature
It flows down；It is drawn as dragger operates, the inner pattern releasing agent applicable in the second preforming device enters molding die, has impregnated resin adhesive liquid
While longitudinal fiber is wrapped in cylindrical mold core, also subsequently enters molding die and solidified.
5. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: the step 5
In, the fiber winding on winding disc on spindle passes through in the described second preforming device after being wrapped in the fiber outer wall of cylindrical mold core
The circular hole of the heart is connect after entering molding die with resin adhesive liquid, and fiber is with traction machine travel, the winding of winding disc on the spindle
Speed is 100r/min-300r/min.
6. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: the dragger is
Caterpillar tractor, hauling speed 400mm/min-800mm/min.
7. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: the winding disc packet
Turntable is included, the center of turntable is equipped with through-hole, which is placed with the described first preforming device, and fiber is worn from the first preforming device
It crosses, more than two rotatable spindles is installed on turntable, the fiber winding on the spindle is wrapped in cylindrical mold core
On fiber outer wall, the turntable draws the adjustable speed motor twined inside synchronous all-in-one machine to drive by being placed in.
8. as described in claim 1 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: the locating rack
Both ends are made of support frame, and support frame as described above hollow out places two cross bars, and the cross bar both ends setting fixture block carries out up and down adjustment,
Idler wheel is separately installed on two cross bars, the idler wheel processes semi-circular recesses according to arrow shaft outer diameter, and the both ends of the idler wheel are set
Locating piece is set to be positioned.
9. as claimed in claim 8 draw the method for twining synchronous manufacture fiber composite arrow shaft, it is characterised in that: described first in advance at
The center of circle of type device, the center of circle at the disengaging both ends of molding die, locating rack idler wheel two halves circular groove formed the center of circle, traction
The disengaging both ends of machine are kept on the same line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910440953.2A CN110126308B (en) | 2019-05-24 | 2019-05-24 | Method for synchronously manufacturing fiber composite arrow shaft by drawing and winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910440953.2A CN110126308B (en) | 2019-05-24 | 2019-05-24 | Method for synchronously manufacturing fiber composite arrow shaft by drawing and winding |
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| Publication Number | Publication Date |
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| CN110126308A true CN110126308A (en) | 2019-08-16 |
| CN110126308B CN110126308B (en) | 2021-12-14 |
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ID=67581631
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910440953.2A Active CN110126308B (en) | 2019-05-24 | 2019-05-24 | Method for synchronously manufacturing fiber composite arrow shaft by drawing and winding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113619149A (en) * | 2021-08-05 | 2021-11-09 | 中复碳芯电缆科技有限公司 | Preparation method of annular pull rod |
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| CN205000906U (en) * | 2015-09-28 | 2016-01-27 | 江苏众成复合材料有限责任公司 | Fibre reinforced composite continuous sucker rod's preparation facilities |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1478468A (en) * | 1966-02-28 | 1967-04-28 | Comp Generale Electricite | Process and installation for the automatic and continuous manufacture of tubes and hollow profiles in laminates |
| DE2137778A1 (en) * | 1970-07-30 | 1972-02-03 | Drostholm F H | Method and apparatus for making fiber reinforced resin articles |
| CN1231420A (en) * | 1999-03-25 | 1999-10-13 | 北京航空材料研究院 | Carbon fibre arrow shaft and continuous wrapping method thereof |
| CN101607444A (en) * | 2009-07-15 | 2009-12-23 | 张世平 | The manufacturing method of composite core of synchronous pulling and winding and one-step solidification moulding and production unit |
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| CN113619149A (en) * | 2021-08-05 | 2021-11-09 | 中复碳芯电缆科技有限公司 | Preparation method of annular pull rod |
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| Publication number | Publication date |
|---|---|
| CN110126308B (en) | 2021-12-14 |
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