CN1796082A

CN1796082A - Line body in helical shape with controllable lines and forming mathod

Info

Publication number: CN1796082A
Application number: CN 200410102516
Authority: CN
Inventors: 谢忠栗
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-12-24
Filing date: 2004-12-24
Publication date: 2006-07-05

Abstract

The present invention relates to a helical wire body whose helical line can be controlled and its forming method. Said helical wire body has a core wire and a covering plastic layer for covering exterior of said core wire, and said covering layer is formed by respectively utilizing heated plastics with more than two colors, on the surface of said covering layer an uniformly-projected helical wire body moulding is formed from head to tail. Said helical wire body moulding is extruded by using an injection-moulding equipment. Said invention also provides the concrete method and steps of its injection-moulding method.

Description

A kind of line body in helical shape and forming method thereof of controlling lines

Technical field

The invention relates to a kind of line body in helical shape and forming method thereof of controlling lines, be meant a kind ofly respectively by the line body of two look above coatings that heating of plastic forms especially, and its surface is formed with the line body of the helical raised of a lines controllability.

Background technology

Commonly use a kind of furniture that the wicker outward appearance arranged to as if as United States Patent (USP) the 5th, 704, No. 690 patent cases (call in the following text and quote case as proof), its main composition is characterized as: it is to include a yarn, its outer surface of this yarn is the microscler lines that comprise a polymeric material, and extrude at least one axially extended groove at this outer surface, and the range of its outer surface groove all there is different designs with weight, and is having a striped along extending axially of these microscler lines at least along these microscler lines; And the major defect on its formation is: the striped of these microscler lines and this groove are contour change position and the radial positions around these microscler lines, and the lines of its striped and this groove is can be because of the length of extruding of straight line, and rotation becomes a uncontrollable lines naturally, right its microscler lines are when craft or machine braiding, it is that the material that can make microscler lines look like irregular and a uncontrollability is compiled (knitting) and become conduct, and makes its microscler wire member can provide nature to feel.

Commonly using a kind ofly has another constitutive characteristic of the furniture object of wicker outward appearance to be: a kind of furniture object that the wicker outward appearance is arranged, it is to include a yarn, this yarn is the outer surface that comprises the microscler lines of a polymeric material and one first color is arranged, this yarn is at least one striped with one second color, and the outer surface of this yarn has extruded at least one groove, and this groove and striped are that the microscler lines of this outer surface along this yarn extend axially; Major defect on it constitutes also be for: the striped of these microscler lines and this groove are contour change position and the radial positions around these microscler lines, and the lines of its striped and this groove is can be because of the length of extruding of straight line, and rotation becomes a uncontrollable lines naturally, and its microscler lines are when braiding, the characteristics that different colours that its microscler lines provided and striped are not collaborative, and can't make its striped and this groove remain on the sensation of controllability.

Therefore, every shortcoming that this case inventor is derived in view of above-mentioned a kind of furniture object that the wicker outward appearance arranged, for make have style simple and unsophisticated, be rich in natural temperament and interest and meet the controllability furniture object line body of the soft elegance that seems, so urgently think to be improved innovation, and after concentrating on studies through taking great pains to attain one's goal for many years, successfully a kind of line body in helical shape and forming method thereof of controlling lines of this part finished in research and development finally.

Summary of the invention

Purpose of the present invention promptly is to provide a kind of line body in helical shape with multiple moulding.

Of the present invention time a purpose is to be to provide a kind of line body that has even protruding moulding shape from the beginning to the end of extruding by the forming part of various moulding, and this line body is again via forming the line body that its surface has the helical form lines after the rotation of tumbler.

Another object of the present invention is that to be to provide a kind of its surface pattern be the line body in helical shape with controllability, but seeing through the swing of this tumbler control line body, is controllability with the line body and function at the surface pattern of braiding (machine or manual) its moulding of back relatively.

Can reach a kind of line body in helical shape and forming method thereof of controlling lines of foregoing invention purpose, include:

One stamen heart line is made for metal material, chemical fibre or natural fiber, and is placed through forming part described later;

One Coinjection molding apparatus, be be provided with the above flow channels of two groups or two groups, mixing portions and have the forming part of moulding, this flow channels provides that two or more heating of plastic changes into flow regime and after flowing to mixing portion, can extrude a line body that coats stamen heart line by forming part, and this line know from experience because of forming part moulding difference to extrude the convex shape that has even moulding from the beginning to the end;

One cooling device is to be a tank container, and the line body that high temperature can be extruded is by cooling to the fixing line body of a complete moulding in the water;

One tumbler, this tumbler is to be driven with forward rotation by motor, and the exhibition of this tumbler bilateral is stretched and is formed with two vertical stationary planes, the interior space of its two stationary plane is provided with the roller unit of two correspondences, this line body is to be arranged in the roller unit of two correspondences, so that the effect of pressure clamp stringing body to be provided;

One drawing device, it is the rolling wheel that is provided with array two correspondences, providing the line body to be arranged in the two corresponding rolling wheels, this rolling wheel is also driven by motor the line body is produced clamping pressure and pull effect, and the while causes roller unit passive rotation in the tumbler because of the pull effect;

One packs up pedestal, is to be a collar plate shape, and its core of packing up pedestal is established tool one centre bearing, and this centre bearing is done coiling with counter-rotating with the line body and furled by the rotation of motor;

This line body is to have the plastic covering layer that a stamen heart line and is coated on stamen heart line outside, this coating is formed by two looks or two looks above plastics respectively, the fixed-type line body of its leading portion can move it clamping and pull by the pressure of drawing device, simultaneously forming part can be extruded uncooled line body by the rotation of tumbler again, turn around into the surface in rotational area and have spiral helicine line body, its spiral helicine line body cools to one via cooling device again and is completely fixed moulding, make its surface go up the helical form lines that forms a controllability, and the cross section is the line body of number convex shape.

Description of drawings

See also the detailed description and the accompanying drawing thereof of following relevant a preferred embodiment of the present invention, can further understand technology contents of the present invention and purpose effect thereof; The accompanying drawing of relevant this embodiment is:

Figure 1A is the manufacturing process top view of a kind of polychrome line body in helical shape of the present invention shaped device;

Figure 1B is the manufacturing process front view of a kind of polychrome line body in helical shape of the present invention shaped device;

Fig. 2 A squeezes out first stereogram that formation one has the line body of even moulding shape from the beginning to the end for this line body from forming part;

Fig. 2 B is first stereogram of this a kind of polychrome spiral wire after body formed;

Fig. 3 A squeezes out second stereogram that formation one has the line body of even moulding shape from the beginning to the end for this line body from forming part;

Fig. 3 B is second stereogram of this a kind of polychrome spiral wire after body formed; And

Fig. 4 is the flow chart of a kind of polychrome line body in helical shape of the present invention forming method.

The specific embodiment

See also Figure 1A, B, a kind of line body in helical shape and forming method thereof of controlling lines provided by the present invention mainly includes: a stamen heart line 11, a Coinjection molding apparatus 2, a cooling device 3, a tumbler 4, a drawing device 5 and are packed up pedestal 6.

This stamen heart line 11 is to be placed through forming part 23 described later; This Coinjection molding apparatus 2, be be provided with the above flow channels 21 of two groups or two groups, mixing portions 22 and have the forming part 23 of moulding, this flow channels 21 provides two or more heating plasticizing and becomes the plastic flow of flow regime to mixing portion 22, can extrude the line body 1 of a coating stamen heart line 11 by forming part 23, and this line body 1 can because of forming part 23 moulding differences to extrude the convex shape 5 that has even moulding from the beginning to the end, shown in Fig. 2 A, Fig. 3 A; This cooling device 3 is to be a tank container, and the line body 1 that high temperature can be extruded is by cooling to the fixing line body 1 of a complete moulding in the water; This tumbler 4, this tumbler 4 is to be driven with forward rotation by motor, and the exhibition of this tumbler 4 bilaterals is stretched and is formed with two vertical stationary planes 41, the space of its two stationary plane 41 is provided with the roller unit 42 of two correspondences, this line body 1 is to be arranged in the roller unit 42 of two correspondences, so that roller unit 42 can provide the effect of pressure clamp stringing body 1; This drawing device 5, it is the rolling wheel 51 that is provided with array two correspondences, to provide line body 1 to be arranged in the two corresponding rolling wheels 51, this rolling wheel 51 is also driven by motor line body 1 is produced clamping pressure and pull effect, and the while causes roller unit 42 passive rotation in the tumbler 4 because of the pull effect; This packs up pedestal 6, is to be a collar plate shape, and its core of packing up pedestal 6 is established tool one centre bearing 61, and this centre bearing 61 is done coiling with counter-rotating with line body 1 and furled by the rotation of motor;

As Fig. 2 B, shown in Fig. 3 B, this line body 1 is to have the plastic covering layer 12 that a stamen heart line 11 and is coated on stamen heart line 11 outsides, this coating 12 is formed by the plastics of two looks or resin macromolecular compound more than two looks and color batch mixes respectively, its fixed-type line body 1 can move it clamping and pull by the pressure of drawing device 5, this line body 1 is again by the rotation of tumbler simultaneously, forming part 23 can be extruded uncooled line body 1, its coating 12 turns around into the line body 1 that the surface has helical form lines 13 in rotational area 7, cool to one via cooling device 3 again and be completely fixed moulding, make its coating 12 surfaces go up the helical form lines 13 that forms a controllability, and the cross section is the line body 1 of number convex shape 14.

For more elaborating the present invention again, please consult Figure 1A～B again, the present invention adopts a stamen heart line 11 to be used as the heart stamen of covering thread body 1, it is after earlier stamen heart line 11 being run through the forming part 23 that is arranged at Coinjection molding apparatus 2 when making line body 1, to desire to present after the plastics heating of moulding color the state that flows again, to flow to mixing portion 22 along flow channels 21 in the heating of plastic extruding of flow channels 21 via the pressurizing unit (not shown) again, its pressurizing unit and flow channels 21 it be set to often relative, its group number is more than two groups or two groups, the main color that takes shape in coating 12 of seeing is several looks, and the group number of adjustment pressurizing unit and flow channels 21, when heating of plastic changes into flow regime and after flowing to mixing portion 22, also can be by the extrusion speed of pressurizing unit, the adjustment ratio that two kinds of different colours plastics occupied how much, to reach the effect of multiple variation.

When heating of plastic is extruded via forming part 23, its stamen heart line 11 can be by plastic overmold to form a line body 1 with coating 12, right its line body 1 is when extrusion modling, because of the cross section of forming part 23 is to be arranged to a moulding with several convex shape 14, so 1 of the line body that squeezes out from forming part 23 forms a line body 15 that has even moulding shape from the beginning to the end, shown in Fig. 2 A, Fig. 3 A.

After 1 extrusion modling of line body, its line body 1 its temperature that has own still has certain high temperature, the line body 15 that this moment, leading portion one had even moulding shape from the beginning to the end is by cooling device 3, drive via a drawing device 5 again behind the tumbler 4, and its tumbler 4 itself is provided with the roller unit 42 of two correspondences, make 42 of its tumbler 4 and roller units have pressure, so when pull effect 5 rotation line body 1 being done pull does the time spent and can cause roller unit 42 passive rotation in the tumbler 4, when this moment, this tumbler 4 was again with rotating band moving-wire body 1 forward, can be with the follow-up line body 15 that has even moulding shape from the beginning to the end of extruding from forming part 23, turn around into the line body 1 that the surface has helical form lines 13 in rotational area 7, cool to a state that is completely fixed moulding via cooling device 3 again, and line body 1 its pitch after fixed-type can be controlled in 25～45 helical form lines 13 that change at one meter long line body 1.

And the rolling wheel 51 main line bodies 1 that drive helical form lines 13 of drawing device 5 are done pull withdrawal action, because of line body 1 is to be driven by drawing device 5, so drawing device 5 drives the speed of speed, but also desired helicity and lines after the thickness of control line body 1 external diameter and its rotation, when drawing device 5 speed slow, can make line body 1 external diameter bigger, when drawing device 5 speed very fast, can make line body 1 external diameter less, but and the also helicity of control line body 1 helical form lines 13 of the rotating speed of tumbler 4 and drawing device 5, when:

1, tumbler 4 is 1: 1 cun with the rotating ratio of drawing device 5, and the helical form lines 13 one rice of this line body 1 are about 30 changes (default);

2, when the rotating ratio of tumbler 4 and drawing device 5 in the time of 1: 2, the helical form lines 13 one rice of this line body 1 are about 15 changes (default);

3, when the rotating ratio of tumbler 4 and drawing device 5 is 2: 1, the helical form lines 13 one rice of this line body 1 are about 60 changes (default);

Therefore, online body 1 can be made the collection program with the line body 1 that completes after via drawing device 5 again, pack up pedestal 6 so be provided with one at drawing device 5 rears, this packs up pedestal 6 is to be a collar plate shape, main is to establish tool one centre bearing 61 in the disc centre of packing up pedestal 6, make and rotate this centre bearing 61 by the rotational area of motor and with counter-rotating line body 1 coiling is furled, so, a kind of line body in helical shape 1 moulding of controlling lines completes; And tumbler 4 of the present invention must be 1: 1 with the rotating ratio of packing up pedestal 6, its direction of rotation must be opposite, can not be identical, because line body 1 with tumbler 4 in the rotational forming process, as it is identical with the direction of rotation of tumbler 4 to pack up pedestal 6, can make line body 1 knotting of packing up pedestal 6, if it is opposite with the direction of rotation of tumbler 4 to pack up

pedestal

6,1 of the line body of then packing up on the pedestal 6 can not be tied a knot.

See also shown in Figure 4, a kind of flow chart of controlling the line body in helical shape forming method of lines provided by the present invention, its key step is:

Step 1: a stamen heart line 11 is placed through forming part 23;

Step 2: forming part 23 is extruded one and is had stamen heart line 11 and and be coated on stamen heart line 11 outside coatings 12, and the line body 15 that has even moulding shape from the beginning to the end;

Step 3: drawing device 5 drives the line body 15 that has even moulding shape from the beginning to the end from forming part 23 extruding, turn around into the line body 1 that the surface has helical form lines 13 in rotational area 7, and the pitch of controlling its helical form lines 13 to be one meter be 25～45 kenels of changeing;

Step 4: drawing device 5 drives line bodies 1 and cools to a state that is completely fixed moulding via cooling device 3;

Step 5: the line body in helical shape 1 of controllability completes.

The present invention is provided with one by Coinjection molding apparatus 2 to have the forming part 23 of moulding, line body 1 its cross section that forming part 23 is extruded is identical with the endoporus moulding of forming part 23, so when line body 1 when forming part 23 is extruded, not only being one has stamen heart line 11 and and is coated on stamen heart line 11 outside coatings 12, and be one to have the line body 15 of even moulding convex shape 14 from the beginning to the end, and the present invention will be provided with a stamen heart line 11 in line body 1 coating 12, mainly be, its coating 12 is made up of plastics, so it is slightly flexible, but after coating 12 inside add a stamen heart line 11, its anti-Zhang Nengli then increases many, so can be with the goods of line body 1 in order to practicalities such as the seat of making furniture and desktops, lines because of line body 1 is painstakingly to rotate formation again, when so this line body 1 is used for weaving, can on assembling-disassembling, control lines and moulding, add the variation of weaving, can adopt the density contrast, longitude and latitude intersects, intert and cover pressure, preparation methods such as thickness contrast, it is concavo-convex that line body 1 can be formed on woven flat, artistic effect as the fluctuating embossment more can increase the gradation of assembling-disassembling.

Claims

1, a kind of line body in helical shape of controlling lines, it is characterized in that: it comprises:

One stamen heart line is placed through forming part described later;

One Coinjection molding apparatus, be provided with the above flow channels of two groups or two groups, mixing portions and have the forming part of moulding, this flow channels provides that two or more heating of plastic changes into flow regime and after flowing to mixing portion, can extrude a line body that coats stamen heart line by forming part, and this line know from experience because of forming part moulding difference to extrude the convex shape that has even moulding from the beginning to the end;

One packs up pedestal, is a collar plate shape, and its core of packing up pedestal is established tool one centre bearing, and this centre bearing is done coiling with counter-rotating with the line body and furled by the rotation of motor;

This line body is to have the plastic covering layer that a stamen heart line and is coated on stamen heart line outside, this coating is formed by two looks or two looks above plastics respectively, its fixed-type line body can move it clamping and pull by the pressure of drawing device, this line body is again by the rotation of tumbler simultaneously, forming part can be extruded uncooled line body, turn around into the surface in rotational area and have spiral helicine line body, its spiral helicine line body cools to one via cooling device again and is completely fixed moulding, make its surface go up the helical form lines that forms a controllability, and end face is the line body of number convex shape.

2, a kind of line body in helical shape of controlling lines as claimed in claim 1, wherein its section of line body of extruding of this forming part is that endoporus moulding with forming part coincide.

3, a kind of line body in helical shape of controlling lines as claimed in claim 1, but the thickness of the speed control line body diameter of this drawing device velocity of rotation wherein.

4, a kind of line body in helical shape of controlling lines as claimed in claim 1, but the helicity of the rotating ratio control line body helical form lines of this tumbler and drawing device wherein.

5, a kind of line body in helical shape of controlling lines as claimed in claim 1, wherein this direction of rotation of packing up pedestal and tumbler is a rightabout.

6, a kind of line body in helical shape of controlling lines as claimed in claim 1, wherein this rotating speed of packing up pedestal and tumbler is 1: 1.

7, a kind of forming method of controlling the line body in helical shape of lines, it is characterized in that: its key step is:

Step 1: a stamen heart line is placed through forming part;

Step 2: forming part is extruded one and is had stamen heart line and and be coated on the outside coating of stamen heart line, and the line body that has even moulding shape from the beginning to the end;

Step 3: drawing device drives the line body that has even moulding shape from the beginning to the end from the forming part extruding, turns around into the line body that the surface has the helical form lines in rotational area, and the pitch of controlling its helical form lines to be one meter be 25～45 kenels of changeing;

Step 4: drawing device drives the line body and cools to a state that is completely fixed moulding via cooling device;

Step 5: the line body in helical shape of controllability completes.