CN203360765U

CN203360765U - Warp knitting machine provided with flexible swing shafts

Info

Publication number: CN203360765U
Application number: CN2013204148136U
Authority: CN
Inventors: 周孝文; 严中华; 黄朝林
Original assignee: CHANGDE TEXTILE MACHINERY Co Ltd
Current assignee: CHANGDE TEXTILE MACHINERY Co Ltd
Priority date: 2013-07-12
Filing date: 2013-07-12
Publication date: 2013-12-25
Anticipated expiration: 2023-07-12

Abstract

A warp knitting machine provided with flexible swing shafts comprises at least one looping component needle bed which is connected with the swing shafts through a plurality of swing arms. The warp knitting machine provided with the flexible swing shafts is characterized in that one of the swing shafts is an integrated long shaft, the remaining swing shafts are arranged in a plurality of sections in the axial direction, and the sections are connected in a flexible mode; due to the flexible connection, every two adjacent swing shafts can rotate synchronously and move axially, the flexible connection comprises a plurality of types, a gap is formed between every two adjacent swing shafts, each gap is formed between two wall boards, and the outer circle position of every two adjacent swing shafts provided with one gap is covered with a layer of thin rubber ring. The warp knitting machine is simple in structure and capable of effectively protecting the needle bed and reducing the influence, caused by temperature, on a looping tool.

Description

A kind of warp knitting machine with flexible balance staff

Technical field

The utility model relates to a kind of warp knitting machine, is with a plurality of circle forming needle-bars specifically, and a kind of warp knitting machine with flexible balance staff be connected with balance staff by swing arm.

Background technology

Existing its structure of warp knitting machine is bulky complex very all generally, required precision to circle forming during work is high, cooperation is wanted accurately, yet in actual production process, between each circle forming of warp knitting machine, the degree varies sample of temperature influence, often coordinate to such an extent that be not fine, usually affects the quality of product and the production efficiency of complete machine.Its performance is as follows:

1. warp knitting machine has 3～6 meters even longer working widths, and respectively becomes coil element to need the parallel equidistant close-packed arrays.In order to guarantee the complete machine normal operation, between different circle formings, must coordinate accurately.For example nook closing member slides in groove pin, only 0.03 millimeter of the spacing of nook closing member and groove pin.28 groove pins of per inch for example, the spacing of groove pin is 0.9mm only, and sley point need space (0.6mm) swing between pin, and with groove pin, does not clash;

2. the circle forming of warp knitting machine refers to the element of all participation knitting cycles, as: groove pin, nook closing member, sinker, sley point etc.The needle-bar that carries into coil element is connected with balance staff by swing arm, and for the circle forming needle-bar of conservation value costliness, every balance staff needs the precisely synchronous needle-bar that drives;

3. self can cause the heat energy discharge while moving due to warp knitting machine and be subject to external environment influence, machine is stopping can forming larger temperature contrast with the production run state;

4. variations in temperature can cause length variations for the part of warp knitting machine because expanding with heat and contract with cold, this variation is especially obvious for elongated needle-bar and balance staff, cause thus needle gage to change, when the machine high-speed cruising, may cause into coil element interferes, even without interference, different thermal expansions also can cause adverse effect to knitted fabric;

5. the sley point in the one-tenth coil element needs for lopping, compile embossing device promote it do axially precisely back and forth traversing, therefore drive the balance staff thermal expansion of guide needle-bar almost can ignore the sley point adverse effect;

6. warp knitting machine is provided with register, before operation, machine is heated to a temperature, temperature between it and machine normal production period approaches, and the overtemperature produced when the machine high-speed cruising is cooling by register again, can reduce like this needle-bar and balance staff length to expand with heat and contract with cold;

7. the needle-bar of warp knitting machine circle forming is to be made by a kind of carbon fibre reinforced plastic, and the thermal expansion amount that this material causes variations in temperature is minimum, but needle-bar is connected with balance staff by swing arm, and the thermal expansion of balance staff still may cause the needle-bar distortion.

Summary of the invention

The purpose of this utility model is to provide a kind of warp knitting machine with flexible balance staff, with simple structure, realizes effective protection of needle-bar and reduces the impact of temperature on circle forming.

For reaching this purpose, the technical solution adopted in the utility model is: the warp knitting machine with flexible balance staff of designing, comprise that at least one becomes the coil component needle-bar, and it is connected with many balance staffs by a plurality of swing arms, is characterized in:

1. described many balance staffs, a balance staff is the monoblock type major axis, all the other balance staffs are that multistage distributes vertically, between every section, flexibly connect;

2. described complete machine is provided with four balance staffs, and wherein one is the monoblock type major axis, and its excess-three root multistage vertically distributes;

3. three balance staffs all are made as 2～12 sections vertically, and adjacent two intersegmental being provided with flexibly connect;

4. be provided with the spacing of 2～5mm between adjacent balance staff, described spacing is located between two blocks of wallboards;

5. there is the adjacent balance staff cylindrical place of spacing to be enclosed with one deck TR thin rubber circle;

6. to flexibly connect be that adjacent balance staff can synchronously rotate and can move axially to what is called, flexibly connected various ways, as: half circular shaft connects, concavo-convex axle connects, pin connects, key connects or yielding coupling connects;

7. complete machine has a frame, is provided with a plurality of wallboards on frame, and every balance staff all is bearing at least two wallboards;

8. contain carbon fibre reinforced plastic in the material composition of described circle forming needle-bar;

9. the right-hand member of every balance staff is provided with axial securing means for impeller and compiles embossing device;

10. be provided with thermostat in frame and volume embossing device.

Compared with prior art, the utility model has following characteristics and progress:

1. the balance staff segmentation vertically because of warp knitting machine distributes, and is provided with interval between each section and adopts to flexibly connect, and each section balance staff can synchronously being rotated and allow between balance staff has certain moving axially; Be conducive to improve the adaptability of warp knitting machine work, reduce the impact of environment on machine work.

2. employing this programme, each section balance staff adopts and flexibly connects into major axis, as broad as long with whole major axis when rotating, and can effectively guarantee that a plurality of swing arms that connect with needle-bar are synchronizeed to swing, even single swing arm runs out of steam to originate, also can not damage the circle forming of high value;

3. employing this programme, each section minor axis determines that suitable thing compares length, the thermal expansion amount that minor axis is caused is very limited, because thermal expansion is directly proportional to the length of variations in temperature and expander generally, and employing flexibly connects each section minor axis and allows to move axially, and can not produce axial stress because of thermal expansion between balance staff and circle forming needle-bar like this and cause needle-bar deformation;

4. because between adjacent balance staff, being provided with spacing, this spacing produces the thermal expansion amount that temperature causes balance staff during being greater than the warp knitting machine production run, makes the spacing all the time can be closed, can avoid producing axial stress between adjacent balance staff;

5. because of the shaft connection place enclosure or be enclosed with one deck TR thin rubber circle, from the appearance of axle, can't see spacing, can effectively stop foreign matter to invade spacing, guarantee that spacing exists all the time;

6. balance staff is provided with axial direction positioning device near compiling embossing device, and balance staff is connected with needle-bar by swing arm, and also just quite all fixing vertically with all minor axises, each minor axis can expand simultaneously;

7. in order to ensure very high needle gage precision, needle-bar material selection carbon fibre reinforced plastic, during because of the carbon fibre reinforced plastic variations in temperature, expand or amount of contraction very little, almost can ignore.Can synchronously rotate and allow axial expansion and flexibly connect balance staff, can not produce harmful effect to needle gage;

8. warp knitting machine is provided with register, and this register can make frame and compile the embossing device temperature to remain between 38 ℃～42 ℃, the harmful effect of the reduction variations in temperature of energy minimum degree to machine.

The accompanying drawing explanation

Fig. 1 is structural representation front view of the present utility model;

Fig. 2 is the local amplification view that half circular shaft connects;

Fig. 3 is the local amplification view that concavo-convex axle connects;

Fig. 4 is the local amplification view that pin connects;

Fig. 5 is the local amplification view that key connects;

Fig. 6 is the local enlarged diagram that yielding coupling connects.

1. warp knitting machines in figure, 2. frame, the 3-6. wallboard, 7. compile embossing device, 8-13. segmentation balance staff, 14. monoblock type balance staffs, 15-16. swing arm, 17. needle-bars, 18. spacings, 19. rubber rings, 20 axial direction positioning devices, 21. pins, 22. keys, 23. yielding couplings.

the specific embodiment

Below in conjunction with drawings and Examples, the utility model is further illustrated:

Fig. 1 signal be the warp knitting machine 1 of the present embodiment, it comprises frame 2, four wallboard 3-6, a monoblock type balance staff 14, six roots of sensation balance staff 9-14 and one compile embossing device 7;

Wherein: a monoblock type balance staff 14 is designed to the sley bar balance staff, sley point is fixed on the sley bar bed, the sley bar bed promotes back and forth accurately traversing by compiling embossing device 7, the sley bar bed slides in swing arm, swing arm is connected with monoblock type balance staff 14, so the deformation of monoblock type balance staff 14 is spaced and almost do not affected sley point;

Circle forming needle-bar 17 with groove pin, by two swing arm 15-16, be fixed on two balance staff 12-13, when these two balance staff 12-13 rotations (not indicating drive unit in figure), two swing arm 15-16 rotate and drive needle-bar 17 and swing, the sley point that monoblock type balance staff 14 drives is at groove pin gap reciprocally swinging, and needle-bar 17 and sley bar bed are made by carbon fibre reinforced plastic, and its expansion temperature influence is very little;

Flexibly connecting between six roots of sensation balance staff 8-13, as shown in Fig. 2-Fig. 6: with

balance staff

12,13, flexibly connect as example, when the balance staff axle rotates and whole axle as broad as long, guarantee swing arm 15-16 synchronous rotary, to reach the purpose of protection needle-bar 17, two each self-expandings of balance staff 12-13 if temperature raises;

For the balance staff after realize connecting can synchronous rotary again can each self-expanding, multiple flexible connection mode shown in Fig. 2-Fig. 6 is arranged, as: half circular shaft connects, concavo-convex axle connects, pin connects, key connects or yielding coupling connects; Their operation principles are identical, take Fig. 2 as example: two balance staff 12-13 are bearing at least two wallboards separately, two balance staff 12-13 mono-ends respectively have a semicircle, be provided with the spacing 18 of 2～5 ㎜ after docking, even temperature raises and causes two balance staff 12-13 to expand when normal operation, this spacing 18 can be not closed yet.Two balance staff 12-13 joint enclosures or parcel one deck rubber ring 19, cover around spacing 18, prevents the foreign matter spacing 18 of entering;

Balance staff 9-14 is connected with wallboard 6 by axial direction positioning device 20, and wallboard 6 is fixed on frame 2, and balance staff 9-14 is connected with needle-bar 17 by swing arm 15-16, and also just quite all fixing vertically with all balance staffs, each minor axis can expand simultaneously.Obviously flexibly connect balance staff and can synchronously rotate and allow axial expansion, can not produce harmful effect to the needle gage that becomes coil element on needle-bar 17; Warp knitting machine is provided with register, by it, makes the oil of frame 2 and volume embossing device 7 remain constant temperature, further reduces the impact of variations in temperature on machine, improves machine rotational speed.

Claims

1. the warp knitting machine with flexible balance staff, comprise that at least one becomes the coil component needle-bar, and it is connected with many balance staffs by a plurality of swing arms, it is characterized in that: described many balance staffs, a balance staff is the monoblock type major axis, and all the other balance staffs are that multistage distributes vertically, between every section, flexibly connect.

2. the warp knitting machine with flexible balance staff according to claim 1, it is characterized in that: complete machine is provided with 4 balance staffs, and wherein one be the monoblock type major axis, the multistage distribution vertically of its excess-three root.

3. the warp knitting machine with flexible balance staff according to claim 2, it is characterized in that: described three balance staffs all are made as 2～12 sections vertically, and adjacent two intersegmental being provided with flexibly connect.

4. the warp knitting machine with flexible balance staff according to claim 3, it is characterized in that: be provided with the spacing of 2～5mm between adjacent balance staff, described spacing is located between two blocks of wallboards.

5. the warp knitting machine with flexible balance staff according to claim 4, is characterized in that: have the adjacent balance staff cylindrical place enclosure of spacing that one deck TR thin rubber circle is arranged.

6. the warp knitting machine with flexible balance staff according to claim 1, it is characterized in that: it is that adjacent balance staff can synchronously rotate and can move axially that what is called flexibly connects, and has flexibly connected half circular shaft connection, the connection of concavo-convex axle, pin connection, key connection or yielding coupling connection various ways.

7. the warp knitting machine with flexible balance staff according to claim 1, it is characterized in that: complete machine has a frame, is provided with a plurality of wallboards on frame, and every balance staff all is bearing at least two wallboards.

8. according to claim 7 with the warp knitting machine of flexible balance staff, it is characterized in that: the right-hand member of every balance staff is provided with axial securing means for impeller and compiles embossing device.

9. according to claim 8 with the warp knitting machine of flexible balance staff, it is characterized in that: in frame and volume embossing device, be provided with thermostat.