CN201339101Y

CN201339101Y - Computerized flat knitting machine head sliding system

Info

Publication number: CN201339101Y
Application number: CNU2009201120490U
Authority: CN
Inventors: 沈妙根; 丁原章; 唐彪
Original assignee: Individual
Current assignee: SHAOXING YUEFA MACHINERY MANUFACTURE CO Ltd
Priority date: 2009-01-01
Filing date: 2009-01-01
Publication date: 2009-11-04
Anticipated expiration: 2019-01-01

Abstract

The utility model discloses a computerized flat knitting machine head sliding system, belonging to the technical field of textile machinery; the sliding system comprises a headstall body, two overbridges are arranged at front end and rear end of the headstall body, one end of each overbridge is fixedly connected with a box body, one needle bed body is arranged below the box body, two square guide rails are arranged on a needle bed, the square guide rail is divided into four planes, namely, an upper plane, a lower plane, a front plane and a rear plane; four sets of bearing sliding systems are arranged at the lower end of the two box bodies, each set of the bearing sliding system comprises four groups of bearing sliding mechanisms, a set of bearing system is arranged on the lower plane of each square guide rail, the utility model adopts five sets of the bearing sliding systems which adopt adjustable structures, in the way, the box body and the lower end of a triangle mechanism can be stably arranged on the square guide rail and can carry out reciprocating movement movably, thereby effectively improving the knitting speed of the flat knitting machine, increasing the knitting output of the flat knitting machine and prolonging the service life of the flat knitting machine.

Description

The computer flat-knitting machine head sliding system

Technical field

The utility model relates to a kind of textile machine, specifically relates to a kind of computer flat-knitting machine head sliding system.

Background technology

The key problem of straight-bar machines is exactly to be contained in the knitting needle that the cam system in the head system drives in the needle plate needle tray to move up and down along needle tray, under the cooperation of needle selection device, carry out jacquard weave, hang order, connect and turn over pin and braid movement not, straight-bar machines is with the reciprocating action of the head basic cycling element as control, when head motion just needs to carry out relevant action to the some positions of basic circulation, one of them topmost action is exactly to make the triangle of head promote knitting needle in the braiding scope to move up and down, finish the braid movement of program, guarantee that knitting needle can correctly finish various braid movements, except rational needle plate will be arranged, outside combination pin and the triangle, also need stable and shockproof flat-knitting machine head sliding system; In the process of flat-knitting machine head move left and right, extraordinary rigidity and stability are extremely important to the head system, if situations such as shake take place in flat-knitting machine head when move left and right, dropped stitch can take place when needle selection the needle selection device and combination pin stitch can hit phenomenons such as triangle, this will influence the assembling-disassembling quality and the service life of flat machine, so a kind of reasonable, stable head sliding system is very important to flat machine.

The utility model content

At the problems referred to above, the purpose of this utility model provides a kind of rational in infrastructure, stable computer flat-knitting machine head sliding system.

The technical scheme that the utility model is taked for achieving the above object is, a kind of computer flat-knitting machine head sliding system, comprise a halter body, it is characterized in that: be provided with two overline bridges in the front and back of halter body, one end of every overline bridge is fixed with a casing, triangle and needle selecting system are installed on the casing, a needle-bar body is installed in the below of casing, two square guide rails are installed on the needle-bar body, every square guide rail has four planes and is respectively the plane, lower plane, frontal plane, back plane, the upper end of two casings in front and back installs mutually with two overline bridges of halter body, the lower end of every casing all is equipped with two cover bearing sliding systems, be provided with quadruplet altogether, two casings in front and back are positioned on corresponding two square guide rails by quadruplet bearing sliding system, and are slidingly connected with square guide rail.

Of the present utility modelly further be set to:

Every cover bearing sliding system comprises group bearing slide mechanism altogether, first group of bearing slide mechanism is packed in the elongated slot of casing avris, comprise a bearing spider, bearing and head supporting screw, bearing is installed on the bearing spider, the head supporting screw is packed on the bearing spider, bearing can rotate along head supporting screw axle position shelves, and bearing spider can move up and down along elongated slot, and the upper end that can be transferred to bearing contacts with the lower plane of square guide rail; Second group of elongated slot counterbore that is installed in casing, comprise a long wheel axle, two bearings, pad and hex nut, two bearings are fitted on the long wheel axle, pass the elongated slot counterbore of casing from bottom to top, the upper end of long wheel axle is affixed with pad and hex nut, the long wheel axle can move forward and backward along the elongated slot counterbore, can be transferred to bearing and contact with the back plane of square guide rail; The 3rd group comprises a short roller shaft, bearing, pad and hex nut, a bearing is fitted on the short roller shaft, pass the elongated slot counterbore of casing from bottom to top, short roller shaft upper end is affixed with pad and hex nut, and short roller shaft can move forward and backward along the elongated slot counterbore of casing; The 4th group comprises two bearings and eccentric shaft, and two bearings are installed on the slot mesh of casing, and eccentric shaft is installed on the position, hole of casing, two bearings are positioned on the eccentric shaft shelves, the head of eccentric shaft has flat recess, can regulate eccentric shaft by flat recess, makes the last plane of bearing contact square guide rail.

On the lower plane of every square guide rail, also be provided with a cover bearing system, promptly the 5th overlaps the bearing sliding system, this bearing arrangement links to each other with cam mechanism, every group comprises: a following pull head, two bearings, two little axles of off-centre, two tight lifting pins and two hexagon socket countersunk flat cap head screws, wherein, bearing is assemblied on the eccentric shaft shelves of eccentric little axle, be installed in down in the pin-and-hole at pull head two ends with the little axle of off-centre, the front end of eccentric little axle has groove, the front end of eccentric little axle can be along the pin-and-hole rotation of pull head down, the afterbody of eccentric little axle has the outer-hexagonal shape, be used for adjusting the gap below bearing and the square guide rail, make bearing and square guide rail lower plane tangent, tight lifting pin is installed on eccentric little axle afterbody, hexagon socket countersunk flat cap head screw compresses tight lifting pin at afterbody, and the front portion of tight lifting pin has tapering.

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Description of drawings

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

Fig. 2 is the structural representation of the utility model the 5th cover bearing sliding system.

The specific embodiment

As shown in Figure 1, a kind of computer flat-knitting machine head sliding system of the present utility model, comprise a halter body 1, the front and back of halter body 1 are provided with two overline bridges 27, one end of every overline bridge 27 is fixed with a casing 2, triangle and needle selecting system are installed on the casing 2, a needle-bar body 3 is installed in the below of casing 2, two square guide rails 4 are installed on the needle-bar body 3, square guide rail 4 has four planes and is respectively plane 23, lower plane 25, frontal plane 24, back plane 26, the upper end of two casings 2 in front and back installs mutually with two overline bridges 27 of halter body, the lower end of two casings 2 is equipped with the bearing sliding system, in the utility model, every casing 2 is provided with two cover bearing sliding systems, be provided with quadruplet altogether, wherein, every cover bearing sliding system comprises 4 groups of bearing slide mechanisms altogether, first group of bearing slide mechanism is packed in the elongated slot 18 of casing 2 avris, comprise a bearing spider 5, bearing 6 and head supporting screw 7, bearing 6 is installed on the bearing spider 5, head supporting screw 7 is packed on the bearing spider 5, bearing 6 can rotate along 7 positions of head supporting screw shelves, bearing spider 5 can move up and down along elongated slot 18, and the upper end that can be transferred to bearing 6 is with till the lower plane 25 of square guide rail 4 contacts; Second group of elongated slot counterbore 19 that is installed in casing 2, comprise a long wheel axle 8, two bearings 9, a pad 10 and a hex nut 11, two bearings 9 are fitted on the long wheel axle 8, pass the elongated slot counterbore 19 of casing 2 from bottom to top, the upper end of long wheel axle 8 is affixed with pad 10 and hex nut 11, long wheel axle 8 can move forward and backward along elongated slot counterbore 19, till can being transferred to bearing 9 and the back plane 26 of square guide rail 4 contacting; The 3rd group comprises a short roller shaft 12, bearing 13, a pad 14 and a hex nut 15, a bearing 14 is fitted on the short roller shaft 12, pass the elongated slot counterbore 20 of casing 2 from bottom to top, short roller shaft 12 upper ends are affixed with pad 14 and hex nut 15, and short roller shaft 12 can move forward and backward along the elongated slot counterbore 20 of casing 2; The 4th group comprises two bearings 16 and eccentric shaft 17, two bearings 16 are installed on the slot mesh 21 of casing 2, eccentric shaft 17 is installed on the position, hole 22 of casing 2, two bearings 16 are positioned on the eccentric shaft shelves, the head of eccentric shaft 17 has flat recess, can regulate eccentric shaft by flat recess, make the last plane 23 of bearing 16 contact square guide rails 4.

Except that above-mentioned quadruplet bearing arrangement, one cover bearing system is also arranged on the lower plane 25 of every square guide rail 4, promptly the 5th overlaps the bearing sliding system, this bearing arrangement links to each other with cam mechanism, every group comprises: a following pull head 27, two bearings 28, two little axles 29. of off-centre, two tight lifting pins 30 and two hexagon socket countersunk flat cap head screws 31, wherein: bearing 28 is assemblied on the eccentric shaft shelves of eccentric little axle 29, be installed in down in the pin-and-hole at pull head 27 two ends with the little axle 29 of off-centre, the front end of eccentric little axle 29 has groove, the front end of eccentric little axle 29 can be along the pin-and-hole rotation of pull head 27 down, the afterbody of eccentric little axle 29 has the outer-hexagonal shape, can be used to adjust bearing 28 gap of 25 below square guide rail, make bearing 28 and square guide rail lower plane 25 tangent, tight lifting pin 30 is put into eccentric little axle 29 afterbodys subsequently, compress tight lifting pin 30 with hexagon socket countersunk flat cap head screw 31 at afterbody again, because the front portion of tight lifting pin 30 has tapering, under the effect of tight lifting pin 30 tapering positions, the position that eccentric little axle 29 front ends have groove deforms, tensioner can be from not falling down the pull head pin-and-hole down in the pin-and-hole of following pull head 27.

The utility model adopts every casing 2 to be provided with two cover bearing sliding systems, be provided with quadruplet altogether, because every cover bearing system adopts adjustable structure, so can be bearing 6, bearing 13, bearing 16 and bearing 9 are adjusted to the lower plane 25 with square guide rail 4, frontal plane 24, last plane 23 and back plane 25 tangent positions, cooperate the 5th cover bearing system on the lower plane 25 of square guide rail 4 again, can stably be installed in the lower end of casing and cam mechanism on the square guide rail 4 like this, and the Lip river ground reciprocating motion on square guide rail of can living, bearing adopts special material, square guide rail also adopts special material and complicated technology, two kinds of materials are all wear-resisting, and adopt duplex bearing on main plane 23 and 26, on lower plane 25, adopt many group bearings, add strong two overline bridges of halter body, can guarantee flat-knitting machine head even running on square guide rail, improved the braiding speed of straight-bar machines effectively, increase straight-bar machines production of woven fabric, prolong service life of straight-bar machines.

Claims

1, a kind of computer flat-knitting machine head sliding system, comprise a halter body (1), it is characterized in that: be provided with two overline bridges (27) in the front and back of halter body (1), one end of every overline bridge (27) is fixed with a casing (2), a needle-bar body (3) is installed in the below of casing (2), two square guide rails (4) are installed on the needle-bar body (3), square guide rail (4) has four planes and is respectively plane (23), lower plane (25), frontal plane (24), back plane (26), the upper end of two casings in front and back (2) installs mutually with two overline bridges (27) of halter body, the lower end of every casing (2) all is equipped with two cover bearing sliding systems, be provided with quadruplet altogether, two casings in front and back (2) are positioned on corresponding two square guide rails (4) by quadruplet bearing sliding system, and are slidingly connected with square guide rail (4).

2, a kind of computer flat-knitting machine head sliding system as claimed in claim 1, it is characterized in that: every cover bearing sliding system comprises (4) group bearing slide mechanism altogether, first group of bearing slide mechanism is packed in the elongated slot (18) of casing (2) avris, comprise a bearing spider (5), a bearing (6) and head supporting screw (7), bearing (6) is installed on the bearing spider (5), head supporting screw (7) is packed on the bearing spider (5), bearing (6) can rotate along head supporting screw (7) axle position shelves, bearing spider (5) can move up and down along elongated slot (18), and the upper end that can be transferred to bearing (6) contacts with the lower plane (25) of square guide rail (4); Second group of elongated slot counterbore (19) that is installed in casing (2), comprise a long wheel axle (8), two bearings (9), a pad (10) and hex nut (11), two bearings (9) are fitted on the long wheel axle (8), pass the elongated slot counterbore (19) of casing (2) from bottom to top, the upper end of long wheel axle (8) is affixed with pad (10) and hex nut (11), long wheel axle (8) can move forward and backward along elongated slot counterbore (19), can be transferred to bearing (9) and contact with the back plane (26) of square guide rail (4); The 3rd group comprises a short roller shaft (12), a bearing (13), a pad (14) and hex nut (15), a bearing (14) is fitted on the short roller shaft (12), pass the elongated slot counterbore (20) of casing (2) from bottom to top, short roller shaft (12) upper end is affixed with pad (14) and hex nut (15), and short roller shaft (12) can move forward and backward along the elongated slot counterbore (20) of casing (2); The 4th group comprises two bearings (16) and eccentric shaft (17), two bearings (16) are installed on the slot mesh (21) of casing (2), eccentric shaft (17) is installed on the position, hole (22) of casing (2), two bearings (16) are positioned on the eccentric shaft shelves, the head of eccentric shaft (17) has flat recess, can regulate eccentric shaft by flat recess, make the last plane (23) of bearing (16) contact square guide rail (4).

3, a kind of computer flat-knitting machine head sliding system as claimed in claim 1 or 2, it is characterized in that: on the lower plane (25) of every square guide rail (4), also be provided with a cover bearing system, promptly the 5th overlaps the bearing sliding system, comprise: a following pull head (27), two bearings (28), two little axles of off-centre (29), two tight lifting pins (30) and two hexagon socket countersunk flat cap head screws (31), wherein, bearing (28) is assemblied on the eccentric shaft shelves of eccentric little axle (29), be installed in down in the pin-and-hole at pull head (27) two ends with the little axle of off-centre (29), the front end of eccentric little axle (29) has groove, the front end of eccentric little axle (29) can be along the pin-and-hole rotation of pull head (27) down, the afterbody of eccentric little axle (29) has the outer-hexagonal shape, be used for adjusting bearing (28) gap of (25) below square guide rail, make bearing (28) and square guide rail lower plane (25) tangent, tight lifting pin (30) is installed on eccentric little axle (29) afterbody, hexagon socket countersunk flat cap head screw (31) compresses tight lifting pin (30) at afterbody, and the front portion of tight lifting pin (30) has tapering.