CN105803663A - A dust-proof device for a computerized jacquard machine - Google Patents

Abstract

The invention discloses a dustproof device of a computer jacquard, which comprises a transmission shaft connected with a main shaft of the jacquard through a gear, and further comprises a dustproof mechanism arranged above a weaving adjusting seat of the jacquard, wherein the dustproof mechanism comprises a dustproof plate arranged above the weaving adjusting seat, a rotating plate hinged in the dustproof plate, a dust collecting box arranged below the rotating plate, a rotating shaft inserted on one side of the rotating plate and a driven bevel gear fixedly sleeved at one end of the rotating shaft, and the rotating shaft is sleeved with a torsion spring; the shaping has the external splines on the lateral wall of transmission shaft, and the cover is equipped with drive bevel gear on the transmission shaft, has internal spline in the drive bevel gear, and the top of transmission shaft is equipped with the lift cylinder, and the piston rod lower extreme fixedly connected with lifter plate of lift cylinder, the lower extreme of lifter plate articulate has the dwang, and the bottom of dwang is fixed on drive bevel gear's up end. The invention can reduce dust entering the knitting adjusting seat and reduce the abrasion of knitting triangles on the knitting adjusting seat, thereby improving the knitting quality of fabrics.

Description

A dust-proof device for a computerized jacquard machine

Technical field:

The invention relates to the technical field of textile machinery, in particular to a dust-proof device for a computerized jacquard machine.

Background technique:

A knitting machine, as the name implies, is a machine for knitting knitted fabrics. Knitting machines can be divided into flat knitting machines and circular knitting machines according to the form of the needle bed, and circular knitting machines can be divided into large circular knitting machines and small circular knitting machines according to the size, the so-called large circular knitting machines and small circular knitting machines. circular knitting machine. At the same time, with the advancement of technology, the corresponding jacquard mechanism is installed on the knitting machine, so that the knitting machine can simultaneously jacquard the fabric during the knitting process. The circular knitting machine with jacquard function is called a jacquard circular knitting machine. The jacquard circular knitting machine cannot avoid the dust attached to the yarn during the knitting process of the knitting machine, and the accumulation of dust in the knitting adjustment seat of the upper dial of the knitting machine or the lower needle cylinder will cause wear and tear on the knitting needle or the knitting triangle on the knitting adjustment seat, thus It affects the weaving quality of the fabric, so it is necessary to improve it.

Invention content:

The purpose of the present invention is to solve the existing problems in the prior art, and to provide a dust-proof device for a computerized jacquard machine that can reduce dust entering the knitting adjustment seat and reduce the wear of the knitting triangle on the knitting adjustment seat, thereby improving the quality of fabric weaving.

The invention relates to a dust-proof device for a computer jacquard machine, which includes a transmission shaft connected to the main shaft of the jacquard machine through gears, and a dust-proof mechanism arranged above the knitting adjustment seat of the jacquard machine. The dust-proof plate above the weaving adjustment seat, the rotating plate hinged in the dust-proof plate, the dust collecting box arranged under the rotating plate, the rotating shaft inserted on one side of the rotating plate and the fixed sleeve set on the The driven bevel gear at one end of the rotating shaft, the middle part of the dustproof plate is formed with a through groove, the outer wall of the rotating plate fits with the inner sidewall of the through groove, and the dustproof plate on one side of the through groove is formed with a socket slot, the rotating shaft is inserted into the insertion slot, the rotating shaft is sleeved with a torsion spring, one end of the torsion spring is fixed on the rotating shaft, and the other end is fixed on the inner wall of the insertion slot;

The transmission shaft is located on one side of the driven bevel gear, and an external spline is formed on the outer wall of the transmission shaft, and a driving bevel gear corresponding to the driven bevel gear is sleeved on the transmission shaft, and the driving bevel gear is There is a through hole in the middle of the through hole, and the inner spline that matches the outer spline is arranged on the inner wall of the through hole, and the lifting cylinder with the piston rod vertically downward is arranged on the top of the transmission shaft, and the lower end of the piston rod of the lifting cylinder is A lifting plate is fixedly connected, and the lower end of the lifting plate is hinged with a rotating rod. The middle part of the bottom surface of the rotating rod is formed with a socket hole matched with the transmission shaft. The socket hole is inserted into the upper end of the transmission shaft, and the rotating rod The bottom is fixed on the upper end face of the driving bevel gear.

By means of the above technical solution, when the present invention is in use, the computerized jacquard machine works, and the dust-proof mechanism above the knitting adjustment seat protects the weaving adjustment seat from dust. Specifically, the dust-proof plate and the rotating plate of the dust-proof mechanism are in the position of Above the weaving adjustment seat, the dust that originally falls on the weaving adjustment seat is blocked, and the dust accumulates on the rotating plate. At the same time, the transmission shaft drives the active bevel gear to rotate. When the dust on the rotating plate accumulates to a certain extent, the lifting cylinder starts to drive the lifting plate to move, and the lifting plate drives the rotating rod on it to move upward. The driving bevel gear moves up until the driving bevel gear meshes with the driven bevel gear. The driving bevel gear is sleeved on the transmission shaft through the cooperation of the internal spline in the through hole and the external spline on the transmission shaft, so that the driving bevel gear rotates together with the transmission shaft while moving up. When the driving bevel gear meshes with the driven bevel gear, the driving bevel gear drives the driven bevel gear to rotate together, the driven bevel gear drives the rotating shaft to rotate, and the rotating shaft drives the rotating plate on it to rotate around the rotating shaft, thus making the rotating The plate rotates downward in the through groove of the dustproof plate, and the dust on the inclined rotating plate falls into the dust collecting box due to gravity, thereby completing the collection of accumulated dust. After the dust on the rotating plate is cleaned, the piston rod of the lifting cylinder is stretched, driving the lifting plate, the rotating rod and the driving bevel gear to move down, so that the driving bevel gear is separated from the driven bevel gear again. At the same time, the rotating shaft and the rotating plate Rotating under the action of the recovery elastic force of the torsion spring, the rotating plate rotates upwards around the rotating shaft in the through groove, and returns to its original position to fit the inner wall of the through groove again. Afterwards, when the dust on the rotating plate accumulates again, repeat the above steps to avoid dust accumulation on the knitting adjustment seat of the computer jacquard machine to the greatest extent and improve the knitting quality.

Through the above solution, the dust-proof device of the present invention can reduce the dust entering into the knitting adjustment seat, reduce the abrasion of the knitting cam on the knitting adjustment base, thereby improving the quality of fabric weaving.

As a preference of the above scheme, one side of the rotating plate is arranged in the insertion groove, and a rotating groove is formed on the rotating plate, and the rotating shaft is fixedly inserted into the rotating groove, and one end of the rotating shaft Extending out of the rotating slot and extending out of the insertion slot, the driven bevel gear is fixedly sleeved, and the torsion spring is sleeved on the rotating plate wall outside the rotating shaft.

As a preference of the above solution, two limiting sides are formed on the dustproof plate on both sides of the rotating plate, and the two limiting sides are respectively located above the two sides of the rotating plate, and the bottom surface of the limiting side is There is a buffer layer, and the buffer layer is close to the two sides of the rotating plate. According to the above scheme, when the rotating plate returns to its original position under the action of the torsion spring, the limit side limits the position of the rotating plate on the dustproof plate, and the buffer layer buffers the rotating plate.

As a preference of the above scheme, there is a sealing strip on the side wall of the through groove on the opposite side of the rotating shaft, the side wall of the rotating plate is close to the sealing strip, and an arc is formed on the side wall of the through groove under the sealing strip. shaped slot, the dust box is arranged below the arc slot. According to the above scheme, when the rotating plate rotates downward in the through groove, the end of the rotating plate moves along the side wall of the arc groove.

As a preference of the above solution, the lower end of the transmission shaft is hinged on the chassis, the lower end of the transmission shaft is fixed with a pinion, the pinion is meshed with a large gear, and the large gear is fixedly connected with a lower needle. The knitting adjustment seat is distributed on the outer side of the lower needle cylinder in a ring shape, the knitting adjustment seat is fixed on the adjustment seat mounting plate, and the adjustment seat mounting plate is fixed on the chassis through a bracket.

As a preference of the above scheme, a needle selector is provided under the knitting adjustment seat, the needle selector is fixed on the needle selector seat, and the lower end of the needle selector seat is fixed on the needle selector seat plate , the needle selector base plate is fixed on the pressure ring, the pressure ring is fixed on the chassis, the needle selector is connected with a jacquard piece, the upper end of the jacquard piece is connected with a jacquard needle, and the jacquard knitting needle The needle is plugged on the lower needle barrel.

As a preference of the above solution, the dust-proof plate is fixed on the mounting plate of the adjustment seat through a support plate.

As a preference of the above solution, the lifting cylinder is fixed on the mounting plate of the adjusting seat through the lifting plate of the cylinder.

The above description is only an overview of the technical solutions of the present invention. In order to understand the technical means of the present invention more clearly and implement them according to the contents of the description, the preferred embodiments of the present invention and accompanying drawings are described in detail below.

Description of drawings:

The following drawings are only intended to illustrate and explain the present invention schematically, and do not limit the scope of the present invention. in:

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a partial sectional view of Fig. 1;

Fig. 3 is the sectional view of line A-A among Fig. 2;

Fig. 4 is the sectional view of dustproof plate among the present invention;

Fig. 5 is the sectional view of B-B line among Fig. 4;

Fig. 6 is a partial working state diagram of the present invention.

detailed description:

The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

Referring to Fig. 1, a dust-proof device of a computerized jacquard machine according to the present invention includes a drive shaft 10 connected to the main shaft of the jacquard machine through gears and a dust-proof mechanism 20 arranged above the knitting adjustment seat 11 of the jacquard machine. The lower end of the transmission shaft 10 is hinged on the chassis 12, the lower end of the transmission shaft 10 is plugged with a pinion 13, and the pinion is meshed with a bull gear 14, and the bull gear is fixedly connected with a lower syringe 15. The knitting adjustment seat 11 is distributed in the outer side of the lower needle cylinder 15 in a ring shape, the knitting adjustment seat 11 is fixed on the adjustment seat mounting plate 16, and the adjustment seat mounting plate is fixed on the chassis 12 through a bracket, and the knitting adjustment seat 11 A needle selector 17 is provided below the needle selector, the needle selector is fixed on the needle selector seat 18, the lower end of the needle selector seat is fixed on the needle selector seat plate 19, and the needle selector seat plate is fixed on On the pressure ring 110, the pressure ring is fixed on the chassis 12, the needle selector 17 is connected with a jacquard sheet, the upper end of the jacquard sheet is connected with a jacquard needle, and the jacquard needle is inserted into the lower On the syringe 15.

Referring to Fig. 4 and Fig. 5, the dust-proof mechanism 20 includes a dust-proof plate 21 arranged above the knitting adjustment seat 11, a rotating plate 22 hinged in the dust-proof plate, and a rotating plate arranged below the rotating plate. The dust collecting box 23, the rotating shaft 24 inserted on one side of the rotating plate 22 and the driven bevel gear 25 fixedly sleeved on one end of the rotating shaft, the dustproof plate 21 is fixed on the On the adjusting seat mounting plate 16, a through groove 211 is formed in the middle of the dustproof plate 21, the outer side wall of the rotating plate 22 fits the inner sidewall of the through groove 211, and the dustproof plate 21 on the side of the through groove 211 is formed There is an insertion slot 212, and the rotation shaft 24 is inserted into the insertion slot 212, and the rotation shaft 24 is sleeved with a torsion spring 26, one end of the torsion spring is fixed on the rotation shaft 24, and the other end is fixed on the insertion socket. On the inner wall of the groove 212.

Referring to Fig. 2 and Fig. 3, the transmission shaft 10 is located on one side of the driven bevel gear 25, and an external spline 101 is formed on the outer wall of the transmission shaft 10, and the transmission shaft 10 is sleeved with the driven bevel gear. 25 corresponding to the driving bevel gear 30, the middle part of the driving bevel gear has a through hole 302, the inner wall of the through hole has an inner spline 301 that cooperates with the outer spline 101, and the top of the transmission shaft 10 is provided with The lifting cylinder 31 with the piston rod vertically downward, the lifting cylinder is fixed on the adjusting seat mounting plate 16 by the cylinder lifting plate (not shown), the piston rod lower end of the lifting cylinder 31 is fixedly connected with the lifting plate 32, and the lifting plate 32 is fixedly connected to the lifting cylinder. The lower end of the plate is hinged with a rotating rod 33, and the middle part of the bottom surface of the rotating rod is formed with a sleeve hole 331 matched with the transmission shaft 10. The sleeve hole is inserted into the upper end of the transmission shaft 10, and the bottom of the rotating rod 33 is fixed on On the upper end face of the driving bevel gear 30.

Referring to Fig. 4 and Fig. 5, one side of the rotating plate 22 is arranged in the insertion groove 212, and a rotating groove 221 is formed on the rotating plate 22, and the rotating shaft 24 is fixedly inserted into the rotating groove 221. One end of the rotating shaft 24 extends out of the rotating groove 221 and out of the insertion groove 212 and is fixedly sleeved with the driven bevel gear 25 , and the torsion spring 26 is sleeved on the wall of the rotating plate 22 outside the rotating shaft 24 .

Referring to Fig. 4 and Fig. 5, two limit sides 213 are formed on the dustproof plate 21 on both sides of the rotating plate 22, and the two limit sides are respectively located above the two sides of the rotating plate 22. The bottom surface of the edge 213 has a buffer layer 214 which is closely attached to the two sides of the rotating plate 22 .

Referring to Fig. 5, there is a sealing strip 27 on the side wall of the through groove 211 on the opposite side of the rotating shaft 24. There is an arc-shaped groove 215 , and the dust collecting box 23 is arranged below the arc-shaped groove 215 .

Referring to Fig. 6, when the present invention is implemented, the computerized jacquard machine works, and the dust-proof mechanism 20 above the knitting adjustment seat 11 performs dust-proof protection for the weaving adjustment seat 11, specifically, the dust-proof plate 21 of the dust-proof mechanism 20 And rotating plate 22 is in the top of weaving adjusting seat 11, and the dust that falls on the weaving adjusting seat 11 originally is blocked, and dust accumulates on rotating plate 22. Simultaneously transmission shaft 10 drives active bevel gear 30 to rotate, and when the dust on rotating plate 22 accumulates to a certain degree, lifting cylinder 31 starts, drives lifting plate 32 to move up, and lifting plate drives the rotating rod 33 on it to move up, and the rotating rod 33 drives the driving bevel gear 30 fixed on its lower end to move up until the driving bevel gear 30 meshes with the driven bevel gear 25. The driving bevel gear 30 is sleeved on the transmission shaft 10 through the cooperation of the internal spline 301 in the through hole 302 and the external spline 101 on the transmission shaft 10, so that the driving bevel gear 30 moves up simultaneously with the Rotate together with transmission shaft 10.

When the driving bevel gear 30 meshes with the driven bevel gear 25, the driving bevel gear 30 drives the driven bevel gear 25 to rotate together, the driven bevel gear 25 drives the rotating shaft 24 to rotate, and the rotating shaft 24 drives the rotating plate 22 on it to rotate The rotating shaft 24 rotates, thereby causing the rotating plate 22 to rotate downward in the through groove 211 of the dustproof plate 21, and the dust on the inclined rotating plate 22 falls into the dust collecting box 23 due to gravity, thereby completing the collection of accumulated dust . After the dust on the rotating plate 22 has been cleaned, the piston rod of the lifting cylinder 31 is stretched, driving the lifting plate 32, the rotating rod 33 and the driving bevel gear 30 to move down, so that the driving bevel gear 30 is separated from the driven bevel gear 25 again. Simultaneously, the rotating shaft 24 and the rotating plate 22 rotate under the elastic force of the torsion spring 26, and the rotating plate 22 rotates upwards around the rotating shaft 24 in the through groove 211, and returns to its original position to fit the inner wall of the through groove 211.

Afterwards, when the dust on the rotating plate 22 accumulates again, repeat the above steps to avoid dust accumulation on the knitting adjustment seat 11 of the computer jacquard machine to the greatest extent, and improve the knitting quality.

To sum up, the dust-proof device of the present invention can reduce the dust entering into the knitting adjustment seat 11, reduce the abrasion of the knitting cams on the knitting adjustment base 11, thereby improving the quality of fabric weaving.

The dust-proof device of the computerized jacquard machine provided by the present invention is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. , can easily think of changes or substitutions, and should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention should be determined by the protection scope of the claims.

Claims (8)

1. A dust-proof device of a computerized jacquard machine, comprising a drive shaft (10) connected to the main shaft of the jacquard machine through gears, characterized in that: It also includes a dust-proof mechanism (20) arranged above the weaving adjustment seat (11) of the jacquard machine, the dust-proof mechanism includes a dust-proof plate (21) arranged above the weaving adjustment seat (11), hinged on the The rotating plate (22) in the dust-proof plate, the dust collecting box (23) arranged under the rotating plate, the rotating shaft (24) inserted on one side of the rotating plate (22) and the fixed sleeve are arranged on the The driven bevel gear (25) at one end of the rotating shaft, the middle part of the dustproof plate (21) is formed with a through groove (211), and the outer side wall of the rotating plate (22) fits the inner side wall of the through groove (211) , the dustproof plate (21) on the side of the through groove (211) is formed with an insertion slot (212), the rotation shaft (24) is inserted into the insertion slot (212), and the rotation shaft (24) is sleeved A torsion spring (26) is provided, one end of the torsion spring is fixed on the rotating shaft (24), and the other end is fixed on the inner wall of the insertion slot (212); The transmission shaft (10) is located on one side of the driven bevel gear (25), and an external spline (101) is formed on the outer wall of the transmission shaft (10), and the transmission shaft (10) is sleeved with a The driving bevel gear (30) corresponding to the moving bevel gear (25), the middle part of the driving bevel gear has a through hole (302), and the inner wall of the through hole has an inner spline (101) that matches the outer spline (101). spline (301), the top of the transmission shaft (10) is provided with a lifting cylinder (31) whose piston rod is vertically downward, and the lower end of the piston rod of the lifting cylinder is fixedly connected with a lifting plate (32). The lower end is hinged with a rotating rod (33), and the middle part of the bottom surface of the rotating rod is formed with a sleeve hole (331) matched with the transmission shaft (10). The bottom of rod (33) is fixed on the upper end face of driving bevel gear (30). 2. The dustproof device of computer jacquard machine according to claim 1, characterized in that: one side of the rotating plate (22) is arranged in the insertion groove (212), and the rotating plate (22) is formed There is a rotating slot (221), the rotating shaft is fixedly sleeved in the rotating slot, and one end of the rotating shaft (24) extends out of the rotating slot (221) and out of the insertion slot (212) and is fixedly sleeved on the The driven bevel gear (25), the torsion spring (26) is sleeved on the wall of the rotating plate (22) outside the rotating shaft (24). 3. The dust-proof device of computerized jacquard machine according to claim 1, characterized in that: two limit sides (213) are formed on the dust-proof plates (21) on both sides of the rotating plate (22), The two limiting sides are respectively located above the two sides of the rotating plate (22), and the bottom surface of the limiting side (213) has a buffer layer (214), and the buffering layer is close to the two sides of the rotating plate (22). . 4. The dust-proof device of computerized jacquard machine according to claim 1, characterized in that: there is a sealing strip (27) on the side wall of the through groove (211) on the opposite side of the rotating shaft (24), and the rotating plate ( 22) one side wall is close to the sealing strip (27), an arc groove (215) is formed on the side wall of the through groove (211) below the sealing strip, and the dust collecting box (23) is arranged on the arc groove (215). The bottom of the groove (215). 5. The dust-proof device of computer jacquard machine according to claim 1, characterized in that: the lower end of the transmission shaft (24) is hinged on the chassis (12), and the lower end of the transmission shaft (24) is fixed with a small sleeve gear (13), the pinion is meshed with a large gear (14), the large gear is fixedly connected with a lower needle cylinder (15), and the knitting adjustment seat (11) is distributed in the lower needle cylinder in a ring shape On the outside of (15), the weaving adjusting seat (11) is fixed on the adjusting seat mounting plate (16), and the adjusting seat mounting plate is fixed on the chassis (12) by a support. 6. The dust-proof device of computerized jacquard machine according to claim 5, characterized in that: a needle selector (17) is provided under the knitting adjustment seat (11), and the needle selector is fixed on the needle selector On the seat (18), the lower end of the needle selector seat is fixed on the needle selector seat plate (19), and the needle selector seat plate is fixed on the pressure ring (110), and the pressure ring is fixed on the On the chassis (12), a jacquard piece is connected to the needle selector (17), the upper end of the jacquard piece is connected with a jacquard needle, and the jacquard needle is inserted into the lower needle cylinder (15). 7. The dust-proof device of the computerized jacquard machine according to claim 5, characterized in that: the dust-proof plate (21) is fixed on the mounting plate (16) of the adjustment seat through a support plate. 8. The dust-proof device for a computerized jacquard machine according to claim 5, characterized in that: the lifting cylinder (31) is fixed on the adjusting seat mounting plate (16) through a cylinder lifting plate.