CN219490317U - Self-correcting constant tension traction roller device of intelligent warp knitting machine - Google Patents

Abstract

The utility model relates to a self-correcting constant tension traction roller device of an intelligent warp knitting machine, which comprises: the two side frames are vertically arranged on two sides above the base, and the bottoms of the side frames are provided with mounting grooves; the upper tension roller is rotatably arranged between the two side frames and is close to the top ends of the side frames, a side tension roller is arranged between the two side frames and positioned at one side of the upper tension roller, and the side tension roller is arranged at the same height as the upper tension roller; the guide seats are fixed on the inner side surfaces of the side frames and are positioned below the upper Zhang Liluo, and the surfaces of the opposite sides of the two guide seats are provided with guide grooves which are vertically arranged. The device controls the lower tension roller to correspondingly lift according to the change of the yarn tension, adjusts the distance between the lower tension roller and the upper tension roller, so as to correct the yarn tension, ensure that the yarn tension maintains the original state, realize the function of intelligent tension self-correction, replace the traditional manual adjustment, reduce the labor capacity of staff and improve the accuracy of tension adjustment.

Description

Self-correcting constant tension traction roller device of intelligent warp knitting machine

Technical Field

The utility model relates to the technical field of warp knitting machines, in particular to a self-correcting constant-tension traction roller device of an intelligent warp knitting machine.

Background

The warp knitting machine is a common processing device in textile industry, which mainly comprises a knitting mechanism, a guide bar traversing mechanism, a warp feeding mechanism, a looping machine part, a traction winding mechanism and a transmission mechanism, wherein the main looping machine part of the warp knitting machine is provided with knitting needles, yarn guiding needles, sinkers and pressing plates, the knitting needles are integrally arranged on a needle bed and move along with the needle bed, the yarn guiding needles are arranged on the battens to form the guide bars, warp yarns pass through holes of the yarn guiding needles and move along with the guide bars to wind and pad on the needles, and fabrics are woven through the mutual matching movement of the looping machine parts such as the knitting needles, the sinkers and the like.

In order to control the tension when the yarn is drawn, the warp knitting machine is generally further provided with a tension adjusting device, and the distance between the two tension rollers is adjusted by the tension adjusting device to realize the adjustment of the yarn tension.

The tension adjusting device on the partial warp knitting machine in the prior art adopts a manual operation mode to adjust, is not reasonable enough, cannot adjust according to the tension of yarns in real time, for example, after a yarn drum is paid off, the radius of the yarn drum is reduced, the tension of the yarns is changed all the time, the manual adjustment is difficult to continue and is not suitable for the conditions, meanwhile, the manual adjustment mode is not intelligent enough, the labor capacity of workers is increased undoubtedly, and the efficiency is low.

Disclosure of Invention

The utility model aims to provide a self-correcting constant-tension traction roller device of an intelligent warp knitting machine, which can replace the traditional manual tension adjustment, automatically correct yarn tension when the yarn tension is changed, ensure that the yarn tension is in a constant range and effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions.

An intelligent warp knitting machine self-correcting constant tension traction roller device, comprising:

the two side frames are vertically arranged on two sides above the base, and the bottoms of the side frames are provided with mounting grooves;

the upper tension roller is rotatably arranged between the two side frames and is close to the top ends of the side frames, a side tension roller is arranged between the two side frames and positioned at one side of the upper tension roller, and the side tension roller is arranged at the same height as the upper tension roller;

the guide seats are fixed on the inner side surfaces of the side frames and are positioned below the upper Zhang Liluo, the surfaces of the opposite sides of the two guide seats are provided with vertically arranged guide grooves, lifting blocks capable of sliding vertically are arranged in the guide grooves, threaded rods are rotatably arranged in the guide grooves, the lifting blocks are correspondingly sleeved on the threaded rods through threads, and one ends of the threaded rods penetrate through and extend to the lower parts of the guide seats;

the lower tension roller is rotatably arranged between the two lifting blocks;

the driving mechanism is arranged between the two side frames and positioned below the lower tension roller and is used for driving the two threaded rods to synchronously rotate;

the mounting plate is fixed between the upper tension roller and the side tension roller between the two side frames, the pressure sensor is fixed at the top of the mounting plate, a vertical guide cylinder is mounted on the mounting plate through a bracket and is positioned right above the pressure sensor, a guide rod with the bottom abutting against the pressure sensor is inserted in the guide cylinder in a penetrating and sliding manner, and a guide wheel is rotatably mounted at the top of the guide rod through a U-shaped seat;

yarn is led into the bottom of the side tension roller from the upstream side, is turned over by a guide wheel, is wound to the bottom of the lower tension roller, is finally wound to the top of the upper tension roller, and is led to the downstream side;

the control module is arranged on one of the side frames and used for controlling the driving mechanism to work.

Therefore, when the yarn passes through the guide wheel, downward pressure is generated on the guide wheel due to the tension effect, the pressure is conducted by the guide rod and acts on the pressure sensor, the pressure sensor collects the pressure of the yarn on the guide wheel by the tension effect in real time, the pressure value is transmitted to the control module, data analysis is carried out by the control module, when the control module analyzes that the pressure value is larger than a preset pressure value, the tension of the yarn is too large, the control module controls the driving mechanism to work to drive the two threaded rods to synchronously rotate, the rotating threaded rods are meshed to drive the lifting blocks to synchronously move upwards in the guide groove, the lower tension roller is driven to move upwards, the distance between the lower tension roller and the upper tension roller is shortened, the tension of the yarn is reduced, when the control module analyzes that the pressure value is smaller than the preset pressure value, the tension of the yarn is too small, the control module controls the driving mechanism to work to drive the two threaded rods to reversely rotate, the rotating threaded rods are meshed to drive the lifting blocks to synchronously move downwards in the guide groove, the distance between the lower tension roller and the upper tension roller is increased, the tension of the yarn is enabled to be high, and the yarn self-correcting function is achieved, and the original tension state of the yarn is maintained. The two threaded rods are driven to synchronously rotate by the same driving source, so that the lifting of the two sides of the lower tension roller is consistent, and the lifting adjustment of the lower tension roller is more accurate. This pull roller device is through the pressure size that changes yarn tension size into the guide pulley to gather data and carry out the analysis, tension roller carries out corresponding lift under the control according to yarn tension size change, adjusts the distance between tension roller and the last tension roller down, with the correction to yarn tension, guarantees that yarn tension maintains original state, realizes intelligent tension self-correcting's function, replaces traditional manual regulation, reduces staff's amount of labour, improves tension adjustment's precision.

Further, the guide wheels are higher than the upper tension roller and the side tension roller.

Only if the height of the guide wheel is higher than that of the upper tension roller and the side tension roller, the yarn can generate downward pressure on the guide wheel, and the pressure sensor can generate reading.

Further, the driving mechanism comprises a shaft lever, a first bevel gear, a second bevel gear and a driving motor; the shaft rod is fixed in the mounting groove through two mounting frames, the shaft rod spans between the two side frames, and the two first bevel gears are fixedly sleeved on two sides of the shaft rod; the second bevel gear is correspondingly fixed on the outer end part of the threaded rod and is correspondingly meshed with the first bevel gear; the driving motor is fixed on one side of the base through the mounting seat, and an output shaft of the driving motor is in transmission connection with one end of the shaft rod through the coupler.

The driving motor works to drive the shaft rod to rotate, the rotating shaft rod rotates synchronously with the first bevel gear with momentum, the first bevel gear is meshed with the second bevel gear to drive the two threaded rods to rotate synchronously, and therefore the lifting adjusting function of the lower tension roller is achieved.

Further, the control module comprises a processor and a controller; the processor and the controller are fixed on the outer surface of one side of the side frame, the processor is electrically connected with the pressure sensor and the controller respectively, and the controller is electrically connected with the driving motor.

The collected pressure value is transmitted to the processor through the pressure sensor for data analysis and is compared with a preset value, the processor converts the comparison result into a signal and transmits the signal to the controller, and the controller controls the driving motor to rotate in the corresponding direction, so that the device achieves an intelligent self-correcting effect.

Further, limiting baffle rings are arranged at the two ends of the upper tension roller, the lower tension roller and the side tension roller.

By arranging the limiting stop rings at the two ends of the upper tension roller, the lower tension roller and the side tension roller, the yarn can be limited, and the yarn is prevented from falling off from the two sides of the upper tension roller, the lower tension roller and the side tension roller.

Compared with the prior art, the device has the following beneficial effects.

This pull roller device is through the pressure size that changes yarn tension size into the guide pulley to gather data and carry out the analysis, tension roller carries out corresponding lift under the control according to yarn tension size change, adjusts the distance between tension roller and the last tension roller down, with the correction to yarn tension, guarantees that yarn tension maintains original state, realizes intelligent tension self-correcting's function, replaces traditional manual regulation, reduces staff's amount of labour, improves tension adjustment's precision.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a schematic view of yarn guidance;

FIG. 3 is a schematic diagram of a driving mechanism according to the present utility model;

fig. 4 is an enlarged schematic view of the structure a in fig. 1.

In the figure: 1. a side frame; 11. a base; 12. a mounting groove; 2. an upper tension roller; 3. a guide seat; 31. a guide groove; 32. a lifting block; 33. a threaded rod; 4. a lower tension roller; 5. a mounting plate; 51. a pressure sensor; 52. a bracket; 53. a guide cylinder; 54. a guide rod; 55. a U-shaped seat; 56. a guide wheel; 6. a side tension roller; 7. a driving mechanism; 71. a mounting frame; 72. a shaft lever; 73. a first helical gear; 74. a second helical gear; 75. a driving motor; 751. a mounting base; 8. a yarn; 9. a control module; 91. a processor; 92. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the self-correcting constant tension traction roller device of an intelligent warp knitting machine provided by the utility model comprises:

the side frames 1, the two side frames 1 are vertically arranged on two sides above the base 11, and the bottoms of the side frames 1 are provided with mounting grooves 12;

the upper tension roller 2 is rotatably arranged between the two side frames 1 and is close to the top ends of the side frames 1, a side tension roller 6 is arranged on one side of the upper tension roller 2 between the two side frames 1, and the side tension roller 6 is arranged at the same height as the upper tension roller 2;

the guide seats 3 are fixed on the inner side surfaces of the side frames 1 and are positioned below the upper tension roller 2, guide grooves 31 which are vertically arranged are arranged on the surfaces of the opposite sides of the two guide seats 3, lifting blocks 32 capable of vertically sliding are arranged in the guide grooves 31, threaded rods 33 are rotatably arranged in the guide grooves 31, the lifting blocks 32 are sleeved on the threaded rods 33 correspondingly in a threaded mode, and one ends of the threaded rods 33 extend to the lower sides of the guide seats 3 in a penetrating mode;

a lower tension roller 4, the lower tension roller 4 being rotatably installed between the two lifting blocks 32;

the driving mechanism 7 is arranged between the two side frames 1 and positioned below the lower tension roller 4, and the driving mechanism 7 is used for driving the two threaded rods 33 to synchronously rotate;

the device comprises an installing plate 5, wherein the installing plate 5 is fixed between two side frames 1 and positioned between an upper tension roller 2 and a side tension roller 6, a pressure sensor 51 is fixed at the top of the installing plate 5, a vertical guide cylinder 53 is installed on the installing plate 5 through a bracket 52, the guide cylinder 53 is positioned right above the pressure sensor 51, a guide rod 54 with the bottom abutting against the pressure sensor 51 is inserted in the guide cylinder 53 in a penetrating and sliding manner, and a guide wheel 56 is rotatably installed at the top of the guide rod 54 through a U-shaped seat 55;

yarn 8, yarn 8 is led into the bottom of side tension roller 6 from the upstream side, is turned by guide wheel 56, and then is wound to the bottom of lower tension roller 4, finally is wound to the top of upper tension roller 2, and is led to the downstream side;

a control module 9 (not shown in the figure), the control module 9 is arranged on one of the side frames 1, and the control module 9 is used for controlling the driving mechanism 7 to work.

The device is used for guiding the yarn 8 into the bottom of the side tension roller 6 from the upstream side, guiding the yarn 8 to the bottom of the lower tension roller 4 after being changed by the guide wheel 56, finally guiding the yarn 8 to the top of the upper tension roller 2 and guiding the yarn to the downstream side, when the yarn 8 passes through the guide wheel 56, downward pressure is generated on the guide wheel 56 due to the tension, the pressure is conducted by the guide rod 54 and acts on the pressure sensor 51, the pressure of the yarn 8 acted on the guide wheel 56 by the tension is collected by the pressure sensor 51 in real time, the pressure value is transmitted to the control module 9, the data analysis is carried out by the control module 9, when the control module 9 analyzes that the pressure value is larger than a preset pressure value, the tension of the yarn 8 is excessively large, the control module 9 controls the driving mechanism 7 to work so as to drive the two threaded rods 33 to synchronously rotate, the rotating threaded rod 33 is meshed with the driving lifting block 32 to synchronously move upwards in the guide groove 31, the lower tension roller 4 is driven to move upwards, the distance between the lower tension roller 4 and the upper tension roller 2 is reduced, the tension of the yarn 8 is reduced, when the control module 9 analyzes that the pressure value is smaller than a preset pressure value, the tension of the yarn 8 is too small, the control module 9 controls the driving mechanism 7 to work to drive the two threaded rods 33 to reversely rotate, the rotating threaded rod 33 is meshed with the driving lifting block 32 to synchronously move downwards in the guide groove 31, the lower tension roller 4 is driven to move downwards, the distance between the lower tension roller 4 and the upper tension roller 2 is increased, the tension of the yarn 8 is increased, the self-correcting function of the tension of the yarn 8 is realized, and the yarn 8 maintains the original tension state. The two threaded rods 33 are driven to synchronously rotate by the same driving source, so that the lifting of the two sides of the lower tension roller 4 is consistent, and the lifting adjustment of the lower tension roller 4 is more accurate. This pull roller device is through changing 8 tension magnitudes of yarn into the pressure magnitude to guide pulley 56 to gather data and carry out the analysis, control down tension roller 4 according to 8 tension magnitudes of yarn and carry out corresponding lift, adjust the distance between tension roller 4 and the upper tension roller 2 down, with the correction to 8 tension of yarn, guarantee 8 tension of yarn and maintain original state, realize intelligent tension self-correcting's function, replace traditional manual regulation, reduce staff's amount of labour, improve tension regulation's precision.

Specifically, the guide roller 56 is higher than the upper tension roller 2 and the side tension roller 6. Only if the guide wheel 56 is higher than the upper tension roller 2 and the side tension roller 6, the yarn 8 will exert a downward pressure on the guide wheel 56, so that the pressure sensor 51 will generate a reading.

Specifically, the driving mechanism 7 includes a shaft 72, a first helical gear 73, a second helical gear 74, and a driving motor 75; the shaft rod 72 is fixed in the mounting groove 12 through two mounting frames 71, the shaft rod 72 spans between the two side frames 1, and two first bevel gears 73 are fixedly sleeved on two sides of the shaft rod 72; the second bevel gear 74 is correspondingly fixed on the outer end of the threaded rod 33 and correspondingly meshed with the first bevel gear 73; the driving motor 75 is fixed on one side of the base 11 through a mounting seat 751, and an output shaft of the driving motor 75 is in transmission connection with one end of the shaft rod 72 through a coupler. The driving motor 75 works to drive the shaft lever 72 to rotate, the rotating shaft lever 72 drives the first bevel gear 73 to synchronously rotate, the first bevel gear 73 is meshed with the second bevel gear 74 to drive the two threaded rods 33 to synchronously rotate, and therefore the lifting adjusting function of the lower tension roller 4 is achieved.

Specifically, the control module 9 includes a processor 91 and a controller 92; the processor 91 and the controller 92 are fixed on one side outer surface of the side frame 1, the processor 91 is electrically connected with the pressure sensor 51 and the controller 92, and the controller 92 is electrically connected with the driving motor 75. The collected pressure value is transmitted to the processor 91 through the pressure sensor 51 for data analysis and is compared with a preset value, the processor 91 converts the comparison result into a signal and transmits the signal to the controller 92, and the controller 92 controls the driving motor 75 to rotate in the corresponding direction, so that the device achieves an intelligent self-correcting effect.

Specifically, limiting baffle rings are arranged at two ends of the upper tension roller 2, the lower tension roller 4 and the side tension roller 6. By arranging the limiting stop rings at the two ends of the upper tension roller 2, the lower tension roller 4 and the side tension roller 6, the limiting effect on the yarns 8 can be achieved, and the yarns 8 are prevented from falling off from the two sides of the upper tension roller 2, the lower tension roller 4 and the side tension roller 6.

It is worth noting that, this application is supplied power through external power supply, and pressure sensor 51, treater 91 and controller 92 in this application are prior art simultaneously, and specific structure and theory of operation are not repeated, and the control mode of this application is through controller 92 automatic control, and the control circuit of controller 92 can be realized through the simple programming of the person skilled in the art, belongs to the common sense of the art, so this application does not explain control mode and circuit connection in detail any more.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. An intelligent warp knitting machine self-correcting constant tension traction roller device, which is characterized by comprising:

the device comprises side frames (1), wherein two side frames (1) are vertically arranged on two sides above a base (11), and mounting grooves (12) are formed in the bottoms of the side frames (1);

the upper tension roller (2) is rotatably arranged between the two side frames (1) and is close to the top ends of the side frames (1), a side tension roller (6) is arranged between the two side frames (1) and is positioned on one side of the upper tension roller (2), and the side tension roller (6) is arranged at the same height as the upper tension roller (2);

the guide seats (3), the guide seats (3) are fixed on the inner side surfaces of the side frames (1) and are positioned below the upper tension rollers (2), guide grooves (31) which are vertically arranged are formed in the surfaces of the opposite sides of the two guide seats (3), lifting blocks (32) capable of vertically sliding are arranged in the guide grooves (31), threaded rods (33) are rotatably arranged in the guide grooves (31), the lifting blocks (32) are sleeved on the threaded rods (33) correspondingly in a threaded mode, and one ends of the threaded rods (33) penetrate through and extend to the lower portions of the guide seats (3);

a lower tension roller (4), wherein the lower tension roller (4) is rotatably arranged between the two lifting blocks (32);

the driving mechanism (7) is arranged between the two side frames (1) and is positioned below the lower tension roller (4), and the driving mechanism (7) is used for driving the two threaded rods (33) to synchronously rotate;

the device comprises a mounting plate (5), wherein the mounting plate (5) is fixed between two side frames (1) and positioned between an upper tension roller (2) and a side tension roller (6), a pressure sensor (51) is fixed at the top of the mounting plate (5), a vertical guide cylinder (53) is mounted on the mounting plate (5) through a bracket (52), the guide cylinder (53) is positioned right above the pressure sensor (51), a guide rod (54) with the bottom abutting against the pressure sensor (51) is inserted in the guide cylinder (53) in a penetrating and sliding manner, and a guide wheel (56) is rotatably mounted at the top of the guide rod (54) through a U-shaped seat (55);

a yarn (8), wherein the yarn (8) is led into the bottom of the side tension roller (6) from the upstream side, is diverted by the guide wheel (56), is wound to the bottom of the lower tension roller (4), is finally wound to the top of the upper tension roller (2), and is led to the downstream side;

the control module (9), control module (9) are established on one of them side bearer (1), control module (9) are used for controlling actuating mechanism (7) work.

2. The self-correcting constant tension traction roller device of an intelligent warp knitting machine according to claim 1, wherein:

the guide wheel (56) is higher than the upper tension roller (2) and the side tension roller (6).

3. The self-correcting constant tension traction roller device of an intelligent warp knitting machine according to claim 1, wherein:

the driving mechanism (7) comprises a shaft lever (72), a first bevel gear (73), a second bevel gear (74) and a driving motor (75);

the shaft rod (72) is fixed in the mounting groove (12) through two mounting frames (71), the shaft rod (72) spans between the two side frames (1), and the two first bevel gears (73) are fixedly sleeved on two sides of the shaft rod (72);

the second bevel gear (74) is correspondingly fixed on the outer end part of the threaded rod (33) and correspondingly meshed with the first bevel gear (73);

the driving motor (75) is fixed on one side of the base (11) through the mounting seat (751), and an output shaft of the driving motor (75) is in transmission connection with one end of the shaft rod (72) through a coupler.

4. The self-correcting constant tension traction roller device of intelligent warp knitting machine according to claim 3, wherein:

the control module (9) comprises a processor (91) and a controller (92);

the processor (91) and the controller (92) are fixed on the outer surface of one side of the side frame (1), the processor (91) is electrically connected with the pressure sensor (51) and the controller (92) respectively, and the controller (92) is electrically connected with the driving motor (75).

5. The self-correcting constant tension traction roller device of an intelligent warp knitting machine according to claim 1, wherein:

limiting baffle rings are arranged at two ends of the upper tension roller (2), the lower tension roller (4) and the side tension roller (6).