CN212611211U

CN212611211U - Speed regulating mechanism of circular knitting machine

Info

Publication number: CN212611211U
Application number: CN202021215863.8U
Authority: CN
Inventors: 周顺兴
Original assignee: Yuanjiang Kaixiang Textile Co ltd
Current assignee: Yuanjiang Kaixiang Textile Co ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-02-26
Anticipated expiration: 2030-06-28

Abstract

The utility model relates to the field of knitting equipment, in particular to a speed regulating mechanism of a circular knitting machine, which comprises a driving belt pulley and a driven belt pulley, wherein the driving belt pulley and the driven belt pulley are variable-diameter wheels, a belt clamping device is also arranged on the belt, the belt clamping device comprises a shell, two clapboards are arranged in the shell in parallel, long holes are formed in the two clapboards, two clamping wheels are arranged between the two clapboards, rotating shafts are arranged on the two clamping wheels in a rotating manner, any rotating shaft is arranged in the long hole of the clapboard in a sliding manner, mounting seats are arranged at two ends of the long hole, and a tension spring is arranged between the mounting seats on the same side of the two rotating shafts; can know the tensioning degree of belt directly perceivedly through looking over the interval between two belt pulleys, supplementary staff adjusts drive pulley and driven pulley, prevents that the belt from crossing loose and skidding.

Description

Speed regulating mechanism of circular knitting machine

Technical Field

The utility model relates to a knitting equipment field, concretely relates to speed adjusting mechanism of circular knitting machine.

Background

Circular knitting machines, the name of which is circular weft knitting machines or circular weft knitting machines. The circular knitting machine is composed of a frame, a yarn supply mechanism, a transmission mechanism, a lubricating and dust removing mechanism, an electric control mechanism, a drawing and coiling mechanism and other auxiliary devices, wherein the drawing and coiling mechanism is used for drawing knitted fabrics woven by the circular knitting machine out of a weaving area and coiling the knitted fabrics into a certain coiling form. The drawing and coiling mechanism comprises a cloth expanding frame (cloth supporting frame), a transmission arm (wall plate), an adjusting gear box and other machine parts, and the cloth coiling speed is adjusted by a speed adjusting mechanism.

The existing speed regulating mechanism on the circular knitting machine is shown in figure 1, and comprises a driving belt pulley driven by a driving device and a driven belt pulley driven by the driving belt pulley, wherein the driving belt pulley and the driven belt pulley are belt pulleys with variable diameters, and the rotating speed is required to be regulated by changing the diameters of the driving belt pulley and the driven belt pulley.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the defect among the prior art, provide a speed adjusting mechanism of circular knitting machine, this speed adjusting mechanism presss from both sides tightly the belt after adjusting through setting up belt clamping device, can prevent that the belt from skidding.

The utility model discloses a speed regulating mechanism of a circular knitting machine, which comprises a driving belt pulley driven by a driving device of the circular knitting machine and a driven belt pulley used for driving a cloth roller, wherein the driving belt pulley and the driven belt pulley are connected by belt transmission, the driving belt pulley and the driven belt pulley are variable-diameter wheels, a belt clamping device is also arranged on the belt, the belt clamping device comprises a shell, two clapboards are arranged in the shell in parallel, long holes are arranged on the two clapboards, two clamping wheels are arranged between the two clapboards, the belt is arranged between the two clamping wheels, the two clamping wheels are both rotatably provided with rotating shafts, any rotating shaft is slidably arranged in the long hole of the clapboard, both ends of the rotating shaft respectively penetrate through the two long holes of the clapboards and extend to the outside, and both ends of the rotating shaft extending out of the long holes are both provided with mounting seats, and a tension spring is arranged between the mounting seats on the same side of the two rotating shafts.

Further, the casing includes procapsid and back casing, is close to two of back casing all be equipped with the rack on the mount pad, two the sawtooth portion of rack sets up in opposite directions, two be equipped with the gear with sawtooth portion meshing between the sawtooth portion of rack, be equipped with the needle bar on the gear, be equipped with the indicator panel on the procapsid, the needle bar runs through two stretch into behind the slot hole of baffle in the indicator panel, the needle bar is located tip in the indicator panel is equipped with the pointer.

Further, the needle bar is detachably mounted on the gear, a detachable needle bar mounting sleeve is arranged on the partition board close to the rear shell, and the needle bar penetrates through the needle bar mounting sleeve.

Further, the driving belt pulley comprises a chassis, a shaft sleeve, a spiral disc and an adjusting block, wherein the lower part of the shaft sleeve is arranged on the chassis, the spiral disc is rotatably arranged on the shaft sleeve, a sliding rail is arranged on the inner side of the chassis, adjusting threads are arranged on the inner side of the spiral disc, the adjusting block is assembled between the chassis and the spiral disc, two sides of the adjusting block are respectively matched with the sliding rail and the adjusting threads, a compression nut is further arranged on the shaft sleeve, and the spiral disc is arranged on the shaft sleeve through the compression nut.

Further, a rubber sleeve is arranged on the adjusting block.

The utility model has the advantages that: the utility model discloses a speed adjusting mechanism of circular knitting machine, the belt is worn to establish between two pinch rollers, and two pinch rollers press from both sides tightly the belt under the effect of spring, can know the tensioning degree of belt directly perceivedly through looking over the interval between two belt pulleys, and the auxiliary work personnel are adjusted driving pulley and driven pulley, prevent that the belt from crossing the pine and skidding.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a speed regulating mechanism of a prior circular knitting machine;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic structural view of a belt clamping device according to the present invention;

FIG. 4 is a schematic structural view of the belt clamping device according to another angle of the present invention;

fig. 5 is a schematic structural view of the middle driving pulley of the present invention.

Description of reference numerals: the belt clamping device comprises a driving pulley 100, a driven pulley 200, a belt 300, a belt clamping device 400, a front housing 4011, a rear housing 4012, a partition plate 402, a clamping wheel 403, a mounting seat 404, a tension spring 405, a rack 406, a gear 407, a needle rod 408, an indicating plate 409, an indicating needle 410, a needle rod mounting sleeve 411, a long hole 412, a chassis 101, a shaft sleeve 102, a spiral plate 103, an adjusting block 104, a sliding rail 105, an adjusting thread 106, a compression nut 107 and a rubber sleeve 108.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-5, in the present embodiment, the speed adjusting mechanism of a circular knitting machine includes a driving pulley 100 driven by a driving device of the circular knitting machine and a driven pulley 200 for driving a cloth roller, the driving pulley 100 and the driven pulley 200 are in transmission connection through a belt 300, the driving pulley 100 and the driven pulley 200 are both variable diameter wheels, the belt 300 is further provided with a belt clamping device 400, the belt clamping device 400 includes a housing, two partition plates 402 are disposed in parallel in the housing, two long holes 412 are disposed on each partition plate 402, two clamping wheels 403 are disposed between the two partition plates 402, the belt 300 is disposed between the two clamping wheels 403, two rotating shafts are disposed on the two clamping wheels 403, any one of the rotating shafts is slidably disposed in the long hole 412 of the partition plate 402, and two ends of the rotating shaft extend to the outside through the long holes 412 of the two partition plates 402, and mounting seats 404 are arranged at two ends of any rotating shaft extending out of the long hole 412, and a tension spring 405 is arranged between the mounting seats 404 on the same side of the two rotating shafts.

In the practical implementation process, the belt clamping device 400 can be fixed on the machine body of the circular knitting machine, the transmission ratio can be adjusted by adjusting the diameters of the driven pulley 200 and the driving pulley 100, the speed regulation is realized, the two clamping wheels 403 clamp the belt 300 under the action of the tension spring 405, the belt 300 can stretch the two clamping wheels 403 under the action of the tension force, the distance between the two clamping wheels 403 can be directly changed according to the tension force, and a worker can visually observe the distance between the two clamping wheels 403 to judge the tension force.

In order to determine the tensioning degree more accurately, in this embodiment, the housing includes a front housing 4011 and a rear housing 4012, two of the mounting seats 404 close to the rear housing 4012 are provided with racks 406, saw-toothed portions of the two racks 406 are arranged oppositely, a gear 407 engaged with the saw-toothed portions is arranged between the two saw-toothed portions of the two racks 406, the gear 407 is provided with a needle rod 408, the front housing 4011 is provided with an indicator panel 409, the needle rod 408 penetrates through the long holes 412 of the two partition plates 402 and then extends into the indicator panel 409, and an indicator needle 410 is arranged at an end of the needle rod 408 located in the indicator panel 409. The distance between the two clamping wheels 403 is changed, which directly makes the rack 406 drive the gear 407 to rotate, and the rotation angle of the gear 407 can be seen from the change of the pointer.

In this embodiment, the needle bar 408 is detachably mounted on the gear 407, a detachable needle bar mounting sleeve 411 is disposed on the partition plate 402 close to the rear housing 4012, and the needle bar 408 is inserted into the needle bar mounting sleeve 411; facilitating replacement of the belt 300 between the two pinch wheels 403.

In this embodiment, the driving pulley 100 includes a base plate 101, a shaft sleeve 102, a spiral disc 103 and an adjusting block 104, wherein the lower portion of the shaft sleeve 102 is mounted on the base plate 101, the spiral disc 103 is rotatably mounted on the shaft sleeve 102, a slide rail 105 is arranged on the inner side of the base plate 101, an adjusting thread 106 is arranged on the inner side of the spiral disc 103, the adjusting block 104 is assembled between the base plate 101 and the spiral disc 103, two sides of the adjusting block 104 are respectively matched with the slide rail 105 and the adjusting thread 106, a compression nut 107 is further arranged on the shaft sleeve 102, and the spiral disc 103 is mounted on the shaft sleeve 102 through the compression nut 107. The same structure can be adopted for the driven pulley 200; in use, the belt 300 is sleeved on the adjusting blocks 104 of the driving pulley 100 and the driven pulley 200, and the adjusting blocks 104 between the spiral disc 103 and the chassis 101 move along the radial direction of the driving pulley 100 by rotating the spiral disc 103.

In this embodiment, the adjusting block 104 is provided with a rubber sleeve 108.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a speed adjusting mechanism of circular knitting machine, includes the driven pulley who is used for driving the cloth roller by the driving pulley of circular knitting machine drive arrangement driven, the driving pulley with driven pulley passes through belt transmission and connects, just driving pulley and driven pulley are variable diameter wheel, its characterized in that: still be equipped with belt clamping device on the belt, belt clamping device includes the casing, parallel arrangement has two baffles, two in the casing the slot hole has all been seted up on the baffle, two be equipped with two pinch-off rollers between the baffle, the belt is worn to locate two between the pinch-off roller, two all rotate on the pinch-off roller and be equipped with the axis of rotation, arbitrary the axis of rotation is all slided and is located in the slot hole of baffle, just two are run through respectively at the both ends of axis of rotation the slot hole of baffle extends to the outside, and arbitrary the axis of rotation stretches out the both ends of slot hole all are equipped with the mount pad, two be equipped with tension spring in the axis of rotation between the mount pad with.

2. The speed regulating mechanism of a circular knitting machine according to claim 1, characterized in that: the casing includes procapsid and back casing, is close to two of back casing all be equipped with the rack on the mount pad, two the sawtooth portion of rack sets up in opposite directions, two be equipped with the gear with sawtooth portion meshing between the sawtooth portion of rack, be equipped with the needle bar on the gear, be equipped with the indicator panel on the procapsid, the needle bar runs through two stretch into behind the slot hole of baffle in the indicator panel, the needle bar is located tip in the indicator panel is equipped with the pointer.

3. The speed regulating mechanism of a circular knitting machine according to claim 2, characterized in that: the needle bar is detachably arranged on the gear, a detachable needle bar mounting sleeve is arranged on the partition board close to the rear shell, and the needle bar penetrates through the needle bar mounting sleeve.

4. The speed regulating mechanism of a circular knitting machine according to claim 1, characterized in that: the driving belt pulley comprises a chassis, a shaft sleeve, a spiral disc and an adjusting block, wherein the lower part of the shaft sleeve is arranged on the chassis, the spiral disc is rotatably arranged on the shaft sleeve, a sliding rail is arranged on the inner side of the chassis, adjusting threads are arranged on the inner side of the spiral disc, the adjusting block is assembled between the chassis and the spiral disc, two sides of the adjusting block are respectively matched with the sliding rail and the adjusting threads, a compression nut is further arranged on the shaft sleeve, and the spiral disc is arranged on the shaft sleeve through the compression nut.

5. The speed control mechanism of a circular knitting machine according to claim 4, characterized in that: and the adjusting block is provided with a rubber sleeve.