CN210636135U

CN210636135U - Width adjusting device of warping machine

Info

Publication number: CN210636135U
Application number: CN201921012779.3U
Authority: CN
Inventors: 沈立春
Original assignee: Zhejiang Masaqi Textile Co Ltd
Current assignee: Zhejiang Masaqi Textile Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-05-29
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses a breadth adjusting device of warper relates to yarn warper technical field, aims at solving the not good problem of traditional warper width control effect, and its technical scheme main points are: including organism and fixed mounting in the mounting bracket of organism tail end, the mounting bracket is provided with width mechanism, width mechanism is including fixed the fixed block that sets up in the mounting bracket middle part, the fixed block level is rotated and is connected with two fixed width plates, and two fixed width plates are the V-arrangement and arrange, the mounting bracket is provided with the adjusting part who is used for adjusting fixed width plate angle, fixed width plate upper surface is provided with the yarn guide plate that supplies the yarn to pass through, a plurality of yarn guide grooves have been seted up to the yarn guide plate, the yarn guide plate is provided with the control mechanism who is used for controlling yarn guide groove width. The utility model discloses a breadth adjusting device of warper has adjustable warping breadth's advantage.

Description

Width adjusting device of warping machine

Technical Field

The utility model belongs to the technical field of the technique of yarn warping equipment and specifically relates to a breadth adjusting device of warper is related to.

Background

Warping is a technological process of winding a certain number of warps on a warp beam or a loom beam in parallel according to specified length and width, the warped warps are used for sizing and drawing, the warping requires that the tensions of all the warps are equal, the warps are uniformly distributed on the warp beam and the loom beam, and the arrangement of colored yarns meets the process specification.

The warping machine is equipment for completing the process, yarns subjected to warping need to be wound on the warp beam at the tail end of the warping machine, the density and the width of the yarn winding of the warp beams in different batches are different, the width of the yarn winding on the warp beam needs to be adjusted, and the width of the yarns on the warp beam is adjusted by arranging the fixed-width reed in the prior art, but the problem of poor adjusting effect still exists.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a width adjusting device of warper has the advantage of adjustable yarn width.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a width adjusting device of warper, includes organism and fixed mounting in the mounting bracket of organism tail end, the mounting bracket is provided with width mechanism, width mechanism is including fixed the fixed block that sets up in the mounting bracket middle part, the fixed block level is rotated and is connected with two fixed width plates, and two fixed width plates are the V-arrangement and arrange, the mounting bracket is provided with the adjusting part who is used for adjusting fixed width plate angle, fixed width plate upper surface is provided with the yarn guide plate that supplies the yarn to pass through, yarn guide plate has seted up a plurality of yarn guide grooves, yarn guide plate is provided with the control mechanism who is used for controlling yarn guide groove width.

Through adopting above-mentioned technical scheme, the yarn conveys to realizing the rolling on the warp beam through width mechanism, carries out angular adjustment to two fixed width plates through adjusting part, realizes the regulation of yarn width, and the yarn passes through the yarn guide groove on the yarn guide plate, realizes the regulation of leading yarn groove width through adjusting part, can realize the regulation to each bundle of yarn width to reach better warping effect.

The utility model discloses further set up to: the adjusting part includes fixed connection in the axis of rotation that fixed block one end is close to the fixed plate, the axis of rotation rotates and wears to locate the fixed block, the one end that the axis of rotation passed the fixed block is connected with the regulation pinion, leaves the interval between two regulation pinions, the fixed block lower surface slides and is provided with the regulation rack, adjust rack both sides face all be provided with the tooth and adjust pinion engagement with two simultaneously, the fixed block lower surface is provided with and is used for promoting the adjust cylinder that the rack slided, the one end that the fixing base was kept away from to the mounting bracket is provided with and is used for the guide subassembly to the direction.

Through adopting above-mentioned technical scheme, when the width of rolling yarn on the needs adjustment warp beam, adjust the cylinder and start and promote the regulation rack and remove, drive two simultaneously and adjust pinion synchronous and antiport, and then drive two and decide width of cloth board antiport to under the guide effect of guide assembly, accomplish the regulation to deciding the width of cloth board angle, and then reach the effect of adjusting the width of yarn on the warp beam.

The utility model discloses further set up to: the guide assembly comprises an arc-shaped groove arranged on the mounting frame, the arc-shaped groove is arranged in an arc shape by taking the rotating shaft as the circle center, one end, far away from the fixing seat, of the fixed amplitude plate is connected with a guide rod, and the guide rod penetrates through the arc-shaped groove and slides along the arc-shaped groove.

Through adopting above-mentioned technical scheme, when deciding the width of cloth and rotating, the one end that decides the width of cloth and keep away from the fixing base slides along the arc wall, through setting up the arc wall, plays the guide effect to deciding the width of cloth for decide the rotation orbit of width of cloth fixed.

The utility model discloses further set up to: one end of the guide rod extending into the arc-shaped groove is connected with a guide wheel.

Through adopting above-mentioned technical scheme, when the width of cloth board rotates, the guide bar slides along the arc wall, through setting up the leading wheel, can turn into rolling friction with the sliding friction between guide bar and the arc wall lateral wall, reduces the friction damage.

The utility model discloses further set up to: control mechanism is including seting up in the thread guide and along the control groove of thread guide length direction, the sliding movement is provided with the regulating plate in the control groove, the regulating groove that corresponds with the thread guide is seted up to the regulating plate, the thread guide is provided with the actuating mechanism who is used for driving the regulating plate and removes.

Through adopting above-mentioned technical scheme, when the width of every bunch of yarn needs to be adjusted, actuating mechanism starts and drives the regulating plate and slides along the control slot, and then makes the regulating groove on the regulating plate and the distance that the yarn guide slot staggers each other change, and then realizes the width control to the pencil that passes through every yarn guide slot.

The utility model discloses further set up to: the driving mechanism comprises a driving groove formed in the yarn guide plate and the adjusting plate, a driving rack is arranged on the inner wall of the driving groove in the adjusting plate, the yarn guide plate is fixedly connected with a driving motor, an output shaft of the driving motor is connected with a driving gear, and the driving gear is meshed with the driving rack.

Through adopting above-mentioned technical scheme, drive gear through driving motor and rotate, through the meshing of drive gear and drive rack, can drive the regulating plate and realize reciprocating motion along the control flume.

The utility model discloses further set up to: the inner wall of the driving groove is provided with a long groove along the length direction, and the outer wall of the adjusting plate is provided with a sliding strip sliding along the long groove.

By adopting the technical scheme, when the driving motor drives the adjusting plate to slide, the sliding strip and the long groove are guided to slide, so that the sliding of the adjusting plate is smoother.

The utility model discloses further set up to: the fixed block lower surface is provided with the slide rail, the regulation rack slides and sets up in the slide rail.

Through adopting above-mentioned technical scheme, can play the guide effect to adjusting rack through the slide rail, adjust cylinder can drive adjusting rack along slide rail reciprocating motion like this.

To sum up, the utility model discloses a beneficial technological effect does:

1. the yarn is conveyed to a warp beam through a width mechanism to be wound, the two fixed width plates are subjected to angle adjustment through the adjusting assembly, the width of the yarn is adjusted, the yarn passes through a yarn guide groove in the yarn guide plate, the width of the yarn guide groove is adjusted through the adjusting assembly, and the width of each bundle of yarn can be adjusted, so that a better warping effect is achieved;

2. when the width of the yarn wound on the warp beam needs to be adjusted, the adjusting cylinder is started and pushes the adjusting rack to move, the two adjusting pinion gears are driven to synchronously and reversely rotate at the same time, then the two width fixing plates are driven to reversely rotate, the angle of the width fixing plates is adjusted under the guiding action of the guiding assembly, and then the effect of adjusting the width of the yarn on the warp beam is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the reversing mechanism of the present invention.

Fig. 3 is a schematic sectional structural view of the reversing mechanism of the present invention.

Fig. 4 is a schematic structural diagram of the width mechanism of the present invention.

Fig. 5 is a schematic bottom view of the width mechanism of the present invention.

Fig. 6 is a schematic structural diagram of the control mechanism of the present invention.

In the figure, 1, a machine body; 2. a reversing mechanism; 3. a fixed seat; 4. reversing the frame; 5. a backing roller; 6. a pressure roller; 7. a linkage assembly; 8. a drive assembly; 9. a chute; 10. a guide assembly; 11. a guide groove; 12. a guide block; 13. a buffer spring; 14. a driving cylinder; 15. a gear assembly; 16. a sector plate; 17. a winding wheel; 18. a linkage belt; 19. a driving gear; 20. a driven gear; 21. a mounting frame; 22. a breadth mechanism; 23. a fixed block; 24. fixing the breadth plate; 25. an adjustment assembly; 26. a yarn guide plate; 27. a yarn guide groove; 28. a control mechanism; 29. a rotating shaft; 30. adjusting the pinion; 31. adjusting the rack; 32. an adjusting cylinder; 33. a guide assembly; 34. an arc-shaped slot; 35. a guide bar; 36. a guide wheel; 37. a control slot; 38. an adjusting plate; 39. an adjustment groove; 40. a drive mechanism; 41. a drive slot; 42. a drive rack; 43. a drive motor; 44. a drive gear; 45. a long groove; 46. a slide bar; 47. a slide rail.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, in order to disclose a breadth adjusting device of a warping machine, including an engine body 1 and a reversing mechanism 2 connected to the engine body 1, wherein the reversing mechanism 2 includes a fixing seat 3 fixedly connected to the engine body 1, a reversing frame 4 rotatably connected to the fixing seat 3, at least two reversing rollers 5 and a pressing roller 6 corresponding to the reversing rollers 5 are fixedly connected to the reversing frame 4, a linkage assembly 7 for driving the pressing roller 6 to move is further provided on the reversing frame 4, and a driving assembly 8 for driving the reversing frame 4 to rotate is provided on the fixing seat 3; the yarn is broken by the yarn guide frame and is conveyed to the machine body 1 of the warping machine, the yarn is firstly combed in a series, the yarn is finished, the yarn sequentially passes through the finishing mechanism and the reversing mechanism 2 at the front end of the machine body 1 and is finally wound on a warp beam, when the warping machine normally works, the yarn passes through the reversing roller 5 and the pressing roller 6, when the yarn is broken, the whole machine stops running, the driving component 8 drives the reversing frame 4 to rotate upwards and lift, so that the warp beam is broken, meanwhile, when the reversing frame 4 turns upwards, the pressing roller 6 is gradually pressed on the reversing roller 5 under the action of the linkage component 7, so that the yarn is pressed, when the yarn on the rear end warp beam is manually finished, the tension degree and the arrangement alignment of the yarn at the front end of the reversing frame 4 can be ensured, so that the yarn at the front end of the reversing frame 4 is prevented from being influenced by the yarn on the rear end, and after finishing of the yarn on the warp beam is finished, the reversing frame 4 is gradually turned downwards to reset, and meanwhile, the pressing roller 6 is loosened, so that the yarn is gradually recovered to be normally conveyed, the disorder of the yarn in the reversing process is reduced, and the warping quality is improved.

As shown in fig. 1 and 4, a mounting frame 21 is further fixedly mounted at the tail end of the machine body 1, a width mechanism 22 is arranged on the mounting frame 21, wherein the width mechanism 22 includes a fixed block 23 fixedly arranged in the middle of the mounting frame 21, the fixed block 23 is horizontally and rotatably connected with two fixed webs 24, the two fixed webs 24 are arranged in a V shape, an adjusting component 25 for adjusting the angle of the fixed webs 24 is arranged on the mounting frame 21, a yarn guide plate 26 for yarn to pass through is arranged on the upper surface of the fixed webs 24, a plurality of yarn guide grooves 27 are formed in the yarn guide plate 26, and a control mechanism 28 for controlling the width of the yarn guide grooves 27 is arranged on the yarn guide plate 26; the yarn is conveyed to a warp beam through the width mechanism 22 to be wound, the two width fixing plates 24 are subjected to angle adjustment through the adjusting assembly 25, the width of the yarn is adjusted, the yarn passes through the yarn guide groove 27 in the yarn guide plate 26, the width of the yarn guide groove 27 is adjusted through the adjusting assembly 25, the width of each bundle of yarn can be adjusted, and therefore a better warping effect is achieved.

As shown in fig. 2 and 3, the fixed seat 3 is welded and fixed to the machine body 1 along a direction perpendicular to a yarn conveying direction, the reversing frame 4 is rotatably connected to the middle of the fixed seat 3 through a rotating shaft and can swing up and down, the reversing roller 5 is parallel to the fixed seat 3, a sliding groove 9 is formed in the reversing frame 4, the pressing roller 6 is slidably arranged in the sliding groove 9, a guide assembly 10 is arranged on the side wall of the pressing roller 6, and the guide assembly 10 is slidably matched with the inner wall of the sliding groove 9; the driving assembly 8 can drive the reversing frame 4 to be upwards turned over, the pressing roller 6 can slide up and down along the sliding groove 9, so that relative movement between the reversing frame 4 is achieved, pressing or loosening of yarns is achieved, guiding effect on the pressing roller 6 can be achieved through the guiding assembly 10, and stability of movement of the pressing roller 6 is guaranteed.

As shown in fig. 3, the guide assembly 10 includes a guide slot 11 opened on the side wall of the sliding slot 9, and a guide block 12 connected to the side wall of the pressure roller 6 and sliding in the guide slot 11, and a buffer spring 13 is arranged in the guide slot 11; when the pressure roller 6 moves relative to the reversing roller 5, the guide block 12 slides along the guide groove 11 and plays a certain role of buffering through the buffer spring 13.

As shown in fig. 2 and 3, the driving assembly 8 includes a driving cylinder 14 rotatably connected to the fixing base 3, a T-shaped groove is formed in the lower surface of the inverted frame 4, and a piston rod of the driving cylinder 14 is slidably engaged in the T-shaped groove; when the reversing frame 4 needs to be driven to lift upwards, the driving air cylinder 14 extends and pushes the reversing frame 4 to lift upwards, and partial yarn storage is achieved.

As shown in fig. 2, the linkage assembly 7 comprises a gear assembly 15 rotatably connected to the side wall of the reversing frame 4, the fixed seat 3 is fixedly connected with a sector plate 16 in a sector shape, teeth meshed with the gear assembly 15 are arranged on the arc-shaped edge of the sector plate 16, the gear assembly 15 is connected with a winding wheel 17, the side wall of the winding wheel 17 is connected with a linkage belt 18 in a winding manner, and the end part of the linkage belt 18 is connected with the pressing roller 6; when the driving cylinder 14 drives the reversing frame 4 to turn upwards, the gear assembly 15 rotates upwards relative to the sector plate 16, the gear assembly 15 rotates under the action of the sector plate 16, when the gear assembly 15 rotates, the linkage belt 18 is driven to tighten and pull the pressing roller 6 to move towards the reversing roller 5, so that along with the lifting of the reversing frame 4, the pressing roller 6 is gradually pressed on the reversing roller 5 to lock the yarn, when the reversing frame 4 rotates downwards, the sector plate 16 drives the gear assembly 15 to rotate reversely and drives the winding wheel 17 to rotate reversely at the same time, the linkage belt 18 is in a loose state, at the moment, under the reset action of the buffer spring 13, the pressing roller 6 is driven to move towards the direction far away from the reversing roller 5, and the yarn is loosened.

As shown in fig. 2, the gear assembly 15 includes a driving gear 19 rotatably connected to the side wall of the reversing frame 4 and engaged with the teeth of the sector plate 16, and a driven gear 20 rotatably connected to the side wall of the reversing frame 4 and engaged with the driving gear 19, wherein the radius and the number of teeth of the driven gear 20 are both greater than the radius and the number of teeth of the driving gear 19, and the central shaft of the winding wheel 17 is fixedly connected to the center of the side wall of the driven gear 20. When the reversing frame 4 rotates, the driving gear 19 revolves relative to the sector plate 16 and simultaneously rotates, so as to drive the driven gear 20 to rotate, and the driven gear 20 can further drive the winding wheel 17 to rotate, thereby realizing winding or loosening of the linkage belt 18. The side wall of the winding wheel 17 is arranged in a V shape, so that when the linkage belt 18 is wound, the linkage belt 18 can be folded in the groove of the winding wheel 17, the linkage belt 18 is prevented from sliding outwards, and the running stability is ensured. Wherein the linkage belt 18 is made of rubber; thus, when the linkage belt 18 is wound or loosened, a certain buffering effect is achieved, and vibration in the running process is reduced.

As shown in fig. 4 and 5, the adjusting assembly 25 includes a rotating shaft 29 fixedly connected to the lower surface of the fixed web 24 and close to one end of the fixed block 23, the rotating shaft 29 is rotatably disposed through the fixed block 23, and the lower end of the rotating shaft 29 extends out of the lower surface of the fixed block 23, one end of the rotating shaft 29 penetrating through the fixed block 23 is integrally connected with an adjusting pinion 30, a gap is left between the two adjusting pinions 30, an adjusting rack 31 is slidably disposed on the lower surface of the fixed block 23, the adjusting rack 31 is in a long strip plate shape, two side surfaces of the adjusting rack 31 are both provided with teeth and are engaged with the two adjusting pinions 30, the lower surface of the fixed block 23 is provided with an adjusting cylinder 32 for pushing the adjusting rack 31 to slide, and one end; when the width of the yarn wound on the warp beam needs to be adjusted, the adjusting cylinder 32 is started and pushes the adjusting rack 31 to move, the two adjusting pinion gears 30 are driven to synchronously and reversely rotate at the same time, then the two width fixing plates 24 are driven to reversely rotate, under the guiding action of the guiding assembly 33, the angle of the width fixing plates 24 is adjusted, and then the effect of adjusting the width of the yarn on the warp beam is achieved.

As shown in fig. 4, the guiding assembly 33 includes an arc-shaped groove 34 formed on the mounting frame 21, the arc-shaped groove 34 is formed in an arc shape with the rotating shaft 29 as a center, and one end of the fixed plate 24 away from the fixed seat 3 is connected with a guiding rod 35, wherein the guiding rod 35 is inserted into the arc-shaped groove 34 and slides along the arc-shaped groove 34; when deciding the width of cloth board 24 and rotating, the one end that decides the width of cloth board 24 and keep away from fixing base 3 slides along arc 34, through setting up arc 34, plays the guide effect to deciding the width of cloth board 24 for decide the rotation orbit of width of cloth board 24 fixed.

As shown in fig. 4, one end of the guide rod 35 extending into the arc-shaped groove 34 is rotatably connected with a guide wheel 36, when the fixed width plate 24 rotates, the guide rod 35 slides along the arc-shaped groove 34, and by arranging the guide wheel 36, sliding friction between the guide rod 35 and the side wall of the arc-shaped groove 34 can be converted into rolling friction, so that friction damage is reduced.

As shown in fig. 5 and 6, the control mechanism 28 includes a control groove 37 opened on the yarn guide plate 26 and extending along the length direction of the yarn guide plate 26, the control groove 37 is open at the upper end, an adjusting plate 38 is slidably disposed in the control groove 37, the adjusting plate 38 is provided with an adjusting groove 39 corresponding to the yarn guide groove 27, and the yarn guide plate 26 is provided with a driving mechanism 40 for driving the adjusting plate 38 to move along the control groove 37; when the width of each yarn needs to be adjusted, the driving mechanism 40 is started and drives the adjusting plate 38 to slide along the control groove 37, so that the mutual staggered distance between the adjusting groove 39 on the adjusting plate 38 and the yarn guide groove 27 is changed, and the width of the yarn bundle passing through each yarn guide groove 27 is adjusted.

As shown in fig. 6, the driving mechanism 40 includes driving grooves 41 formed in the yarn guide plate 26 and the adjusting plate 38, and the two driving grooves 41 are correspondingly formed, a driving rack 42 is disposed on an inner wall of the driving groove 41 on the adjusting plate 38, the yarn guide plate 26 is fixedly connected with a driving motor 43, an output shaft of the driving motor 43 is connected with a driving gear 44, and the driving gear 44 is meshed with the driving rack 42; the driving gear 44 is driven by the driving motor 43 to rotate, and the adjusting plate 38 can be driven to reciprocate along the control slot 37 by the meshing of the driving gear 44 and the driving rack 42.

As shown in fig. 6, a long groove 45 is formed in the inner wall of the driving groove 41 along the length direction, and a slide bar 46 sliding along the long groove 45 is arranged on the outer wall of the adjusting plate 38; when the driving motor 43 drives the adjusting plate 38 to slide, the sliding of the adjusting plate 38 is smoother through the sliding guide of the sliding strip 46 and the long groove 45.

As shown in fig. 5, a slide rail 47 is arranged on the lower surface of the fixed block 23, and the adjusting rack 31 is slidably arranged in the slide rail 47; the slide rail 47 can guide the adjusting rack 31, so that the adjusting cylinder 32 can drive the adjusting rack 31 to reciprocate along the slide rail 47.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a width adjusting device of warper, includes organism (1) and fixed mounting in mounting bracket (21) of organism (1) tail end, mounting bracket (21) are provided with width mechanism (22), its characterized in that: breadth mechanism (22) are including fixed block (23) that sets up in mounting bracket (21) middle part, fixed block (23) horizontal rotation is connected with two and decides width plate (24), and two and decide width plate (24) and be the V-arrangement, mounting bracket (21) are provided with adjusting part (25) that are used for adjusting and decide width plate (24) angle, decide width plate (24) upper surface and be provided with yarn guide plate (26) that supply the yarn to pass through, a plurality of yarn guide groove (27) have been seted up in yarn guide plate (26), yarn guide plate (26) are provided with control mechanism (28) that are used for controlling yarn guide groove (27) width.

2. The width adjusting apparatus of a warping machine according to claim 1, wherein: adjusting part (25) are close to axis of rotation (29) of fixed block (23) one end including fixed connection in fixed width of cloth board (24), axis of rotation (29) are rotated and are worn to locate fixed block (23), the one end that fixed block (23) were passed in axis of rotation (29) is connected with adjusts pinion (30), leaves the interval between two regulation pinion (30), fixed block (23) lower surface slides and is provided with adjusting rack (31), adjusting rack (31) both sides face all is provided with the tooth and adjusts pinion (30) meshing with two simultaneously, fixed block (23) lower surface is provided with and is used for promoting the regulation cylinder (32) that adjust rack (31) slided, the one end that fixing base (3) was kept away from in mounting bracket (21) is provided with guide assembly (33) that are used for deciding width of cloth board (24) direction.

3. The width adjusting apparatus of a warping machine according to claim 2, wherein: the guide assembly (33) comprises an arc-shaped groove (34) formed in the mounting frame (21), the arc-shaped groove (34) is formed in an arc shape by taking the rotating shaft (29) as a circle center, one end, far away from the fixing seat (3), of the fixed amplitude plate (24) is connected with a guide rod (35), and the guide rod (35) penetrates through the arc-shaped groove (34) and slides along the arc-shaped groove (34).

4. The width adjusting apparatus of a warping machine according to claim 3, wherein: one end of the guide rod (35) extending into the arc-shaped groove (34) is connected with a guide wheel (36).

5. The width adjusting apparatus of a warping machine according to claim 1, wherein: control mechanism (28) are including offering in thread guide (26) and along thread guide (26) length direction's control slot (37), sliding is provided with regulating plate (38) in control slot (37), regulating slot (39) that correspond with thread guide (27) are seted up in regulating plate (38), thread guide (26) are provided with and are used for driving actuating mechanism (40) that regulating plate (38) removed.

6. The width adjusting apparatus of a warping machine according to claim 5, wherein: actuating mechanism (40) are including offering drive groove (41) in thread guide (26) and regulating plate (38), drive groove (41) inner wall on regulating plate (38) is provided with drive rack (42), thread guide (26) fixedly connected with driving motor (43), the output shaft of driving motor (43) has drive gear (44), drive gear (44) and drive rack (42) meshing.

7. The width adjusting apparatus of a warping machine according to claim 6, wherein: the inner wall of the driving groove (41) is provided with a long groove (45) along the length direction, and the outer wall of the adjusting plate (38) is provided with a sliding strip (46) which slides along the long groove (45).

8. The width adjusting apparatus of a warping machine according to claim 2, wherein: the lower surface of the fixed block (23) is provided with a sliding rail (47), and the adjusting rack (31) is arranged in the sliding rail (47) in a sliding manner.