CN118374918B

CN118374918B - Self-adaptive tensioning loom

Info

Publication number: CN118374918B
Application number: CN202410796522.0A
Authority: CN
Inventors: 代帆; 张思伟
Original assignee: Shandong Kaman Textile Co ltd
Current assignee: Shandong Kaman Textile Co ltd
Priority date: 2024-06-20
Filing date: 2024-06-20
Publication date: 2024-10-11
Anticipated expiration: 2044-06-20
Also published as: CN118374918A

Abstract

The invention relates to the technical field of looms, in particular to a self-adaptive tensioning type loom which comprises a loom, wherein the loom comprises a paying-off part, a motor and a bottom frame, the paying-off part comprises a warp beam, the paying-off part further comprises a supporting and guiding component, the supporting and guiding component is used for supporting and fixing the warp beam, the supporting and guiding component is used for guiding warp, the supporting and guiding component is positioned on the upper side of the bottom frame, a pressing line tensioning component is arranged on the upper side of the bottom frame and used for tensioning warp, the pressing line tensioning component is positioned on the upper side of the supporting and guiding component, and a variable speed transmission component is arranged between a driven gear and the motor. The invention has the functions of automatic tensioning, automatic speed changing, automatic speed regulating, convenient warp beam replacement, automatic regulation and control and low failure rate by arranging the motor, the underframe, the warp beam, the supporting and guiding assembly, the wire pressing tensioning assembly, the variable speed transmission assembly, the control variable speed assembly and the stepless transmission assembly.

Description

Self-adaptive tensioning loom

Technical Field

The invention relates to the technical field of looms, in particular to a self-adaptive tensioning loom.

Background

The weaving machine, also called as spinning machine, loom, cotton loom, etc., is driven by manpower, and its working principle is that the weft yarn and warp yarn are crossed and woven to form the whole structure of cloth, and the shuttleless weaving machine technology has been studied from 19 th century and gradually pushed to the international market from 50 th year. Since the 70 s of the 20 th century, many new shuttleless looms have been introduced into the market. Shuttleless looms have achieved significant success in improving fabrics and improving the efficiency of the loom, are widely used throughout the world, and accelerate the progress of weaving equipment improvement, and the occupancy of shuttleless looms in many developed countries has reached about 80%, and there is a great trend to replace shuttleless looms with shuttleless loom updates, which require warp beams having numerous warp threads wound thereon to be ready for weaving before weaving, and then to be mounted on the loom for weaving, during which the warp beams need to be slowly rotated to let out the warp threads.

The existing many looms realize paying-off by controlling the rotation speed of a motor to drive a warp beam to rotate, and the paying-off mode is easy to cause loose warp threads, and because of the tightness degree of warp thread winding, the elasticity of the warp threads and the lower precision of the motor rotation speed, the warp threads cannot be tensioned, and the loose warp threads can influence the quality of cloth.

Disclosure of Invention

The invention provides a self-adaptive tensioning type loom, which aims to solve the problems that the existing many looms realize paying-off by controlling the rotation speed of a motor to drive a warp beam to rotate, the paying-off mode is easy to cause loose warp, and the warp cannot be tensioned due to the fact that the tightness degree of warp winding, the elasticity of the warp and the precision of the motor rotation speed are low, and the quality of cloth is affected due to loose warp.

In order to achieve the above purpose, the present invention adopts the following technical scheme:

The utility model provides a self-adaptation tensioning type loom, includes the loom, the loom includes unwrapping wire portion, motor, chassis, the unwrapping wire portion includes the warp beam, the warp beam includes driven gear and two spindle heads, the unwrapping wire portion is still including supporting guide assembly, support guide assembly is used for supporting fixed warp beam, support guide assembly is used for leading warp, support guide assembly is located the upside of chassis, the upside of chassis is equipped with line ball tensioning assembly, line ball tensioning assembly is used for tensioning warp, line ball tensioning assembly is located the upside of support guide assembly, be equipped with variable speed drive assembly between driven gear and the motor, variable speed drive assembly is used for the transmission between motor and the driven gear, be equipped with control variable speed assembly between line ball tensioning assembly and the variable speed drive assembly, control variable speed drive assembly is used for controlling variable speed, line ball tensioning assembly is used for driving control variable speed assembly, variable speed drive assembly and control variable speed assembly all are located the upside of chassis.

Preferably, the support guide assembly comprises two brackets and two guide shafts, wherein the two brackets are fixed on the upper side of the underframe, two through holes are formed in one side of each bracket, the two guide shafts are rotated on the inner sides of the through holes, an arc-shaped groove is formed in the upper side of each bracket, a lower support semi-ring is fixedly arranged on the inner side of each arc-shaped groove, an upper support semi-ring is arranged on the upper side of each lower support semi-ring, a shaft head is rotated between each lower support semi-ring and each upper support semi-ring, a shaft head can be detached between each lower support semi-ring and each upper support semi-ring, a connecting seat is fixedly arranged on the upper side of each upper support semi-ring, an annular groove is formed in the periphery of the shaft head, positioning semi-rings are fixedly arranged on the inner sides of the lower support semi-rings and the upper support semi-rings, the positioning semi-rings are detachably arranged on the inner sides of the annular grooves, and the upper support semi-rings are provided with automatic lifting assemblies.

Preferably, the automatic lifting component comprises a connecting frame, the connecting frame is fixed on the upper side of a connecting seat, a fixing seat is fixedly arranged on one side of the support, a mounting hole and a guide hole are formed in the upper side of the fixing seat, a guide rod is slidably arranged on the inner side of the guide hole, the upper end of the guide rod is fixed on the lower side of the top of the connecting frame, an electric telescopic push rod is fixedly arranged on the inner side of the mounting hole, and the shaft end of the electric telescopic push rod is fixed on the lower side of the top of the connecting frame.

Preferably, the line ball tensioning assembly includes pushes down axle and two trident framves, the trident is put up the inboard of slip at the support, all be equipped with the spout on the both sides that the support is kept away from mutually, all be fixed on the both sides that the trident is put up mutually and be equipped with the draw runner, the draw runner slides the inboard at the spout, trident frame one side all is equipped with the through-hole, it rotates the inboard at the through-hole to push down the axle, it is equipped with down a section of thick bamboo to push down to rotate on the periphery of axle, the upside of trident is fixed to be equipped with by pushing away the frame, by pushing away the upside that the frame is located the link, the inboard of trident frame is fixed and is equipped with the fixed plate, be fixed with a plurality of extension springs between the downside of fixed plate and the top upside of support.

Preferably, the pushed frame is of an L-shaped structure.

Preferably, the variable speed drive assembly comprises a driving shaft and a driven shaft, one side of the support is provided with a connecting hole, the driven shaft rotates on the inner side of the connecting hole, a driving gear is fixedly arranged on the periphery of the driven shaft and connected with the driven gear through meshing transmission, supporting seats are arranged on the periphery of the driving shaft and the periphery of the driven shaft in a rotating mode, stabilizing seats are arranged on the periphery of the driving shaft in a rotating mode, the stabilizing seats and the supporting seats are fixed on the upper side of the underframe, the periphery of the driving shaft is connected with the shaft end of the motor through a synchronous belt and a belt pulley in a transmission mode, and a stepless drive assembly is arranged between the driving shaft and the driven shaft.

Preferably, the stepless transmission assembly comprises a steel belt and a synchronous frame, wherein fixed conical wheels are fixedly arranged on the peripheries of a driving shaft and a driven shaft, movable conical wheels are fixedly arranged on the peripheries of the driving shaft and the driven shaft in a sliding manner, driving blocks are fixedly arranged on the inner sides of the movable conical wheels, driving grooves are formed in the peripheries of the driving shaft and the driven shaft, the driving blocks slide on the inner sides of the driving grooves, the steel belt is positioned between the fixed conical wheels and the movable conical wheels, the fixed conical wheels and the movable conical wheels are in transmission connection with the steel belt through contact, two T-shaped annular grooves are formed in one sides of the movable conical wheels, arc-shaped T blocks are fixedly arranged on one sides of the supporting seats, the synchronous frame slides on the inner sides of the sliding holes, and the two arc-shaped T blocks are fixedly arranged on the synchronous frame.

Preferably, the control speed change assembly comprises a mounting rack and a connecting shaft, the mounting rack is fixed on one inner side of a three-fork frame, a rack is fixedly arranged on one side of the mounting rack, a control gear and a worm are fixedly arranged on the periphery of the connecting shaft, the control gear is connected with rack transmission through meshing, a shaft seat is rotationally arranged on the periphery of the connecting shaft, the shaft seat is fixed on one side of a support, one side of the fixing seat is provided with a shaft hole, the connecting shaft rotates on the inner side of the shaft hole, one side of the stabilizing seat is provided with a circular groove, a rotary ring is rotationally arranged on the inner side of the circular groove, a driving shaft is positioned on the inner side of the rotary ring, a worm wheel is fixedly arranged on the periphery of the rotary ring and is connected with the worm through meshing transmission, a bevel driving groove is formed in the periphery of the rotary ring, one side of the synchronous frame is fixedly provided with a driving block, and the upper side of the driving block is fixedly provided with a driving cylinder which slides on the inner side of the bevel driving groove.

Preferably, the driving shaft and the rotating ring are of a coaxial structure.

The self-adaptive tensioning loom provided by the invention has the beneficial effects that:

(1) By arranging the underframe, the supporting and guiding assembly and the pressing line tensioning assembly, the automatic tension device has the function of automatic tensioning, can automatically tension warps, can prevent the warps from being loose, and can further ensure the quality of cloth.

(2) By arranging the motor, the underframe, the warp beam, the supporting and guiding assembly, the line pressing tensioning assembly, the variable speed transmission assembly and the control variable speed assembly, the invention has the functions of automatic speed changing and automatic speed regulation, can automatically reduce the rotating speed of the warp beam when the warp is loose, can prevent the warp from being too loose, can automatically improve the rotating speed of the warp beam when the warp is tight, can prevent the warp from being too tensioned, can ensure the tensioning force of the warp to be in a more proper state, and can further ensure the quality of cloth.

(3) Through setting up chassis, support direction subassembly, automatic lifting unit, line ball tensioning assembly for the invention has the function of being convenient for change the warp beam, when needs change the warp beam, can control the extension of electric telescopic push rod, pushes down the section of thick bamboo and also can be jacked this moment, thereby is convenient for change warp beam and warp.

(4) By arranging the line pressing tensioning assembly, the variable speed transmission assembly, the stepless transmission assembly and the control variable speed assembly, the invention has the functions of automatic regulation and control and low failure rate, the rotating speed of the driven shaft can be regulated when the pressing cylinder ascends or descends, and a plurality of electronic controllers and sensors are not needed to be matched with each other, so that the maintenance during the subsequent use period is convenient, and compared with the electronic element, the failure rate of the mechanical structure is lower, and the subsequent use cost can be controlled.

Drawings

FIG. 1 is a schematic perspective view of a front perspective view of an adaptive tensioning loom according to the present invention;

FIG. 2 is a schematic view of a back perspective structure of an adaptive tensioning loom according to the present invention;

FIG. 3 is a schematic view of a front partially cut-away perspective structure of an adaptive tensioning loom according to the present invention;

FIG. 4 is a schematic view of the enlarged partial structure of the area A in FIG. 3 according to the present invention;

FIG. 5 is a schematic side sectional perspective view of an adaptive tensioning loom according to the present invention;

FIG. 6 is a schematic view of a partial enlarged structure of the area B in FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the enlarged partial structure of the region C in FIG. 6 according to the present invention;

FIG. 8 is a schematic diagram of a side cut-away isometric view of an adaptive tensioning loom according to the present invention;

FIG. 9 is a schematic view of a partial enlarged structure of the region D in FIG. 8 according to the present invention;

FIG. 10 is a schematic view of a partial cutaway perspective view of the bottom surface of an adaptive tensioning loom according to the present invention;

Fig. 11 is a schematic diagram of a front-side axial structure of an adaptive tensioning loom according to the present invention.

In the figure: 1. a cloth rolling part; 2. a weaving part; 3. a paying-off section; 4. a motor; 5. a chassis; 6. a warp beam; 7. a driven gear; 8. a shaft head; 9. a bracket; 10. a guide shaft; 11. a lower support half ring; 12. an upper support half ring; 13. a connecting seat; 14. positioning the semi-ring; 15. a connecting frame; 16. a fixing seat; 17. a guide rod; 18. an electric telescopic push rod; 19. a three fork frame; 20. a slide bar; 21. pressing down the shaft; 22. pressing down the cylinder; 23. is pushed by the pushing frame; 24. a fixing plate; 25. a tension spring; 26. a driving shaft; 27. a driven shaft; 28. a drive gear; 29. a support base; 30. a stabilizing seat; 31. a steel strip; 32. fixing cone pulley; 33. moving cone pulley; 34. a driving block; 35. a driving groove; 36. a T-shaped ring groove; 37. arc-shaped T blocks; 38. a synchronous frame; 39. a mounting frame; 40. a rack; 41. a connecting shaft; 42. a control gear; 43. a worm; 44. a shaft seat; 45. a rotating ring; 46. a worm wheel; 47. an inclined driving groove; 48. a driving block; 49. the cylinder is driven.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments.

Referring to fig. 1 to 11, an adaptive tensioning loom comprises a loom, wherein the loom comprises a cloth winding part 1, a cloth weaving part 2, a paying-off part 3, a motor 4 and a bottom frame 5, the cloth winding part 1, the cloth weaving part 2 and the motor 4 are fixed on the upper side of the bottom frame 5, the motor 4 is externally connected with a power supply and a controller through wires, the paying-off part 3 comprises a warp beam 6, a plurality of warps are wound on the warp beam 6, the warp beam 6 comprises a shaft body, a driven gear 7 and two shaft heads 8, before the loom is used, the plurality of warps are required to be wound on the shaft body of the warp beam 6, then the plurality of warps are transmitted to the cloth weaving part 2, the woven cloth is wound through the cloth winding part 1, and after the warps on the warp beam 6 are used, the next warp beam 6 needs to be replaced, which is the working process of the loom;

As shown in fig. 1 to 4, 6 to 8 and 11, the paying-off part 3 further comprises a supporting and guiding assembly, the supporting and guiding assembly is used for supporting and fixing the warp beam 6, the supporting and guiding assembly is used for guiding the warp beam, the supporting and guiding assembly is located at the upper side of the underframe 5 and comprises two brackets 9 and two guiding shafts 10, the two brackets 9 are fixed at the upper side of the underframe 5, two through holes are formed in one side of the brackets 9, the two guiding shafts 10 rotate at the inner sides of the through holes, when in use, the warp beam is required to be placed above the two guiding shafts 10, an arc-shaped groove is formed in the upper side of the brackets 9, a lower supporting semi-ring 11 is fixedly arranged at the inner side of the arc-shaped groove, an upper supporting semi-ring 12 is arranged at the upper side of the lower supporting semi-ring 11, the upper supporting semi-ring 12 is contacted with the lower supporting semi-ring 11, the shaft head 8 rotates between the lower support semi-ring 11 and the upper support semi-ring 12, the shaft head 8 can be disassembled between the lower support semi-ring 11 and the upper support semi-ring 12, a connecting seat 13 is fixedly arranged on the upper side of the upper support semi-ring 12, the connecting seat 13 is contacted with the bracket 9, an annular groove is formed in the periphery of the shaft head 8, positioning semi-rings 14 are fixedly arranged on the inner sides of the lower support semi-ring 11 and the upper support semi-ring 12, the positioning semi-rings 14 can be disassembled on the inner sides of the annular groove, the positioning semi-rings 14 rotate on the inner sides of the annular groove, when the warp beam 6 is used, the shaft head 8 of the warp beam 6 needs to be placed between the lower support semi-ring 11 and the upper support semi-ring 12, and the positioning semi-rings 14 need to be clamped into the inner sides of the annular groove, so that the warp beam 6 can be positioned, and the warp beam 6 can normally rotate, and deflection of the warp beam 6 during rotation paying off can be prevented;

As shown in fig. 1 to 2, fig. 4 to 6 and fig. 11, the upper side of the upper support semi-ring 12 is provided with an automatic lifting component, the automatic lifting component comprises a connecting frame 15, the connecting frame 15 is fixed on the upper side of a connecting seat 13, one side of a bracket 9 is fixedly provided with a fixing seat 16, the upper side of the fixing seat 16 is provided with a mounting hole and a guide hole, the inner side of the guide hole is slidably provided with a guide rod 17, the upper end of the guide rod 17 is fixed on the lower top side of the connecting frame 15, the inner side of the mounting hole is fixedly provided with an electric telescopic push rod 18, the electric telescopic push rod 18 is externally connected with a power supply and a controller through wires, the shaft end of the electric telescopic push rod 18 is fixed on the lower top side of the connecting frame 15, during use, when the warp on the warp beam 6 is used up, when the warp on the warp beam 6 needs to be replaced, the electric telescopic push rod 18 needs to be controlled to extend out, the connecting seat 13 and the upper support semi-ring 12 are driven to rise simultaneously when the electric telescopic push rod 18 extends out (as shown in fig. 11), the warp 6 can be lifted up, then the next warp beam 6 is replaced, and the next warp is replaced 6 is required to be replaced, and the next warp is required to be positioned in the lower support semi-ring 11 through the lower support semi-ring 11, and the warp 18 is positioned between the lower support semi-ring 11 and the lower support semi-ring 11, as shown in use, the use is convenient to be replaced;

As shown in fig. 1 to 3, 8 to 9 and 11, the upper side of the chassis 5 is provided with a wire tensioning assembly, the wire tensioning assembly is used for tensioning warp, the wire tensioning assembly is positioned at the upper side of the supporting guide assembly, the wire tensioning assembly is used for driving and controlling the speed changing assembly, the wire tensioning assembly comprises a pressing shaft 21 and two three-fork frames 19, the pressing shaft 21 is positioned between the two guide shafts 10, the pressing shaft 21 is positioned at the upper side of the warp, the guide shafts 10 are positioned at the lower side of the warp, the three-fork frames 19 slide at the inner side of the bracket 9, both sides of the bracket 9, which are far away from each other, are fixedly provided with sliding strips 20, the sliding strips 20 slide at the inner sides of the sliding grooves, one side of the three-fork frames 19 is provided with through holes, the pressing shaft 21 rotates at the inner sides of the through holes, the periphery of the lower pressing shaft 21 is rotationally provided with a lower pressing cylinder 22, the upper side of the three-fork frame 19 is fixedly provided with a pushed frame 23, the pushed frame 23 is of an L-shaped structure, the pushed frame 23 is positioned on the upper side of the connecting frame 15, the lower side of the pushed frame 23 can be in contact with the upper side of the connecting frame 15, the inner side of the three-fork frame 19 is fixedly provided with a fixing plate 24, a plurality of tension springs 25 are fixedly arranged between the lower side of the fixing plate 24 and the upper side of the top of the support 9, before use, warps need to be placed on the guide shaft 10 first, then the lower pressing cylinder 22 is placed on the warps, at the moment, the tension springs 25 apply a descending force to the fixing plate 24 and the three-fork frame 19, so that the lower pressing cylinder 22 can press the warps, the warps can be in a tensioned state, and automatic tensioning can be realized, and the following steps are needed to be noted: a tension spring 25 with proper tension is needed to be selected;

As shown in fig. 1, 3, 5-6, 9 and 10-11, a variable speed transmission assembly is arranged between the driven gear 7 and the motor 4, the variable speed transmission assembly is used for transmission between the motor 4 and the driven gear 7, the variable speed transmission assembly comprises a driving shaft 26 and a driven shaft 27, one side of one bracket 9 is provided with a connecting hole, the driven shaft 27 rotates at the inner side of the connecting hole, a driving gear 28 is fixedly arranged on the periphery of the driven shaft 27, the driving gear 28 is in meshed transmission connection with the driven gear 7, the driven gear 7 can be separated from the driving gear 28, a supporting seat 29 is rotatably arranged on the periphery of the driving shaft 26 and the driven shaft 27, a stabilizing seat 30 is rotatably arranged on the periphery of the driving shaft 26, the stabilizing seat 30 and the supporting seat 29 are both fixed on the upper side of the underframe 5, and when in use, the periphery of the driving shaft 26 is in transmission connection with the shaft end of the motor 4 through a synchronous belt and a belt pulley, the motor 4 is required to be started, the motor 4 can be used for driving the cloth rolling part 1 to roll cloth, when the motor 4 rotates, the driving shaft 26 is driven by the synchronous belt and the belt pulley to rotate, a stepless transmission assembly is arranged between the driving shaft 26 and the driven shaft 27, the stepless transmission assembly comprises a steel belt 31 and a synchronous frame 38, fixed cone wheels 32 are fixedly arranged on the peripheries of the driving shaft 26 and the driven shaft 27, movable cone wheels 33 are slidably arranged on the peripheries of the driving shaft 26 and the driven shaft 27, driving blocks 34 are fixedly arranged on the inner sides of the movable cone wheels 33, driving grooves 35 are respectively arranged on the peripheries of the driving shaft 26 and the driven shaft 27, the driving blocks 34 are slidably arranged on the inner sides of the driving grooves 35, the steel belt 31 is positioned between the fixed cone wheels 32 and the movable cone wheels 33, the fixed cone wheels 32 and the movable cone wheels 33 are in transmission connection with the steel belt 31 through contact, and the driving shaft 26 and the driven shaft 27 are fixedly connected through the cone wheels 32, the movable cone pulley 33 is in transmission connection with the steel belt 31, one side of the movable cone pulley 33 is provided with a T-shaped ring groove 36, the inner sides of the T-shaped ring grooves 36 are provided with arc-shaped T blocks 37 in a sliding manner, one side of the two supporting seats 29 are provided with sliding holes, the synchronous frame 38 is provided with sliding holes in the inner sides of the sliding holes, the two arc-shaped T blocks 37 are fixed on the synchronous frame 38, the driving shaft 26 drives the driven shaft 27 to rotate through the steel belt 31, the fixed cone pulley 32 and the movable cone pulley 33, the driving gear 28 is driven to rotate when the driven shaft 27 rotates, the driving gear 28 drives the driven gear 7 to rotate when the driving gear 28 rotates, so that the beam 6 can be driven to rotate, paying-off can be realized when the beam 6 rotates, the transmission principle among the fixed cone pulley 32, the movable cone pulley 33 and the steel belt 31 is the same as that of a CVT gearbox, and the steel belt 31 is the steel belt in the CVT gearbox;

As shown in fig. 1, 5-6 and 9-11, a control speed changing assembly is arranged between the wire pressing tensioning assembly and the speed changing transmission assembly, the control speed changing assembly is used for controlling the speed changing transmission assembly to change speed, the speed changing transmission assembly and the control speed changing assembly are both positioned on the upper side of the underframe 5, the control speed changing assembly comprises a mounting frame 39 and a connecting shaft 41, the mounting frame 39 is fixed on the inner side of a three-fork frame 19, a rack 40 is fixedly arranged on one side of the mounting frame 39, a control gear 42 and a worm 43 are fixedly arranged on the periphery of the connecting shaft 41, the control gear 42 is in transmission connection with the rack 40 through meshing, a shaft seat 44 is rotatably arranged on the periphery of the connecting shaft 41, the shaft seat 44 is fixedly arranged on one side of a bracket 9, one side of a fixing seat 16 is provided with a shaft hole, the connecting shaft 41 is rotatably arranged on the inner side of the shaft hole, one side of a stabilizing seat 30 is provided with a circular groove, the inner side of the circular groove is rotatably provided with a rotary ring 45, the driving shaft 26 and the rotating ring 45 are of a coaxial structure, the driving shaft 26 is positioned at the inner side of the rotating ring 45, a worm wheel 46 is fixedly arranged on the periphery of the rotating ring 45, the worm wheel 46 is connected with a worm 43 through meshing transmission, an inclined driving groove 47 is arranged on the periphery of the rotating ring 45, a driving block 48 is fixedly arranged on one side of the synchronous frame 38, a driving cylinder 49 is fixedly arranged on the upper side of the driving block 48, the driving cylinder 49 slides at the inner side of the inclined driving groove 47, during weaving of the loom, the warp beam 6 rotates to pay-off, the pressing cylinder 22 presses against the warp, when the warp loosens, the pressing cylinder 22 descends to press the warp, when the warp is too tight, the pressing cylinder 22 is lifted, so that the tensioning degree of the warp can be kept, when the pressing cylinder 22 descends or ascends, the three-fork frame 19 and the rack 40 are driven to move together, and when the rack 40 moves up and down, the control gear 42 and the connecting shaft 41 are driven to rotate together, the connecting shaft 41 drives the worm 43 to rotate, the worm wheel 46 and the rotating ring 45 are driven to rotate together when the worm 43 rotates, the driving cylinder 49 slides on the inner side of the inclined driving groove 47 when the rotating ring 45 rotates, the distance between the driving cylinder 49 and the worm wheel 46 is changed, so that the distance between the fixed cone pulley 32 and the movable cone pulley 33 is also changed, and when one movable cone pulley 33 translates, the other movable cone pulley 33 is driven to translate through the synchronous frame 38, so that the two movable cone pulleys 33 translate simultaneously and have the same direction, for example: when the movable cone pulley 33 on the driving shaft 26 is far away from the fixed cone pulley 32 on the driving shaft 26, the movable cone pulley 33 on the driven shaft 27 is close to the fixed cone pulley 32 on the driven shaft 27, automatic speed change can be achieved at this time, the transmission ratio between the driving shaft 26 and the driven shaft 27 can be automatically adjusted, so that the rotation speed of the warp beam 6 can be adjusted, automatic speed adjustment can be achieved, when the warp is loose, the rack 40 can be lowered, then the rotation speed of the warp beam 6 can be automatically lowered, the warp can be slowly tightened, so that the warp can be prevented from being too loose, otherwise, the warp can be prevented from being too tight, automatic speed adjustment can be achieved, the tightness degree of the warp can be kept in a proper range, and the quality of cloth can be improved.

Claims

1. The self-adaptive tensioning loom comprises a loom, wherein the loom comprises a paying-off part (3), a motor (4) and a bottom frame (5), the paying-off part (3) comprises a warp beam (6), the warp beam (6) comprises a driven gear (7) and two shaft heads (8), and is characterized in that the paying-off part (3) further comprises a supporting guide component, the supporting guide component is used for supporting and fixing the warp beam (6), the supporting guide component is used for guiding warp threads, the supporting guide component is positioned on the upper side of the bottom frame (5), a wire tensioning component is arranged on the upper side of the bottom frame (5), the wire tensioning component is used for tensioning the warp threads, the wire tensioning component is positioned on the upper side of the supporting guide component, a variable transmission component is arranged between the driven gear (7) and the motor (4), a control variable transmission component is arranged between the wire tensioning component and the variable transmission component, the control wire tensioning component is used for controlling the variable transmission component to perform speed transmission, and the tensioning component is used for driving the control variable transmission component and the variable transmission component is positioned on the bottom frame (5);

The support guide assembly comprises two brackets (9) and two guide shafts (10), wherein the two brackets (9) are fixed on the upper side of the underframe (5), two through holes are formed in one side of each bracket (9), the two guide shafts (10) are all rotated on the inner sides of the through holes, arc-shaped grooves are formed in the upper sides of the brackets (9), lower support semi-rings (11) are fixedly arranged on the inner sides of the arc-shaped grooves, upper support semi-rings (12) are arranged on the upper sides of the lower support semi-rings (11), shaft heads (8) are rotated between the lower support semi-rings (11) and the upper support semi-rings (12), shaft heads (8) are detachably arranged between the lower support semi-rings (11) and the upper support semi-rings (12), connecting seats (13) are fixedly arranged on the upper sides of the upper support semi-rings (12), annular grooves are formed in the periphery of the shaft heads (8), positioning semi-rings (14) are fixedly arranged on the inner sides of the lower support semi-rings (11) and the inner sides of the upper support semi-rings (12), and the positioning semi-rings (14) are detachably arranged on the inner sides of the automatic positioning semi-rings (12), and the automatic lifting assembly is arranged on the annular grooves on the upper sides of the support semi-rings (12;

The automatic lifting assembly comprises a connecting frame (15), the connecting frame (15) is fixed on the upper side of a connecting seat (13), a fixing seat (16) is fixedly arranged on one side of a bracket (9), a mounting hole and a guide hole are formed in the upper side of the fixing seat (16), a guide rod (17) is slidably arranged on the inner side of the guide hole, the upper end of the guide rod (17) is fixed on the lower side of the top of the connecting frame (15), an electric telescopic push rod (18) is fixedly arranged on the inner side of the mounting hole, and the shaft end of the electric telescopic push rod (18) is fixed on the lower side of the top of the connecting frame (15);

The wire pressing tensioning assembly comprises a pressing shaft (21) and two three-fork frames (19), wherein the three-fork frames (19) slide on the inner sides of a support (9), sliding grooves are formed in two sides, far away from each other, of each three-fork frame (19), sliding strips (20) are fixedly arranged on two sides, far away from each other, of each three-fork frame (19), through holes are formed in one side of each three-fork frame (19), the pressing shaft (21) rotates on the inner sides of the through holes, pressing cylinders (22) are rotatably arranged on the periphery of the pressing shaft (21), pushed frames (23) are fixedly arranged on the upper sides of the three-fork frames (19), fixing plates (24) are fixedly arranged on the inner sides of the three-fork frames (19), and a plurality of tension springs (25) are fixedly arranged between the lower sides of the fixing plates (24) and the upper sides of the tops of the supports (9);

The variable speed transmission assembly comprises a driving shaft (26) and a driven shaft (27), one side of the support (9) is provided with a connecting hole, the driven shaft (27) rotates on the inner side of the connecting hole, a driving gear (28) is fixedly arranged on the periphery of the driven shaft (27), the driving gear (28) is connected with the driven gear (7) through meshing transmission, supporting seats (29) are respectively arranged on the periphery of the driving shaft (26) and the periphery of the driven shaft (27) in a rotating mode, a stabilizing seat (30) is respectively arranged on the periphery of the driving shaft (26), the stabilizing seat (30) and the supporting seats (29) are respectively fixed on the upper side of the underframe (5), the periphery of the driving shaft (26) is connected with the shaft end of the motor (4) through a synchronous belt and a belt pulley transmission, and a stepless transmission assembly is arranged between the driving shaft (26) and the driven shaft (27);

The stepless transmission assembly comprises a steel belt (31) and a synchronous frame (38), wherein fixed conical wheels (32) are fixedly arranged on the peripheries of a driving shaft (26) and a driven shaft (27), movable conical wheels (33) are slidably arranged on the peripheries of the driving shaft (26) and the driven shaft (27), driving blocks (34) are fixedly arranged on the inner sides of the movable conical wheels (33), driving grooves (35) are formed in the peripheries of the driving shaft (26) and the driven shaft (27), the driving blocks (34) slide on the inner sides of the driving grooves (35), the steel belt (31) is positioned between the fixed conical wheels (32) and the movable conical wheels (33), the fixed conical wheels (32) and the movable conical wheels (33) are in transmission connection with the steel belt (31) through contact, arc-shaped T-shaped blocks (37) are slidably arranged on the inner sides of the T-shaped annular grooves (36), sliding holes are formed in one sides of the two supporting seats (29), and the inner sides of the synchronous frame (38) slide on the arc-shaped T-shaped blocks (37);

The control speed change assembly comprises a mounting frame (39) and a connecting shaft (41), the mounting frame (39) is fixed on the inner side of a three-fork frame (19), a rack (40) is fixedly arranged on one side of the mounting frame (39), a control gear (42) and a worm (43) are fixedly arranged on the periphery of the connecting shaft (41), the control gear (42) is in transmission connection with the rack (40) through meshing, a shaft seat (44) is rotatably arranged on the periphery of the connecting shaft (41), the shaft seat (44) is fixed on one side of a bracket (9), one side of the fixing seat (16) is provided with a shaft hole, the connecting shaft (41) is rotated on the inner side of the shaft hole, one side of the stabilizing seat (30) is provided with a circular groove, a rotating ring (45) is rotatably arranged on the inner side of the circular groove, a driving shaft (26) is positioned on the inner side of the rotating ring (45), a worm wheel (46) is fixedly arranged on the periphery of the rotating ring (45), the worm wheel (46) is in transmission connection with the worm (43) through meshing, the periphery of the rotating ring (45) is provided with a shaft seat (44), a driving block (48) is arranged on the outer periphery of the rotating ring (45), a driving block (48) is arranged on one side of the driving block (48), the drive cylinder (49) slides inside the diagonal drive slot (47).

2. An adaptive tensioning loom according to claim 1, characterized in that said pushed frame (23) is of L-shaped configuration.

3. An adaptive tensioning loom according to claim 1, characterized in that said drive shaft (26) and rotary ring (45) are of coaxial structure.