CN113322567B

CN113322567B - Active let-off device of three-dimensional loom

Info

Publication number: CN113322567B
Application number: CN202110883450.XA
Authority: CN
Inventors: 葛伟
Original assignee: Nantong Rongfei Weaving Co ltd
Current assignee: Nantong Rongfei Weaving Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-09-24
Anticipated expiration: 2041-08-03
Also published as: CN113322567A

Abstract

The invention discloses an active let-off device of a three-dimensional loom, wherein a cutting-off component which cuts off the operation of a connecting component and enables a driving roller to drive a warp to be straightened when the connecting component moves downwards is arranged on the lower surface of a connecting plate. The invention has the advantages that the intermittent transmission of warps is realized, the internal driving roller and the internal driven roller also participate in synchronous transmission, the load of the unwinding roller and the abrasion condition of the warps can be reduced, simultaneously, the intermittent transmission mode has better transmission effect, the warps are more uniform during transmission and are not easy to loosen, and simultaneously, the driving source of the unwinding roller can be immediately cut off according to the change of vertical displacement when the warps are loosened, so that the unwinding roller and the front driving roller form a rotating speed difference, the loosened warps are quickly compensated without manual observation and operation, the effect of self-adapting warp compensation is realized, and the invention has better practicability.

Description

Active let-off device of three-dimensional loom

Technical Field

The invention relates to the technical field of spinning, in particular to an active let-off device of a three-dimensional loom.

Background

The three-dimensional weaving machine is a novel manufacturing device, can manufacture three-dimensional woven fabrics, has the characteristics of lightness and thinness, and is one of important steps in the using process of the three-dimensional weaving machine.

At present current let-off motion, when conveying warp, adopt the mode of continuous rotation to carry out the let-off motion more, it is inhomogeneous that the let-off motion easily appears in the operation like this, and then make warp appear loose condition because of tensile change, and general transmission method is mostly directly conveyed through coiling apparatus, this kind of method probably makes coiling apparatus's load great, be unfavorable for the stable conveying of warp, and general tension compensation device, mostly be the manual work and carry out extrusion compensation, but when actual use, the manual operation has the great condition of uncertainty and error nature, and wasted unnecessary manpower and materials, cause the practicality of device not good.

Disclosure of Invention

The invention aims to provide an active let-off device of a three-dimensional loom, which has the advantages that the intermittent transmission of warps is realized, and the internal driving roller and the internal driven roller also participate in the synchronous transmission, so that the load of an unwinding roller and the abrasion condition of the warps can be reduced, meanwhile, the intermittent transmission mode has better transmission effect, the warps are more uniform during the transmission and are not easy to loosen, simultaneously, a driving source of the unwinding roller can be immediately cut off according to the change of vertical displacement during the loosening of the warps, so that the unwinding roller and the driving roller in front form a rotating speed difference, the loosened warps are quickly compensated without manual observation and operation, the self-adaptive effect of compensating the warps is achieved, the effect of better practicability is realized, the problem that the conventional let-off device mostly adopts a continuous rotating mode to carry out let-off operation when the warps are transmitted is solved, the warp feeding is uneven easily to appear in the operation like this, and then make warp appear loose condition because of tensile change to and general conveying method mostly directly conveys through coiling device, this kind of method probably makes coiling device's load great, is unfavorable for warp's stable conveying, and general tension compensation device, mostly manual work carries out extrusion compensation, but when actual use, the manual operation has the great condition of uncertainty and error nature, and wasted unnecessary manpower and materials, causes the not good problem of practicality of device.

In order to achieve the purpose, the invention provides the following technical scheme: an active let-off device of a three-dimensional loom comprises a shell, wherein a first fixed plate and a second fixed plate are fixedly connected to the inner wall of the shell, a first driving roller, a first guide roller, a unwinding roller, a yarn dividing comb and a driven roller are jointly arranged between the first fixed plate and the second fixed plate, warps are wound on the surfaces of the first driving roller, the first guide roller and the unwinding roller, a fixed block is fixedly connected to the surface of the first fixed plate, a first return spring is fixedly connected to the lower surface of the fixed block, a connecting plate is fixedly connected to the end of the first return spring, a connecting roller is arranged on the surface of the connecting plate, the surface of the connecting roller is attached to the surface of the warps, a connecting part for enabling the warps to be intermittently conveyed is arranged between the driving roller and the unwinding roller, and the lower surface of the connecting plate is provided with a connecting part for cutting off the running of the connecting part when the connecting plate moves downwards, and a cutting part which enables the driving roller to drive the warp to be straightened.

Optionally, adapting unit includes driver part and pivot one, driver part with the fixed surface of drive roll is connected, driver part with the surface of pivot one is passed through the transmission of belt drive mechanism and is connected, the dorsal part of pivot one with the surface dead axle of fixed plate one rotates and is connected, the surface dead axle of fixed plate one rotates and is connected with pivot two, the surface of pivot one and pivot two is fixedly connected with gear one and gear two respectively, gear one with the tooth's socket portion of gear two meshes jointly has gear three, pivot two with the axle center portion of unreeling the roller passes through the transmission of belt drive mechanism two and is connected.

Optionally, the drive part includes motor and pivot three, the fixed surface of motor is connected with the connecting block, the surface of connecting block with the fixed surface of fixed plate two is connected, the rotation portion fixedly connected with initiative driver plate of motor, the surface of initiative driver plate is provided with the round pin, the surface of fixed plate two is offered and is used for pivot three passes and rotates the opening one of being connected with its dead axle, the surface of pivot three with the fixed surface of drive roll is connected, the fixed surface of pivot three is connected with driven sheave, radial groove has been seted up on the surface of driven sheave, the surface of round pin with radial groove intermittent type nature sliding connection.

Optionally, the cutting-off component includes a first pressure lever, an upper surface of the first pressure lever is fixedly connected with a lower surface of the connecting plate, a surface of the first fixing plate is fixedly connected with a supporting block, a side surface of the supporting block is fixedly connected with a supporting rod, a second pressure lever is sleeved on a surface of the supporting rod in a sliding manner, an end of the first pressure lever is abutted against an end of the second pressure lever, and a return spring two is fixedly connected to the opposite side of the second pressure lever and the supporting block together.

Optionally, the deflection part comprises a telescopic rod fixedly connected to the lower surface of the second pressing rod, the telescopic end of the telescopic rod is hinged to a bearing plate, the surface of the bearing plate is hinged to the surface of the third gear, a convex block is fixedly connected to the surface of the first fixing plate, an arc-shaped rod is fixedly connected to the surface of the convex block, and an arc-shaped groove used for the arc-shaped rod to penetrate and be in sliding connection with the arc-shaped rod is formed in the surface of the bearing plate.

Optionally, a scraping roller is arranged on the surface of the first fixing plate, and the surface of the scraping roller is attached to the surface of the warp.

Optionally, the surface of fixed plate two is offered and is used for the pivot four to penetrate and the dead axle rotates the opening two of being connected with it, the surface of pivot four with the surface of motor is passed through three transmissions of belt drive mechanism and is connected, the fixed surface of pivot four is connected with bevel gear one, the meshing of tooth's socket portion of bevel gear one has bevel gear two, the fixed surface of bevel gear two is connected with the bull stick, the fixed surface of bull stick rotates and is connected with the sleeve piece, the dorsal part of sleeve piece with the fixed surface of fixed plate one is connected, the tip fixedly connected with fan of bull stick, the fixed surface of fixed plate one is connected with the barrel.

Optionally, the lower fixed surface of barrel is connected with the water tank, the side fixedly connected with container of barrel, the container with lead to pipe one fixed intercommunication between the water tank, the container with lead to pipe two fixed intercommunications between the barrel, the barrel with lead to pipe three fixed intercommunications between the water tank, the upper surface of container is offered and is used for the connecting rod to wear out and rotate the opening three of being connected with its dead axle, the connecting rod with the bull stick passes through four transmissions of belt drive mechanism and connects, the lower fixed surface of connecting rod is connected with reciprocal screw rod, the surperficial threaded connection of reciprocal screw rod has the piston, the inside of barrel is provided with the filter screen, water pipe one water pipe two with the inside of water pipe three all is provided with the check valve.

Compared with the prior art, the invention has the following beneficial effects:

the warp is intermittently conveyed by the operation of the motor rotating part, the warp is conveyed more uniformly in the mode of intermittently conveying the warp, the loosening condition is not easy to occur, the use efficiency of the device is improved, the yield is improved, meanwhile, the driving roller is matched with the driven roller to actively convey the roller in the device, the load of the coiling device and the abrasion degree of the warp are reduced, the warp is not easy to stretch and loosen, and the practicability is better.

When the invention is used, when warp is loose due to uneven transmission, the pressure rod II is moved leftwards and the return spring II is contracted, the gear III deflects anticlockwise by taking the rotating shaft I as a circle center, the gear III is further far away from the gear II, the gear III is far away from the gear II, a driving source of the gear II and the unwinding roller is cut off, the rotating speed of the unwinding roller is certainly slowed down, but the rotating speed of the driving roller is kept unchanged, so that a speed difference is formed, a loose section of warp is stretched, when the warp is stretched, the warp drives the connecting roller and the pressure rod I to reset upwards, the method can immediately disconnect the driving of the unwinding roller at the rear part by the fact that the warp is inevitably not kept in a parallel state when the warp is loose, so that the unwinding roller and the driving roller at the front part form a rotating speed difference, the loose warp can be quickly straightened and compensated, after straightening, the device resets again, and this device can realize that self-adaptation relaxes according to the acting as go-between and compensates, does not need artificial observation, and the simple operation, and the practicality is better.

The invention has the advantages that through the intermittent transmission of the warps, the internal driving roller and the internal driven roller also participate in the synchronous transmission, the load of the unwinding roller and the abrasion condition of the warps can be reduced, meanwhile, the intermittent transmission mode has better transmission effect, the warps are more uniform during transmission, the loosening condition is not easy to occur, and meanwhile, according to the change of vertical displacement when the warps are loosened, the driving source of the unwinding roller can be immediately cut off, so that the unwinding roller and the front driving roller form a rotating speed difference, the loose warps are quickly compensated, the manual observation and operation are not needed, the self-adaptive effect of compensating the warps is achieved, and the invention has better practicability.

Drawings

FIG. 1 is a front view of the structure of the present invention in a first state;

FIG. 2 is a second state elevational view of the severing member of the present invention;

FIG. 3 is a front view of the drive member of the present invention;

FIG. 4 is a front view of the cartridge and fan arrangement of the present invention;

FIG. 5 is a side view of the first fixed plate, the second fixed plate, the driving roll, the driven roll and the dividing comb structure of the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 1 at A according to the present invention.

In the figure: 1. a first fixing plate; 2. a second fixing plate; 3. a drive roll; 4. a guide roller; 5. warp threads; 6. a fixed block; 7. a first return spring; 8. a connecting plate; 9. a connecting roller; 10. unwinding rollers; 11. a first rotating shaft; 12. a first belt transmission mechanism; 13. a second rotating shaft; 14. a first gear; 15. a second gear; 16. a third gear; 17. a motor; 18. connecting blocks; 19. a round pin; 20. a rotating shaft III; 21. a driven sheave; 22. a first pressure lever; 23. a support block; 24. a support bar; 25. a second pressure lever; 26. a second return spring; 27. a telescopic rod; 28. a bearing plate; 29. a bump; 30. an arcuate bar; 31. splitting and combing; 32. a scraping roller; 33. a rotating shaft IV; 34. a belt transmission mechanism III; 35. a first conical gear; 36. a second bevel gear; 37. sleeving blocks; 38. a rotating rod; 39. a fan; 40. a barrel; 41. a water tank; 42. a container; 43. a first water pipe; 44. a water pipe II; 45. a water pipe III; 46. a connecting rod; 47. a belt transmission mechanism IV; 48. a reciprocating screw; 49. a piston; 50. a filter screen; 100. a belt transmission mechanism II; 101. an active drive plate; 102. a driven roller; 103. a housing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: an active let-off device of a three-dimensional loom comprises a shell 103, a first fixing plate 1 and a second fixing plate 2 are fixedly connected to the inner wall of the shell 103, a driving roller 3, a guide roller 4, a unreeling roller 10, a yarn dividing comb 31 and a driven roller 102 are jointly arranged between the first fixing plate 1 and the second fixing plate 2, warps 5 are wound on the surfaces of the driving roller 3, the guide roller 4 and the unreeling roller 10, a fixing block 6 is fixedly connected to the surface of the first fixing plate 1, a first return spring 7 is fixedly connected to the lower surface of the fixing block 6, a connecting plate 8 is fixedly connected to the end portion of the first return spring 7, a connecting roller 9 is arranged on the surface of the connecting plate 8, the surface of the connecting roller 9 is attached to the surface of the warps 5, a connecting part for enabling the warps 5 to be intermittently transmitted is arranged between the driving roller 3 and the unreeling roller 10, and the lower surface of the connecting plate 8 is provided with a connecting part for cutting off the connecting part when the connecting plate 8 moves downwards, and make the drive roll 3 drive the part that cuts off that the warp 5 straightens, when using, through the running of adapting unit, because the general warp 5 transport mode, mostly fix and mostly adopt the mode of continuous rotation to send the warp operation, but the phenomenon of uneven let-off is apt to appear like this, make the warp 5 appear the loose condition, and then influence the subsequent processing operation, and the transport mode of the general device, mostly transmit through the traction force of the coiling apparatus, the running roller inside the device does not participate in transmitting, this kind of mode has increased the load of the coiling apparatus, and the degree of wear of the warp 5 aggravates, the warp 5 is apt to appear because of the situation that the tension relation takes place to relax at the same time, this way through the mode of conveying the warp 5 intermittently, make the warp 5 convey comparatively evenly, the difficult loose condition appears, has improved the availability factor of the apparatus, and has raised the yield, meanwhile, the driving roller 3 is matched with the driven roller 102, so that the roller inside the device carries out active transmission, the load of the reeling device and the abrasion degree of the warps 5 are reduced, the situation that the warps 5 are stretched and loosened is not easy to occur, the practicability is better, the loosening situation is easy to occur due to the tension relation in the warp feeding process of the warps 5, if the warps 5 are loosened, the subsequent processing is carried out, the quality of the finished woven fabric is poor, and the production of finished products is influenced, compared with a common mode, the mode is a general tension compensation mode, mostly carries out compensation manually by an extrusion mode, but in the actual operation, the manual operation error is larger, excessive manpower and material resources are wasted, so that the practicability is poor, and the mode can immediately disconnect the driving of the rear unreeling roller 10 by means of being unable to keep the parallel state when the warps 5 are loosened, make unreel the roller 10 and form the rotational speed difference with the drive roll 3 in the place ahead for loose warp 5 can be straightened fast and compensate, after straightening, the device resets again, and this device can realize that self-adaptation relaxs according to the acting as go-between and compensates, does not need artificial observation, and the simple operation, and the practicality is better.

In order to intermittently transmit warp 5, the connecting component further comprises a driving component and a rotating shaft I11, the driving component is fixedly connected with the surface of the driving roller 3, the driving component is in transmission connection with the surface of the rotating shaft I11 through a belt transmission mechanism I12, the back side of the rotating shaft I11 is in transmission connection with the surface fixed shaft of the fixing plate I1, the surface fixed shaft of the fixing plate I1 is in transmission connection with a rotating shaft II 13, the surfaces of the rotating shaft I11 and the rotating shaft II 13 are respectively and fixedly connected with a gear I14 and a gear II 15, tooth groove parts of the gear I14 and the gear II 15 are jointly meshed with a gear III 16, the rotating shaft II 13 is in transmission connection with a shaft center part of the unwinding roller 10 through a belt transmission mechanism II 100, the rotating shaft III 20 is driven to intermittently rotate through the operation of the driving component, the rotating shaft III 20 is driven to intermittently rotate through the transmission relation of the belt transmission mechanism I12, the rotating shaft I11 is driven to intermittently rotate, the first rotating shaft 11 intermittently rotates to drive the unwinding roller 10 to intermittently rotate through the relationship of the first gear 14, the second gear 15, the third gear 16 and the second belt transmission mechanism 100, so that the warp 5 can be intermittently conveyed.

In order to enable the third rotating shaft 20 and the driving roll 3 to intermittently rotate, further, the driving part comprises a motor 17 and a third rotating shaft 20, a connecting block 18 is fixedly connected to the surface of the motor 17, the surface of the connecting block 18 is fixedly connected with the surface of the second fixing plate 2, a driving dial 101 is fixedly connected to the rotating part of the motor 17, a round pin 19 is arranged on the surface of the driving dial 101, a first opening for the third rotating shaft 20 to penetrate through and be in fixed shaft rotating connection with the second fixing plate 2 is formed in the surface of the second fixing plate 2, the surface of the third rotating shaft 20 is fixedly connected with the surface of the driving roll 3, a driven sheave 21 is fixedly connected to the surface of the third rotating shaft 20, a radial groove is formed in the surface of the driven sheave 21, and the surface of the round pin 19 is intermittently and slidably connected with the radial groove, the driving dial 101 is driven to rotate by the operation of the rotating part of the motor 17, and the driving dial 101 and the driven sheave 21 form a sheave mechanism, so that the rotating shaft III 20 and the driving roller 3 can be driven to intermittently rotate.

In order to stretch a section of loose warp 5, further, the cutting part comprises a first compression bar 22, the upper surface of the first compression bar 22 is fixedly connected with the lower surface of the connecting plate 8, the surface of the first fixing plate 1 is fixedly connected with a supporting block 23, the side surface of the supporting block 23 is fixedly connected with a supporting rod 24, the surface of the supporting rod 24 is slidably sleeved with a second compression bar 25, the end part of the first compression bar 22 is abutted against the end part of the second compression bar 25, the second compression bar 25 and the opposite side of the supporting block 23 are jointly and fixedly connected with a second return spring 26, the cutting part further comprises a deflection part for driving a third gear 16 to rotate by taking the first rotating shaft 11 as the center of a circle, when the warp 5 is loosened due to uneven transmission or intensified abrasion, as shown in fig. 1, the warp 5 is in a state as shown in fig. 2, initially, the connecting roller 9 is in contact with the warp 5, the warp 5 is in a parallel state, and the first return spring 7 is contracted, the acting force between the connecting roller 9 and the warp 5 is balanced, the warp is not loosened when being conveyed, when the warp 5 is loosened, the elastic restorability of the return spring I7 drives the connecting plate 8 and the connecting roller 9 to move downwards, the pressure lever I22 moves downwards and presses the pressure lever II 25, the pressure lever II 25 moves leftwards and contracts the return spring II 26, the driving source of the gear II 15 and the unreeling roller 10 is cut off under the action of the deflection part, the rotating speed of the unreeling roller 10 is inevitably reduced, but the rotating speed of the driving roller 3 is kept unchanged, so that a speed difference is formed, a section of loosened warp 5 is stretched, when the warp 5 is stretched, the warp 5 drives the connecting roller 9 and the pressure lever I22 to reset upwards, the pressure lever II 25 resets through the return spring II 26, and the gear III 16 rotates clockwise to reset, so that the third gear 16 is re-engaged with the second gear 15 and the unwinding roller 10 is re-operated.

In order to enable the third gear 16 to be far away from the second gear 15, further, the deflecting component comprises a telescopic rod 27 fixedly connected to the lower surface of the second compression bar 25, a bearing plate 28 is hinged to the telescopic end of the telescopic rod 27, the surface of the bearing plate 28 is hinged to the surface of the third gear 16, a protruding block 29 is fixedly connected to the surface of the first fixing plate 1, an arc-shaped rod 30 is fixedly connected to the surface of the protruding block 29, an arc-shaped groove used for the arc-shaped rod 30 to penetrate and be in sliding connection with the arc-shaped rod 30 is formed in the surface of the bearing plate 28, the telescopic rod 27 is driven to move leftwards through leftward movement of the second compression bar 25, the telescopic end of the telescopic rod 27 is made to contract, and due to the sliding relation between the arc-shaped rod 30 and the arc-shaped groove in the bearing plate 28, the third gear 16 is made to deflect anticlockwise by taking the first rotating shaft 11 as a circle center, and the third gear 16 and the second gear 15 can be far away from each other.

In order to scrape off dust and debris on the surface of the warp 5, furthermore, a scraping roller 32 is arranged on the surface of the first fixing plate 1, the surface of the scraping roller 32 is attached to the surface of the warp 5, and the dust and the debris on the surface of the warp 5 can be scraped off by arranging the scraping roller 32, so that the subsequent processing quality of the warp 5 is ensured.

In order to avoid the random scattering of the scraps, furthermore, the surface of the second fixing plate 2 is provided with a second opening through which the fourth rotating shaft 33 penetrates and is in fixed-shaft rotary connection with the second rotating shaft, the surface of the fourth rotating shaft 33 is in transmission connection with the surface of the motor 17 through a third belt transmission mechanism 34, the surface of the fourth rotating shaft 33 is fixedly connected with a first conical gear 35, a second conical gear 36 is meshed with a tooth groove part of the first conical gear 35, the surface of the second conical gear 36 is fixedly connected with a rotating rod 38, the surface of the rotating rod 38 is in fixed-shaft rotary connection with a sleeve block 37, the back side of the sleeve block 37 is fixedly connected with the surface of the first fixing plate 1, the end part of the rotating rod 38 is fixedly connected with a fan 39, the surface of the first fixing plate 1 is fixedly connected with a cylinder 40, and the fourth rotating shaft 33, the first conical gear 35, the second conical gear 36, the rotating rod 38 and the fan 39 are driven to rotate by the rotation of the motor 17 in accordance with the transmission relationship of the third belt transmission mechanism 34, make fan 39 can drive the air and flow, the guide is through dividing dust and piece on warp 5 behind the yarn comb 31, and the piece that drops and the dust that adheres to on warp 5 are inhaled in the barrel 40 under by fan 39's drive for warp 5 also keeps certain neatness nature after sending warp, can avoid the piece to scatter at will, causes the condition of raise dust to appear in user's operational environment, is unfavorable for user's healthy.

In order to avoid the dust emission of the debris, further, a water tank 41 is fixedly connected to the lower surface of the cylinder 40, a container 42 is fixedly connected to the side surface of the cylinder 40, the container 42 is fixedly communicated with the water tank 41 through a first water pipe 43, the container 42 is fixedly communicated with the cylinder 40 through a second water pipe 44, the cylinder 40 is fixedly communicated with the water tank 41 through a third water pipe 45, a third opening for allowing a connecting rod 46 to penetrate out and be rotatably connected with a fixed shaft of the container 42 is formed in the upper surface of the container 42, the connecting rod 46 is in transmission connection with the rotating rod 38 through a fourth belt transmission mechanism 47, a reciprocating screw 48 is fixedly connected to the lower surface of the connecting rod 46, a piston 49 is in threaded connection with the surface of the reciprocating screw 48, a filter screen 50 is arranged inside the cylinder 40, check valves are arranged inside the first water pipe 43, the second water pipe 44 and the third water pipe 45, and a transmission relation of the fourth belt transmission mechanism 47 is achieved through the rotation of the rotating rod 38, drive connecting rod 46 and rotate, and make reciprocal screw rod 48 rotate, the container 42 and the piston 49 that this device here set up can be the rectangle, make piston 49 reciprocating motion in container 42, make the pressure in the container 42 change, make water in the water tank 41 pour into in the barrel 40 through container 42, avoid the piece to carry out the raise dust in barrel 40, in order to reach the clastic effect of quick processing, and the filter effect through filter screen 50, piece and dust are filtered out, water flows back to the water tank again, in order to reach the effect of cyclic utilization water resource, make can clear up the piece comparatively fast, and avoid the condition of raise dust to appear in the piece.

The working principle is as follows: the three-dimensional loom is a novel manufacturing device, three-dimensional woven fabrics can be manufactured, and the three-dimensional woven fabrics have the characteristics of light weight and thinness, when the device is used, the driving plate 101 is driven to rotate through the operation of a rotating part of a motor 17, the driving plate 101 and a driven grooved pulley 21 of the device form a grooved pulley mechanism, further a rotating shaft three 20 and a driving roller 3 are driven to rotate intermittently, the rotating shaft one 11 is driven to rotate intermittently through the transmission relation of a rotating shaft three 20, the rotating shaft one 11 is driven to rotate intermittently through the transmission relation of a belt transmission mechanism one 12, the unwinding roller 10 is driven to rotate intermittently through the relation of a gear one 14, a gear two 15, a gear three 16 and a belt transmission mechanism two 100, further warps 5 are transmitted intermittently, compared with a common mode, the common mode for transmitting warps 5 is mostly fixed and adopts a continuous rotation mode for warp transmitting operation, but the phenomenon of uneven warp feeding is easy to occur, so that the warp 5 is loosened, the subsequent processing operation is further influenced, and the general transmission mode of the device mostly transmits through the traction force of the coiling device, the roller inside the device does not participate in the transmission, the mode increases the load of the coiling device, and the abrasion degree of the warp 5 is intensified, meanwhile, the warp 5 is easy to loose due to the tension relationship, the method adopts the mode of intermittently transmitting the warp 5, so that the warp 5 is transmitted more uniformly and is not easy to loose, the use efficiency of the device is improved, the yield is improved, meanwhile, the driving roller 3 is matched with the driven roller 102, so that the roller inside the device can carry out active transmission, the load of the coiling device and the abrasion degree of the warp 5 are reduced, the situation that the warp 5 is stretched and loosened is not easy to occur, and the practicability is better;

when the warp 5 is loosened due to uneven transmission or increased abrasion, as shown in fig. 1, the warp 5 is in a state shown in fig. 2, the connecting roller 9 initially contacts with the warp 5, the warp 5 is in a parallel state, the first return spring 7 contracts, the acting force between the connecting roller 9 and the warp 5 is balanced, at this time, the transmitted warp is not loosened, when the warp 5 is loosened, the connecting plate 8 and the connecting roller 9 are driven to move downwards through the elastic restorability of the first return spring 7, the first pressure lever 22 moves downwards and presses the second pressure lever 25, the second pressure lever 25 moves leftwards and the second return spring 26 contracts, the telescopic rod 27 is driven to move leftwards through the leftward movement of the second pressure lever 25, the telescopic end of the telescopic rod is contracted, and the third gear 16 deflects anticlockwise by taking the first rotating shaft 11 as a circle center due to the sliding relationship between the arc-shaped lever 30 and the arc-shaped groove in the bearing plate 28, the third gear 16 and the second gear 15 are far away from each other, as shown in the state of fig. 2, the driving source of the second gear 15 and the unwinding roller 10 is cut off, the rotating speed of the unwinding roller 10 is inevitably reduced, but the rotating speed of the driving roller 3 is kept unchanged, so that the forming speed difference is formed, a loose section of warp 5 is stretched, when the warp 5 is stretched, the warp 5 drives the connecting roller 9 and the first pressure lever 22 to reset upwards, the second pressure lever 25 resets through the second return spring 26, the third gear 16 rotates clockwise to reset, the third gear 16 and the second gear 15 are meshed again, and the unwinding roller 10 operates again, because the warp 5 is easy to loose due to the tension relationship in the process of feeding warp, if the warp 5 is loose, not only the subsequent processing and the final quality of the woven fabric finished product is poor, and the production of the finished product is affected, the method is compared with the general method, the general tension compensation mode is mainly manually compensated by an extrusion mode, but in actual operation, the manual operation error is large, redundant manpower and material resources are wasted, so that the practicability is poor, in the mode, the driving of the rear unwinding roller 10 can be immediately disconnected by means of the fact that the warps 5 cannot be kept in a parallel state when being loosened, so that the unwinding roller 10 and the front driving roller 3 form a rotating speed difference, the loosened warps 5 can be quickly straightened for compensation, and after being straightened, the device resets again, can realize self-adaption compensation according to the loosening of the pulling wire, does not need manual observation, is convenient to operate and has better practicability;

although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a three-dimensional loom's initiative let-off motion, includes shell (103), the inner wall fixedly connected with fixed plate one (1) and fixed plate two (2) of shell (103), fixed plate one (1) with be provided with drive roll (3), guide roll (4), unreel roller (10), divide yarn comb (31) and driven voller (102) jointly between fixed plate two (2), drive roll (3) guide roll (4) with the surface winding of unreeling roller (10) has warp (5), its characterized in that: the fixed surface of a fixed plate (1) is connected with fixed block (6), the lower fixed surface of fixed block (6) is connected with reset spring (7), the tip fixedly connected with connecting plate (8) of reset spring (7), the surface of connecting plate (8) is provided with connecting roller (9), the surface of connecting roller (9) with the surface of warp (5) is laminated mutually, drive roll (3) with be provided with between unreeling roller (10) and make warp (5) carry out the adapting unit of intermittent type conveying, the lower surface of connecting plate (8) is provided with and works as when connecting plate (8) is the lateral shifting, cuts off adapting unit's operation to make drive roll (3) drive warp (5) carry out the part that cuts off that flare-outs.

2. The active let-off device of a three-dimensional weaving machine according to claim 1, characterized in that: adapting unit includes drive assembly and pivot one (11), drive assembly with the fixed surface of drive roll (3) is connected, drive assembly with the surface of pivot one (11) is passed through belt drive mechanism one (12) transmission and is connected, the dorsal part of pivot one (11) with the surface dead axle of fixed plate one (1) rotates and is connected, the surface dead axle of fixed plate one (1) rotates and is connected with pivot two (13), the surface difference fixedly connected with gear one (14) and gear two (15) of pivot one (11) and pivot two (13), gear one (14) with the tooth's socket portion of gear two (15) meshes jointly has gear three (16), pivot two (13) with the axle center portion of unreeling roller (10) passes through belt drive mechanism two (100) transmission and connects.

3. The active let-off device of a three-dimensional weaving machine according to claim 2, characterized in that: the utility model discloses a driving part, including drive part, fixed surface of motor (17) is connected with connecting block (18), the surface of connecting block (18) with the fixed surface of fixed plate two (2) is connected, the rotation portion fixedly connected with initiative driver plate (101) of motor (17), the surface of initiative driver plate (101) is provided with round pin (19), the surface of fixed plate two (2) is offered and is used for three (20) of pivot pass and with it dead axle rotate the opening of being connected one, the surface of three (20) of pivot with the fixed surface of drive roll (3) is connected, the fixed surface of three (20) of pivot is connected with driven sheave (21), radial groove has been seted up on the surface of driven sheave (21), the surface of round pin (19) with radial groove intermittent type sliding connection.

4. Active let-off device for three-dimensional weaving machines according to any one of claims 2 or 3, characterized in that: the cutting-off component comprises a first pressing rod (22), the upper surface of the first pressing rod (22) is fixedly connected with the lower surface of the connecting plate (8), the surface of the first fixing plate (1) is fixedly connected with a supporting block (23), the side surface of the supporting block (23) is fixedly connected with a supporting rod (24), a second pressing rod (25) is sleeved on the surface of the supporting rod (24) in a sliding mode, the end portion of the first pressing rod (22) is abutted to the end portion of the second pressing rod (25), the second pressing rod (25) and the opposite side of the supporting block (23) are fixedly connected with a second return spring (26) together, and the cutting-off component further comprises a deflection component used for driving the third gear (16) to rotate by taking the first rotating shaft (11) as.

5. Active let-off device for three-dimensional weaving machines according to claim 4, characterized in that: the deflection part comprises a telescopic rod (27) fixedly connected with the lower surface of a second compression rod (25), a bearing plate (28) is hinged to the telescopic end of the telescopic rod (27), the surface of the bearing plate (28) is hinged to the surface of a third gear (16), a lug (29) is fixedly connected with the surface of the first fixing plate (1), an arc-shaped rod (30) is fixedly connected with the surface of the lug (29), and an arc-shaped groove which is used for the arc-shaped rod (30) to penetrate and is connected with the arc-shaped rod in a sliding mode is formed in the surface of the bearing plate (28).

6. The active let-off device of a three-dimensional weaving machine according to claim 1, characterized in that: the surface of the first fixing plate (1) is provided with a scraping roller (32), and the surface of the scraping roller (32) is attached to the surface of the warp (5).

7. Active let-off device for three-dimensional weaving machines according to claim 3, characterized in that: the surface of fixed plate two (2) is offered and is used for four (33) of pivot to penetrate and the dead axle rotation opening two of being connected with it, the surface of four (33) of pivot with the surface of motor (17) is passed through three (34) transmissions of belt drive mechanism and is connected, the fixed surface of four (33) of pivot is connected with conical gear (35), the tooth's socket portion meshing of conical gear (35) has conical gear two (36), the fixed surface of conical gear two (36) is connected with bull stick (38), the fixed surface of bull stick (38) is fixed the axle and is rotated and be connected with pocket block (37), the dorsal part of pocket block (37) with the fixed surface of fixed plate (1) is connected, the tip fixedly connected with fan (39) of bull stick (38), the fixed surface of fixed plate (1) is connected with barrel (40).

8. The active let-off device of a three-dimensional weaving machine according to claim 7, characterized in that: the lower fixed surface of barrel (40) is connected with water tank (41), the side fixedly connected with container (42) of barrel (40), container (42) with through water pipe (43) fixed intercommunication between water tank (41), container (42) with through water pipe two (44) fixed intercommunication between barrel (40), barrel (40) with through water pipe three (45) fixed intercommunication between water tank (41), the upper surface of container (42) is offered and is used for connecting rod (46) to wear out and decide the opening three of axle rotation connection with it, connecting rod (46) with bull stick (38) pass through belt drive mechanism four (47) transmission connection, the lower fixed surface of connecting rod (46) is connected with reciprocal screw rod (48), the surface threaded connection of reciprocal screw rod (48) has piston (49), the inside of barrel (40) is provided with filter screen (50), the water pipe I (43), the water pipe II (44) and the water pipe III (45) are all internally provided with one-way valves.