CN112160062A - Adjustable constant-tension let-off device of warp knitting machine - Google Patents
Adjustable constant-tension let-off device of warp knitting machine Download PDFInfo
- Publication number
- CN112160062A CN112160062A CN202011093883.7A CN202011093883A CN112160062A CN 112160062 A CN112160062 A CN 112160062A CN 202011093883 A CN202011093883 A CN 202011093883A CN 112160062 A CN112160062 A CN 112160062A
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- Prior art keywords
- pan head
- tension
- rotating
- knitting machine
- warp knitting
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/10—Devices for supplying, feeding, or guiding threads to needles
- D04B27/14—Thread tensioning rod arrangements
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
- D04B27/10—Devices for supplying, feeding, or guiding threads to needles
- D04B27/16—Warp beams; Bearings therefor
Abstract
The invention relates to the technical field of warp knitting and weaving, and discloses an adjustable constant-tension warp feeding device of a warp knitting machine. The invention also provides a use method of the adjustable constant-tension let-off device of the warp knitting machine, which comprises two adjusting modes: manual adjustment and electronic regulation, manual adjustment includes the following step: s1: an upper pan head; s2: driving and installing; s3: fastening the pan head; s4: carrying out online; s5: the second pan head is manually adjusted; s6: the second pan head is manually adjusted; s7: and (5) tension adjustment testing. The warp knitting machine has the advantages that a tension adjusting mode of a traditional let-off device is abandoned, the tension of the let-off device can be adjusted more effectively, the operation is simple, the use is convenient, and the production efficiency of the warp knitting machine can be improved better.
Description
Technical Field
The invention relates to the technical field of warp knitting and weaving, in particular to a constant-tension let-off device of an adjustable warp knitting machine.
Background
As is known, in the field of warp knitting and weaving, a warp knitting machine is one of the most important devices, in which a plurality of sets of parallel arranged yarns are fed to all working needles of the machine in the warp direction and are looped to form a knitted fabric, and a warp feeding mechanism of a large-scale warp knitting machine continuously feeds out the yarns in a rotating manner, so that the diameter of the yarn wound on the whole warp feeding roller is gradually reduced, the angular speed of the rotation of the warp feeding roller is not changed, but the output linear speed of the yarns is reduced along with the reduction of the diameter of the yarn wound, and the originally tensioned yarns are likely to be loosened, thereby affecting the normal use of the warp knitting machine.
Through retrieval, a Chinese patent with publication number CN107059237B discloses a symmetrical let-off method of a single needle bar warp knitting machine, which is characterized in that: the let-off device mainly comprises an even number of sets of let-off systems which are horizontally and symmetrically arranged on two sides of a warp knitting machine body, each set of let-off system mainly comprises a yarn unfolding mechanism, a yarn tension adjusting mechanism and a looping mechanism, and yarns are unfolded by the yarn unfolding mechanism and then fed into the looping mechanism after the tension of the yarns is adjusted by the yarn tension adjusting mechanism. The above patent, while overcoming the effect of the difference in yarn tension on knitting, still has some problems: tension is inconvenient to adjust, normal work of the warp knitting machine is affected, and in conclusion, most warp feeding devices of the existing warp knitting machines cannot well meet actual needs.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an adjustable constant-tension let-off device of a warp knitting machine, which mainly solves the problem of frequent maintenance caused by inconvenient adjustment.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme:
an adjustable constant-tension warp let-off device of a warp knitting machine comprises a bottom plate and a warp knitting machine body, wherein a supporting plate is fixedly connected to the top of the bottom plate, a fixing plate is welded on one side of the supporting plate, a plurality of clamping grooves are formed in the top of the supporting plate, two connecting columns are fixedly connected in the clamping grooves, a first pan head and a second pan head are arranged on one sides of the two connecting columns, a pan head driving wheel is fixedly connected on one side of each connecting column, a plurality of guide wheels are movably connected on one side of the supporting plate, two grooves are formed in one side of the supporting plate, a first sliding block and a second sliding block are movably connected in the grooves, a second movable wheel is movably connected on one side of the first sliding block, a first movable wheel is movably connected on one side of the second sliding block, a first rotating shaft is movably connected on one side of the first sliding block and the second sliding block, and screw hole and first thread groove mesh mutually, backup pad one side fixedly connected with slide, and seted up the spout in the slide, and spout one side swing joint has sliding base, the first fixed block of slide both ends difference fixedly connected with and second fixed block, and the equal swing joint in first fixed block and second fixed block one side has the second axis of rotation, and second axis of rotation one side has seted up the second thread groove, the second screw hole has been seted up to second fixed block one side, and second screw hole and second thread groove mesh mutually, sliding base one side swing joint has the connecting rod, and the connecting rod surface has cup jointed direction side pipe, and direction side pipe one side and backup pad fixed connection, backup pad one side fixedly connected with cardboard, and cardboard one side fixedly connected with limit baffle.
On the basis of the scheme, one end of the first rotating shaft is fixedly connected with a rotating disc, adjusting scales are arranged on one side of the rotating disc, a rotating frame is fixedly connected on one side of the rotating disc, and a handle is fixedly connected on one side of the rotating frame.
As a further scheme of the present invention, one side of the second rotating shaft is fixedly connected with a rotating wheel, and one side of the rotating wheel is provided with a non-slip mat.
Furthermore, a pawl is arranged in the clamping groove, a clamping hole is formed in the connecting column, and the pawl is fixedly connected in the clamping hole.
The invention also provides a use method of the adjustable constant-tension let-off device of the warp knitting machine, which comprises two adjusting modes: manual adjustment and electronic regulation, manual adjustment includes the following step:
s1: the machine is stopped, the pan head is hoisted to the position above the clamping groove by using a crane and slowly descends, a connecting shaft on the pan head is clamped with the clamping groove, and the first pan head and the second pan head are sequentially installed;
s2: the pan head is combined with the driving device, and connecting shafts on the pan head are butted with a pan head driving wheel so as to be driven by a rotating motor to rotate;
s3: fastening the pan head, and clamping a pawl on one side of the clamping groove with a clamping hole on a pan head connecting shaft to ensure that the pan head can only rotate clockwise to prevent the pan head from rotating;
s4: carrying out on-line, and connecting the yarns on the pan head with a looping assembly in the warp knitting machine body around a roller of the warp knitting machine body;
s5: the first pan head is manually tension-adjusted, the rotating frame is rotated by holding the handle by hand, the scale on the rotating disc is observed to rotate slowly clockwise, the first rotating shaft is driven to rotate, and the two movable wheels move towards opposite directions, so that the tension of the first pan head is adjusted;
s6: the second pan head is manually tension-adjusted, the rotating disc is rotated to rotate, so that the second rotating shaft is driven to rotate, the sliding base is driven to move towards one side, the connecting rod moves forwards along the guide square pipe, the arc-shaped push plate is pushed, the connecting shaft of the second pan head is driven to deviate towards one side, and the tension of the second pan head is adjusted;
s7: and (4) tension adjustment test, starting the machine, and adjusting the tension of the warp knitting machine.
On the basis of the scheme, a rotating speed sensor is fixedly connected in the clamping groove and located below the connecting column, a processor is fixedly connected to one side of the supporting plate, an induction motor is arranged on one side of the supporting plate, an output shaft of the induction motor is fixedly connected with a rotating column, a plurality of stirring blocks are fixedly connected to one side of the rotating column, a plurality of stirring grooves are formed in one side of the rotating disc, and the stirring grooves are meshed with the stirring blocks.
As a further scheme of the invention, the bottom of the slide way is fixedly connected with an electric push rod, the top end of the electric push rod is fixedly connected with a push plate, the bottom of the slide way is provided with a slide hole, a connecting block is movably connected in the slide hole, the connecting block is fixedly connected with the bottom of the sliding base, and the connecting block and the push plate are on the same plane.
The invention also provides a using method of the adjustable constant-tension let-off device of the warp knitting machine, and the electric adjustment comprises the following steps:
s1: the machine is stopped, the pan head is hoisted to the position above the clamping groove by using a crane and slowly descends, a connecting shaft on the pan head is clamped with the clamping groove, and the first pan head and the second pan head are sequentially installed;
s2: the pan head is combined with the driving device, and connecting shafts on the pan head are butted with a pan head driving wheel so as to be driven by a rotating motor to rotate;
s3: fastening the pan head, and clamping a pawl on one side of the clamping groove with a clamping hole on a pan head connecting shaft to ensure that the pan head can only rotate clockwise to prevent the pan head from rotating;
s4: carrying out on-line, and connecting the yarns on the pan head with a looping assembly in the warp knitting machine body around a roller of the warp knitting machine body;
s5: the tension of the warp knitting machine is automatically detected by a rotation speed sensor, and a command is sent to an induction motor through a processor to drive a shifting block to rotate, the shifting block is meshed with a shifting groove on a rotating wheel, so that the first rotating shaft is driven to rotate, and the automatic tension of the first disc head is adjusted;
s6: the electric tension of the second pan head is adjusted, the rotating speed of the connecting shaft is detected by the rotating speed sensor, so that the tension condition of the warp knitting machine is automatically detected, an instruction is sent to the electric push rod through the processor, the electric push rod drives the push plate to move to one side, the connecting block is pushed to move to one side, the connecting block is connected with the sliding base, and the automatic tension adjustment is performed on the second pan head.
(III) advantageous effects
Compared with the prior art, the invention provides an adjustable constant-tension let-off device of a warp knitting machine, which has the following beneficial effects:
1. the constant-tension let-off device of the warp knitting machine abandons the tension adjusting mode of the traditional let-off device, changes the condition that only a single pan head can be adjusted, and can well shift the positions of the two first pan heads by matching the first rotating shaft and the two sliding blocks, and simultaneously drives the two movable wheels to move in opposite directions by rotating the first rotating shaft and the two sliding blocks.
2. According to the constant-tension let-off device of the warp knitting machine, a tension adjusting method of a traditional let-off device is abandoned, the second rotating shaft, the sliding base and the connecting rod are used in a matched mode, the sliding base can be driven to move to one side along the slide way through rotation of the second rotating shaft, the connecting rod is driven to enable the second pan head to deviate, the tension of the second pan head is adjusted through pushing the position of the pan head, the tension adjusting method of the traditional let-off device is broken through, the let-off quality of the let-off device is improved, and the device has certain creativity.
3. The constant-tension let-off device of the warp knitting machine has certain innovativeness and practicability by separately adjusting the tension of the first pan head and the tension of the second pan head, so that the tension of the let-off device can be adjusted more accurately, the warp knitting machine can keep constant tension, and the production efficiency of the warp knitting machine is improved better.
4. The constant-tension let-off device of the warp knitting machine abandons the singleness that the conventional warp knitting machine can only adjust the tension manually, and the constant-tension let-off device of the warp knitting machine adjusts the tension of the let-off device in two modes of manual adjustment and automatic adjustment, has certain innovativeness, can adjust the tension of the let-off device more effectively, is simple to operate and convenient to use, can better improve the production efficiency of the warp knitting machine, and simplifies the operation flow of the warp knitting machine.
Drawings
FIG. 1 is a schematic perspective view of a constant tension let-off device of an adjustable warp knitting machine according to an embodiment 1 of the present invention;
FIG. 2 is an enlarged schematic view of the part A of the constant tension let-off device of the adjustable warp knitting machine in the embodiment 1 of the invention;
FIG. 3 is an enlarged schematic structural view at the B part of the embodiment 1 of the constant tension let-off device of the adjustable warp knitting machine provided by the invention;
FIG. 4 is a schematic view of a flow structure of a using method of a constant tension let-off device of an adjustable warp knitting machine in an embodiment 1 of the invention;
FIG. 5 is a schematic bottom view of a constant tension let-off device of an adjustable warp knitting machine according to embodiment 2 of the present invention;
fig. 6 is a schematic flow structure diagram of a using method of a constant tension let-off device of an adjustable warp knitting machine in embodiment 2 of the invention.
In the figure: 1. a base plate; 2. a support plate; 3. a fixing plate; 4. a warp knitting machine body; 5. a card slot; 6. a first pan head; 7. a second pan head; 8. a pan head transmission wheel; 9. rotating the motor; 10. a guide wheel; 11. a first movable wheel; 12. a second movable wheel; 13. a transmission belt; 14. a first slider; 15. a second slider; 16. a first rotating shaft; 17. a first thread groove; 18. rotating the disc; 19. a rotating frame; 20. a grip; 21. calibration; 22. a slideway; 23. a chute; 24. a first fixed block; 25. a second rotating shaft; 26. a second thread groove; 27. a second fixed block; 28. a rotating wheel; 29. a sliding base; 30. a connecting rod; 31. guiding a square tube; 32. an arc-shaped push plate; 33. a connecting shaft; 34. clamping a plate; 35. a limit baffle; 36. a rotational speed sensor; 37. rotating the column; 38. a shifting block; 39. a poking groove; 40. a slide hole; 41. connecting blocks; 42. an electric push rod; 43. and pushing the plate.
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.
Example 1
Referring to fig. 1-4, an adjustable constant-tension warp let-off device of a warp knitting machine comprises a base plate 1 and a warp knitting machine body 4, wherein a supporting plate 2 is fixed at the top of the base plate 1 through bolts, a fixing plate 3 is welded at one side of the supporting plate 2, a plurality of clamping grooves 5 are formed in the top of the supporting plate 2, two connecting columns are clamped in the clamping grooves 5, a first pan head 6 and a second pan head 7 are arranged at one sides of the two connecting columns, a pan head driving wheel 8 is connected to one side of each connecting column in a key mode, a plurality of guide wheels 10 are rotatably connected to one side of the supporting plate 2, two grooves are formed in one side of the supporting plate 2, a first sliding block 14 and a second sliding block 15 are slidably connected in the grooves, a second movable wheel 12 is rotatably connected to one side of the first sliding block 14, a first movable wheel 11 is rotatably connected to one, the first rotating shaft 16 and the two sliding blocks are matched for use, the tension of the first pan head 6 can be adjusted, the let-off quality of the let-off device can be effectively improved, the production efficiency of the warp knitting machine is improved, a first threaded groove 17 is formed in one side of the first rotating shaft 16, a first threaded hole is formed in the first sliding block 14 and is meshed with the first threaded groove 17, a slide 22 is fixed on one side of the support plate 2 through a bolt, a sliding groove 23 is formed in the slide 22, a sliding base 29 is connected to one side of the sliding groove 23 in a sliding mode, a first fixing block 24 and a second fixing block 27 are respectively fixed at two ends of the slide 22 through bolts, a second rotating shaft 25 is rotatably connected to one sides of the first fixing block 24 and the second fixing block 27, the second rotating shaft 25, the sliding base 29 and the connecting rod 30 are matched for use, the connecting rod 30 can be driven to enable the second pan, can adjust the tension size of second coiled hair 7, improve the let-off quality of let-off device, second thread groove 26 has been seted up to second axis of rotation 25 one side, the second screw hole has been seted up to second fixed block 27 one side, and second screw hole and the meshing of second thread groove 26 mutually, sliding base 29 one side is rotated and is connected with connecting rod 30, and connecting rod 30 surface has cup jointed direction side pipe 31, and direction side pipe 31 one side passes through the bolt fastening with backup pad 2, 2 one sides of backup pad have cardboard 34 through the bolt fastening, and cardboard 34 one side is through bolt fastening limiting baffle 35.
16 one ends of first axis of rotation are passed through the bolt fastening and are had rolling disc 18, and 18 one side of rolling disc is provided with regulation scale 21, 18 one side of rolling disc has rolling turret 19 through the bolt fastening, and 19 one side of rolling turret has handle 20 through the bolt fastening, 25 one side of second axis of rotation has the rotation wheel 28 through the bolt fastening, and rotation wheel 28 one side sets up the slipmat that prevents the hand cunning, be provided with the pawl in the draw-in groove 5, the card hole has been seted up on the spliced pole, and the downthehole joint of card has the pawl, pawl and card hole can prevent that the coiled hair from revolving, influence the warp feeding device tension adjustment quality.
The invention also provides a using method of the adjustable warp knitting machine constant tension let-off device, which is used for the adjustable warp knitting machine constant tension let-off device and comprises two adjusting modes: manual regulation and electric control carry out the tension adjustment of let-off device through manual regulation and automatically regulated dual mode, can more effectually adjust the tension of let-off device, easy operation, convenient to use can improve the production efficiency of tricot machine better, and manual regulation includes following step:
s1: stopping the machine, hoisting the pan head above the clamping groove 5 by using a crane, slowly descending to improve the safety of the upper pan head, clamping the connecting shaft 33 on the pan head with the clamping groove 5, and sequentially finishing the installation of the first pan head 6 and the second pan head 7;
s2: the pan head is combined with a driving device, and the connecting shafts 33 on the pan head are in butt joint with the pan head driving wheels 8, so that the pan head can be driven by the rotating motor 9 to rotate, and a power source can be provided for the first pan head 6 and the second pan head 7;
s3: fastening the pan head, and clamping the pawl on one side of the clamping groove 5 with the clamping hole on the pan head connecting shaft 33 to ensure that the pan head can only rotate clockwise to prevent the pan head from rotating;
s4: carrying out on-line, connecting the yarns on the pan head with a looping assembly in the warp knitting machine body 4 around a roller of the warp knitting machine body 4;
s5: the tension of the first pan head 6 is adjusted manually, the rotating frame 19 is rotated by holding the handle 20 with a hand, the scale 21 on the rotating pan 18 is observed to rotate clockwise slowly, the first rotating shaft 16 is driven to rotate, and the two movable wheels move towards opposite directions, so that the tension of the first pan head 6 is adjusted;
s6: the second pan head 7 is manually tension-adjusted, the rotating disc 18 is rotated to rotate, so that the second rotating shaft 25 is driven to rotate, the sliding base 29 is driven to move towards one side, the connecting rod 30 moves forwards along the guide square pipe 31, the arc-shaped push plate 32 is pushed, the connecting shaft 33 of the second pan head 7 is driven to deviate towards one side, and the tension of the second pan head 7 is adjusted;
s7: and (4) tension adjustment test, starting the machine, and adjusting the tension of the warp knitting machine.
The working principle of the embodiment is as follows: when the warp feeding device is used, when the warp feeding treatment is required to be carried out on the warp knitting machine, the machine is stopped firstly, the pan head is hoisted to the position above the clamping groove 5 by using a crane and slowly descends, the connecting shaft 33 on the pan head is clamped with the clamping groove 5, then the connecting shaft 33 is butted with the pan head driving wheel 8 so as to be driven by the rotating motor 9 to rotate, then the pawl on one side of the clamping groove 5 is clamped with the clamping hole on the pan head connecting shaft 33 so as to only rotate clockwise and prevent the pan head from rotating, then the yarn on the pan head is connected with the looping component in the warp knitting machine body 4 around the roller of the warp knitting machine body 4, after the warp feeding device is installed, when the tension adjustment is required to be carried out on the warp feeding device, the grip 20 is held by hand to drive the rotating frame 19 to rotate, the rotating frame is observed by the scale 21 on the rotating disc 18 to rotate clockwise slowly, the rotating frame 19 drives the first rotating shaft, one side of the first rotating shaft 16 is connected with the first sliding block 14 by a screw thread, one end of the first rotating shaft 16 is connected with the second sliding block 15 by a rotation, the first rotating shaft 16 rotates to make the first sliding block 14 and the second sliding block 15 move in opposite directions and simultaneously drive the first movable wheel 11 and the second movable wheel 12 to move in opposite directions, so as to bring pressure to the transmission belt 13, so as to adjust the tension of the first pan head 6, then the rotating disc 18 rotates to drive the second rotating shaft 25 to rotate, so as to drive the sliding base 29 to move in one side along the slide way 22, so that the connecting rod 30 moves in the forward direction along the guide square pipe 31, so as to push the arc-shaped push plate 32, so as to make the connecting shaft 33 of the second pan head 7 deviate in one side along the clamping plate 34, so as to adjust the tension of the second pan head 7.
Example 2
Referring to fig. 5-6, a constant tension let-off device of an adjustable warp knitting machine, a rotation speed sensor 36 is fixed in a clamping groove 5 through a bolt, the rotation speed sensor 36 is KD2446 in model, the rotation speed sensor 36 is positioned below a connecting column, a processor is fixed on one side of a supporting plate 2 through a bolt, the processor is FANUC in model, an induction motor is arranged on one side of the supporting plate 2, an output shaft of the induction motor is in key connection with a rotating column 37, a plurality of shifting blocks 38 are fixed on one side of the rotating column 37 through a bolt, a plurality of shifting grooves 39 are arranged on one side of a rotating disc 18, the shifting grooves 39 are meshed with the shifting blocks 38, an electric push rod 42 is fixed at the bottom of a slide way 22 through a bolt, a push plate 43 is fixed at the top end of the electric push rod 42 through a bolt, a slide hole 40 is arranged at the bottom of the slide way 22, a connecting block, and the connecting block 41 is on the same plane as the pushing plate 43.
The invention also provides a using method of the adjustable warp knitting machine constant tension let-off device, which is used for the adjustable warp knitting machine constant tension let-off device, and the electric adjustment comprises the following steps:
s1: stopping the machine, hoisting the pan head above the clamping groove 5 by using a crane, slowly descending to improve the safety of the upper pan head, clamping the connecting shaft 33 on the pan head with the clamping groove 5, and sequentially finishing the installation of the first pan head 6 and the second pan head 7;
s2: the pan head is combined with a driving device, and the connecting shafts 33 on the pan head are in butt joint with the pan head driving wheels 8, so that the pan head can be driven by the rotating motor 9 to rotate, and a power source can be provided for the first pan head 6 and the second pan head 7;
s3: fastening the pan head, and clamping the pawl on one side of the clamping groove 5 with the clamping hole on the pan head connecting shaft 33 to ensure that the pan head can only rotate clockwise to prevent the pan head from rotating;
s4: carrying out on-line, connecting the yarns on the pan head with a looping assembly in the warp knitting machine body 4 around a roller of the warp knitting machine body 4;
s5: the first pan head 6 is automatically adjusted in tension, the rotation speed sensor 36 detects the rotation speed of the connecting shaft 33, so that the tension condition of the warp knitting machine is automatically detected, the processor sends a command to the induction motor, the induction motor drives the shifting block 38 to rotate, the shifting block 38 is meshed with the shifting groove 39 on the rotating wheel 28, the first rotating shaft 16 is driven to rotate, and the first pan head 6 is automatically adjusted in tension;
s6: the second pan head 7 is automatically adjusted in tension, the rotation speed sensor 36 detects the rotation speed of the connecting shaft 33, so that the tension condition of the warp knitting machine is automatically detected, and the processor sends an instruction to the electric push rod 42 to drive the push plate 43 to move towards one side, so that the connecting block 41 is pushed to move towards one side, the connecting block 41 is connected with the sliding base 29, and the second pan head 7 is automatically adjusted in tension.
The working principle of the embodiment is as follows: when the warp let-off device needs to be automatically let-off, the rotating speed sensor 36 detects the rotating speed of the connecting shaft 33, so that the tension condition of the warp let-off device is automatically detected, data are processed by the processor and respectively send instructions to the induction motor, the induction motor drives the shifting block 38 to rotate, the shifting block 38 is meshed with the shifting groove 39 on the rotating wheel 28, so that the rotating wheel 28 is driven to rotate, the rotating wheel 28 drives the first rotating shaft 16 to rotate, the tension of the first disc head 6 can be adjusted, meanwhile, the processor sends instructions to the electric push rod 42, so that the electric push rod 42 drives the push plate 43 to move to one side, the connecting block 41 is pushed to move to one side along the sliding hole 40, and the connecting block 41 is connected with the sliding base 29, so that the tension adjustment of the second disc head 7 is performed.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In the description herein, it is to be noted that, unless expressly stated or limited otherwise, the terms "connected" and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection may be mechanical or electrical, and may be direct or indirect via an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description herein, it is noted that relational terms such as first and second, and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. An adjustable constant-tension warp let-off device of a warp knitting machine comprises a bottom plate (1) and a warp knitting machine body (4), and is characterized in that a supporting plate (2) is fixed at the top of the bottom plate (1) through bolts, a fixing plate (3) is welded on one side of the supporting plate (2), a plurality of clamping grooves (5) are formed in the top of the supporting plate (2), two connecting columns are connected in the clamping grooves (5) in a clamping mode, a first pan head (6) and a second pan head (7) are arranged on one side of each connecting column, a pan head driving wheel (8) is connected on one side of each connecting column in a key mode, a plurality of guide wheels (10) are connected on one side of the supporting plate (2) in a rotating mode, two sliding blocks are formed on one side of the supporting plate (2), a first sliding block (14) and a second sliding block (15) are connected in, a first movable wheel (11) is rotatably connected to one side of a second sliding block (15), a first rotating shaft (16) is rotatably connected to one side of the first sliding block (14) and one side of the second sliding block (15), a first thread groove (17) is formed in one side of the first rotating shaft (16), a first threaded hole is formed in the first sliding block (14) and meshed with the first thread groove (17), a slide way (22) is fixed to one side of the support plate (2) through a bolt, a slide way (23) is formed in the slide way (22), a sliding base (29) is slidably connected to one side of the slide way (23), a first fixing block (24) and a second fixing block (27) are respectively fixed to two ends of the slide way (22) through bolts, a second rotating shaft (25) is rotatably connected to one side of the first fixing block (24) and one side of the second fixing block (27), and a second thread groove (26) is formed in one side of the second rotating shaft (, second screw hole has been seted up to second fixed block (27) one side, and second screw hole and second thread groove (26) mesh mutually, sliding base (29) one side is rotated and is connected with connecting rod (30), and connecting rod (30) surface cup joints direction side pipe (31), and direction side pipe (31) one side and backup pad (2) pass through the bolt fastening, backup pad (2) one side has cardboard (34) through the bolt fastening, and cardboard (34) one side has limit baffle (35) through the bolt fastening.
2. The constant tension let-off device of the adjustable warp knitting machine as claimed in claim 1, wherein: a rotating disc (18) is fixed at one end of the first rotating shaft (16) through a bolt, an adjusting scale (21) is arranged on one side of the rotating disc (18), a rotating frame (19) is fixed on one side of the rotating disc (18) through a bolt, and a handle (20) is fixed on one side of the rotating frame (19) through a bolt.
3. The constant tension let-off device of the adjustable warp knitting machine as claimed in claim 2, wherein: and one side of the second rotating shaft (25) is fixed with a rotating wheel (28) through a bolt, and one side of the rotating wheel (28) is provided with an anti-slip pad.
4. The constant tension let-off device of the adjustable warp knitting machine as claimed in claim 3, wherein: a pawl is arranged in the clamping groove (5), a clamping hole is formed in the connecting column, and the pawl is clamped in the clamping hole.
5. The constant tension let-off device of the adjustable warp knitting machine as claimed in claim 4, wherein the method for using the constant tension let-off device of the adjustable warp knitting machine is divided into two adjusting modes: manual adjustment and electronic regulation, manual adjustment includes the following step:
s1: the machine is stopped, the pan head is hoisted to the position above the clamping groove (5) by using a crane and slowly descends, a connecting shaft (33) on the pan head is clamped with the clamping groove (5), and the first pan head (6) and the second pan head (7) are sequentially installed;
s2: the pan head is combined with a driving device, and a connecting shaft (33) on the pan head is butted with a pan head driving wheel (8) so that the pan head can rotate under the driving of a rotating motor (9);
s3: the pan head is fastened, and a pawl on one side of the clamping groove (5) is clamped with a clamping hole on the pan head connecting shaft (33), so that the pan head can only rotate clockwise, and the pan head is prevented from rotating;
s4: carrying out on-line, and connecting the yarns on the pan head with a looping assembly in the warp knitting machine body (4) around a roller of the warp knitting machine body (4);
s5: manually adjusting the tension of the first pan head (6), holding the handle (20) by hand to rotate the rotating frame (19) to rotate the rotating frame, observing the scales (21) on the rotating disc (18), slowly rotating clockwise to drive the first rotating shaft (16) to rotate, and moving the two movable wheels in opposite directions so as to adjust the tension of the first pan head (6);
s6: the tension of the second pan head (7) is adjusted manually, the rotating disc (18) is rotated to rotate, so that the second rotating shaft (25) is driven to rotate, the sliding base (29) is driven to move towards one side, the connecting rod (30) moves forwards along the guide square pipe (31), the arc-shaped push plate (32) is pushed, the connecting shaft (33) of the second pan head (7) is driven to deviate towards one side, and the tension of the second pan head (7) is adjusted;
s7: and (4) tension adjustment test, starting the machine, and adjusting the tension of the warp knitting machine.
6. The constant tension let-off device of the adjustable warp knitting machine as claimed in claim 5, wherein: a rotating speed sensor (36) is fixed in the clamping groove (5) through a bolt, the rotating speed sensor (36) is located below the connecting column, a processor is fixed on one side of the supporting plate (2) through a bolt, an induction motor is arranged on one side of the supporting plate (2), a rotating column (37) is in keyed connection with an output shaft of the induction motor, a plurality of stirring blocks (38) are fixed on one side of the rotating column (37) through a bolt, a plurality of stirring grooves (39) are formed in one side of the rotating disc (18), and the stirring grooves (39) are meshed with the stirring blocks (38).
7. The constant tension let-off device of the adjustable warp knitting machine as claimed in claim 6, wherein: slide (22) bottom has electric putter (42) through the bolt fastening, and electric putter (42) top has slurcam (43) through the bolt fastening, slide (22) bottom has been seted up slide hole (40), and sliding connection has connecting block (41) in slide hole (40), and connecting block (41) and sliding base (29) bottom pass through the bolt fastening, and connecting block (41) and slurcam (43) are on the coplanar.
8. The method for using the constant tension let-off device of the adjustable warp knitting machine as claimed in claim 7, wherein the electric adjustment comprises the following steps:
s1: the machine is stopped, the pan head is hoisted to the position above the clamping groove (5) by using a crane and slowly descends, a connecting shaft (33) on the pan head is clamped with the clamping groove (5), and the first pan head (6) and the second pan head (7) are sequentially installed;
s2: the pan head is combined with a driving device, and a connecting shaft (33) on the pan head is butted with a pan head driving wheel (8) so that the pan head can rotate under the driving of a rotating motor (9);
s3: the pan head is fastened, and a pawl on one side of the clamping groove (5) is clamped with a clamping hole on the pan head connecting shaft (33), so that the pan head can only rotate clockwise, and the pan head is prevented from rotating;
s4: carrying out on-line, and connecting the yarns on the pan head with a looping assembly in the warp knitting machine body (4) around a roller of the warp knitting machine body (4);
s5: the tension of the first pan head (6) is adjusted electrically, a rotating speed sensor (36) detects the rotating speed of a connecting shaft (33), so that the tension of the warp knitting machine is detected automatically, a processor sends an instruction to an induction motor to drive a shifting block (38) to rotate, the shifting block (38) is meshed with a shifting groove (39) on a rotating wheel (28), and therefore the first rotating shaft (16) is driven to rotate, and the tension of the first pan head (6) is adjusted automatically;
s6: the second pan head (7) is subjected to electric tension adjustment, the rotating speed sensor (36) detects the rotating speed of the connecting shaft (33), so that the tension condition of the warp knitting machine is automatically detected, an instruction is sent to the electric push rod (42) through the processor, the electric push rod drives the push plate (43) to move towards one side, the connecting block (41) is pushed to move towards one side, the connecting block (41) is connected with the sliding base (29), and automatic tension adjustment is carried out on the second pan head (7).
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| CN202011093883.7A CN112160062B (en) | 2020-10-14 | 2020-10-14 | Adjustable constant-tension let-off device of warp knitting machine |
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| CN202011093883.7A CN112160062B (en) | 2020-10-14 | 2020-10-14 | Adjustable constant-tension let-off device of warp knitting machine |
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| CN112160062B CN112160062B (en) | 2021-10-26 |
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| CN210237969U (en) * | 2019-06-03 | 2020-04-03 | 海宁东长针织化工有限公司 | Warp feeding device of warp knitting machine |
| CN210287714U (en) * | 2019-05-21 | 2020-04-10 | 海宁市华亿经编有限公司 | Warp knitting machine convenient to adjust yarn tension |
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| US3854306A (en) * | 1971-09-16 | 1974-12-17 | Meiners Optical Devices Ltd | Knitting machines and like fabric-producing machines |
| CN1837432A (en) * | 2005-01-31 | 2006-09-27 | 路易吉·O·佐里尼 | Textile machine with yarn feeding control |
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Address after: 385 Qilin Road, Dashanhou Community, Lingyuan Street, Jinjiang City, Quanzhou City, Fujian Province, 362200 Patentee after: Quanzhou Pengtai Machinery Co.,Ltd. Patentee after: Li Dalian Address before: 362000 NO.213 Jixian Road, Lingyuan community, Jinjiang City, Quanzhou City, Fujian Province Patentee before: JINJIANG PENG TAI MACHINERY TECHNOLOGY Co.,Ltd. Patentee before: Li Dalian |
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