Multi-line drawing frame
By using a pressure sensor to detect the tension of the fibers and adjust the speed of the traction rollers in a multi-line drawing frame, the problem of inconsistent fiber tension is solved, thereby improving the uniformity and neatness of fiber drawing and increasing yarn quality and production efficiency.
Patent Information
- Application Number
- CN202423277109.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-30
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-12-30
AI Technical Summary
In multi-line drawing frames, the tension of the fiber slivers is inconsistent due to factors such as different channel friction, differences in sliver elasticity, and the precision of the guide device, which affects the uniformity and neatness of the fiber slivers after drawing.
A pressure sensor is used to detect the tension of the yarn, and the speed of the traction roller is adjusted to maintain the uniformity of the yarn tension. Combined with the rollers rolling in the guide groove to facilitate the movement of the receiving bucket, the uniformity and neatness of the fiber sliver are ensured.
It effectively maintains uniform tension of the yarn, improves the evenness of fiber drawing and the neatness of fiber arrangement, and enhances yarn quality and production efficiency.
Smart Images
Figure CN223674834U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a drawing frame technical field, concretely relates to a multi-line drawing frame. BACKGROUND
[0002] In the textile industry, improving yarn quality and production efficiency has always been the focus of research. Although the traditional single-line drawing frame can meet the basic production needs, it has obvious limitations in processing complex fiber materials and high-yield production. The multi-line drawing frame increases the number of production lines, improves the production efficiency and the uniformity of the line, and further improves the quality of the yarn. At present, the scheme of the multi-line drawing frame contains modular design, modular multi-line drawing frame. This scheme adopts modular design, which can flexibly increase or decrease the drawing unit according to production needs, has good flexibility and strong adaptability.
[0003] In the multi-line drawing frame, each strand enters the combining area from different feeding channels. Due to the different friction of the channels, the elastic difference of the strands, and the precision of the guide device, etc., the tension of the strands will be inconsistent, which will further lead to poor uniformity of the fiber after drawing and uneven arrangement of the fiber.
[0004] Therefore, it is necessary to invent a multi-line drawing frame to solve the above problems. UTILITY MODEL CONTENT
[0005] The utility model aims at providing a multi-line drawing frame to solve the problem of inconsistent tension of the strands due to different friction of the channels, elastic difference of the strands, and precision of the guide device, etc., which will further lead to poor uniformity of the fiber after drawing and uneven arrangement of the fiber.
[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a multi-line drawing frame, comprising a drawing platform, a device support fixedly connected to the left side of the drawing platform, a drawing module provided on the surface of the drawing platform and the device support, the drawing module comprising an output roller, a merging roller, a positioning rod, a device support, an electric motor, a third guide wheel, and a traction roller, a detection module provided on the left side of the positioning rod on the surface of the drawing platform, the detection module comprising a support block, a pressure sensor, a first mounting bracket, a first guide wheel, a second mounting bracket, and a second guide wheel.
[0007] Through adoption of the technical scheme, in the process of drawing, the thread passes through the lower side of the second guide wheel on the left side, then passes through the upper side of the first guide wheel, and then passes through the lower side of the second guide wheel on the right side, in the process of drawing, the thread applies pressure to the pressure sensor through the first guide wheel, when the pressure sensor detects that the pressure increases, it can be judged that the tension of the thread is too tight, when the pressure sensor detects that the pressure decreases, it can be judged that the tension of the thread is too loose, at this time, the tightness of the thread is adjusted by adjusting the rotating speed of the corresponding traction roller of the thread, thereby effectively keeping the uniformity of the thread tension, improving the uniformity of the drawn fibers, and arranging the fibers in an orderly and uniform manner.
[0008] Optionally, a front and back two groups of discharging grooves are arranged on the right side of the upper surface of the drawing platform, and output rollers are rotatably connected to the upper sides of the two groups of discharging grooves.
[0009] Through adoption of the technical scheme, the output rollers are used to guide the combined thread outward, and then the thread is discharged through the discharging grooves.
[0010] Optionally, the combined rollers are rotatably connected to the upper surface of the drawing platform, and four groups of positioning rods are arranged on the left sides of the two groups of combined rollers, and the lower ends of the four groups of positioning rods are fixedly connected to the upper surface of the drawing platform.
[0011] Through adoption of the technical scheme, the positioning rods are used to position the thread.
[0012] Optionally, four groups of mounting plates are fixedly connected to the front and back sides of the equipment support, mounting rods are fixedly connected to one end of the outer sides of the mounting plates, four groups of third mounting frames are fixedly connected to the lower surfaces of the mounting rods, the third guide wheels are rotatably connected to positions close to the lower ends on the inner sides of the third mounting frames, and the traction rollers are rotatably connected to positions close to the upper ends on the inner sides of the third mounting frames.
[0013] Through adoption of the technical scheme, the third guide wheels are used to support the thread and transmit the thread to the right side, and the traction rollers are used to cooperate with the third guide wheels to pull the thread out of the storage barrel.
[0014] Optionally, electric motors are fixedly mounted on the upper surfaces of the mounting plates, first bevel gears are fixedly connected to the output ends of the electric motors, fixed plates are fixedly connected to the lower surfaces of the mounting plates, second bevel gears are rotatably connected to the sides of the fixed plates, the second bevel gears are meshingly connected with the first bevel gears, and the second bevel gears are fixedly connected with the traction rollers through transmission shafts.
[0015] Through adoption of the technical scheme, the electric motors drive the traction rollers to rotate through cooperation of the first bevel gears and the second bevel gears.
[0016] Optionally, the support block is fixedly connected with the upper surface of the drawing platform, the upper surface of the support block is fixedly connected with four groups of pressure sensors, the first mounting frame is arranged on the upper side of the pressure sensor, the first guide wheel is rotationally connected with the position close to the upper end on the inner side of the first mounting frame, the front and rear surfaces of the first mounting frame are both fixedly connected with two groups of limiting sliding blocks, the upper surface of the support block is fixedly connected with two groups of limiting rods at positions on the left and right sides of the pressure sensor, and the limiting sliding block is in sliding connection with the limiting rod.
[0017] By adopting the above technical scheme, the pressure sensor is used for detecting the pressure of the thread.
[0018] Optionally, the left and right sides of the support block are both provided with four groups of second mounting frames, and the second mounting frames are all fixedly connected with the upper surface of the drawing platform.
[0019] By adopting the above technical scheme, the second guide wheel cooperates with the first guide wheel to position the thread.
[0020] Optionally, the lower side of the drawing platform is provided with four groups of guide rails, the upper surface of the guide rail is provided with a guide groove, the upper side of the guide rail is provided with a support plate, the front and rear sides of the lower surface of the support plate are both fixedly connected with a plurality of fixed rods, the lower end of the fixed rod is rotationally connected with a pulley, and the pulley is clamped in the guide groove.
[0021] By adopting the above technical scheme, the pulley rolls in the guide groove to drive the support plate to slide left and right on the upper side of the guide roller, so that the receiving barrel can be conveniently moved out or moved in from the lower side of the drawing platform, and the convenience of moving the receiving barrel is improved.
[0022] In the above technical scheme, the technical effects and advantages of the utility model are as follows:
[0023] 1. The utility model discloses a pressure sensor is used for detecting the tightness of thread, when the pressure sensor detects that the pressure increases, can judge that the tension of thread is too tight, when the pressure sensor pressure reduces, can judge that the tension of thread is too loose, at this time, the tightness of thread is adjusted by adjusting the rotational speed of the corresponding traction roller, and the uniformity of the fiber after drawing is improved, and the fiber arrangement is neat.
[0024] 2. The utility model discloses a pulley rolls in the guide groove to drive the support plate to slide left and right on the upper side of the guide roller, so that the receiving barrel can be conveniently moved out or moved in from the lower side of the drawing platform, and the convenience of moving the receiving barrel is improved. BRIEF DESCRIPTION OF DRAWINGS
[0025] Figure 1The overall structure schematic view of the utility model is shown in the figure.
[0026] Figure 2 The drawing platform structure schematic view of the utility model is shown in the figure.
[0027] Figure 3 The support plate structure schematic view of the utility model is shown in the figure.
[0028] Figure 4 The equipment support structure schematic view of the utility model is shown in the figure.
[0029] Figure 5 The detection module structure schematic view of the utility model is shown in the figure.
[0030] Figure 6 The first mounting bracket structure schematic view of the utility model is shown in the figure.
[0031] Figure 7 The mounting rod structure schematic view of the utility model is shown in the figure.
[0032] Mark explanation:
[0033] 1, drawing platform;11, discharge chute;12, output roller;13, combined roller;14, positioning rod;2, support block;21, pressure sensor;22, limiting rod;23, first mounting bracket;24, limiting sliding block;25, first guide wheel;26, second mounting bracket;27, second guide wheel;3, guide rail;31, guide groove;32, support plate;33, fixed rod;34, pulley;4, equipment support;41, mounting plate;42, electric motor;43, first bevel gear;44, fixed plate;45, second bevel gear;46, mounting rod;47, third mounting bracket;48, third guide wheel;49, traction roller. Specific implementation
[0034] In order to make the skilled in the art better understand the technical scheme of the utility model, the utility model will be further introduced in detail below in conjunction with the drawings.
[0035] The utility model provides a kind of drawing platform, including support block, drawing platform, discharge chute, output roller, combined roller and positioning rod, support block is connected with drawing platform, discharge chute is connected with drawing platform, output roller is connected with drawing platform, combined roller is connected with drawing platform, positioning rod is connected with drawing platform. Figures 1 to 4The illustrated one multi-line drawing frame, including drawing platform 1, the left side of drawing platform 1 is fixedly connected with equipment support 4, and the surface of drawing platform 1 and equipment support 4 is provided with a drawing module, the drawing module comprises output roller 12, merging roller 13, positioning rod 14, equipment support 4, electric motor 42, third guide wheel 48 and traction roller 49, the surface of drawing platform 1 is provided with a detection module at the left side of positioning rod 14, the detection module comprises support block 2, pressure sensor 21, first mounting bracket 23, first guide wheel 25, second mounting bracket 26 and second guide wheel 27, the lower side of drawing platform 1 is provided with four groups of guide rails 3, the upper surface of guide rail 3 is provided with guide groove 31, the upper side of guide rail 3 is provided with support plate 32, a plurality of fixed rods 33 are fixedly connected to the front and rear sides of the lower surface of support plate 32, pulley 34 is rotatably connected to the lower end of fixed rod 33, and pulley 34 is clamped in the inside of guide groove 31.
[0036] Wherein, the electric motor 42, the third guide wheel 48 and the traction roller 49 cooperate to pull the line, draw the line out of the storage barrel, then pass through the detection module and the positioning rod 14, and use the merging roller 13 to merge the line, and then guide the merged line out of the receiving barrel through the output roller 12, realize the merging of the line, in the process of merging, the pressure sensor 21 in the detection module detects the relaxation of the line, and adjusts the rotation speed of the electric motor 42 and the traction roller 49 to adjust the speed of the line extraction, and then adjusts the tension of the line.
[0037] In addition, before merging the line, the receiving barrel is sent into the lower side of the drawing platform 1, during the process of placing the receiving barrel, the pulley 34 rolls in the guide groove 31, and then the support plate 32 is drawn out to the outside, and then the receiving barrel is placed on the surface of the support plate 32, and then the support plate 32 is pushed to the inside, so that the receiving barrel can be moved into the lower side of the drawing platform 1, when the receiving barrel is full, the support plate 32 is directly slid to the outside, so that the receiving barrel is moved out of the lower side of the drawing platform 1, improving the convenience of moving in and out of the receiving barrel.
[0038] Referring to Figure 2 , Figure 4 and Figure 7The right side of the upper surface of the doubling platform 1 is provided with two groups of discharge grooves 11, the upper side of each group of discharge grooves 11 is rotatably connected with an output roller 12, the left side of each group of output rollers 12 is provided with a merging roller 13, the merging roller 13 is rotatably connected with the upper surface of the doubling platform 1, the left side of each group of merging rollers 13 is provided with four groups of positioning rods 14, the lower end of each group of positioning rods 14 is fixedly connected with the upper surface of the doubling platform 1, the front and rear sides of the equipment support 4 are fixedly connected with four groups of mounting plates 41, one end of the outer side of each group of mounting plates 41 is fixedly connected with a mounting rod 46, the lower surface of the mounting rod 46 is fixedly connected with four groups of third mounting frames 47, a third guide wheel 48 is rotatably connected with the position close to the lower end of the inner side of the third mounting frame 47, a traction roller 49 is rotatably connected with the position close to the upper end of the inner side of the third mounting frame 47, the upper surface of each group of mounting plates 41 is fixedly provided with an electric motor 42, the output end of the electric motor 42 is fixedly connected with a first bevel gear 43, the lower surface of the mounting plate 41 is fixedly connected with a fixed plate 44, the side surface of the fixed plate 44 is rotatably connected with a second bevel gear 45, the second bevel gear 45 is meshingly connected with the first bevel gear 43, and the second bevel gear 45 is fixedly connected with the traction roller 49 through a transmission shaft.
[0039] Specifically, only one group of traction rollers 49 is arranged on the lower side of each group of mounting rods 46, the first group of traction rollers 49 on the left side is arranged on the inner side of the first third mounting frame 47 on the outer side, the second group of traction rollers 49 on the left side is arranged on the inner side of the second third mounting frame 47 on the outer side, the first group of traction rollers 49 on the right side is arranged on the inner side of the first third mounting frame 47 on the inner side, and the second group of traction rollers 49 on the right side is arranged on the inner side of the second third mounting frame 47 on the inner side. The threads in the plurality of storage barrels are respectively pulled, the threads in the first storage barrel from left to right pass through the surfaces of the first third guide wheels 48 on the outer side of the four mounting rods 46 in sequence, the threads in the second storage barrel from left to right pass through the surfaces of the second third guide wheels 48 on the outer side of the three mounting rods 46 on the right side in sequence, the threads in the third storage barrel from left to right pass through the surfaces of the second third guide wheels 48 on the inner side of the two mounting rods 46 on the right side in sequence, and the threads in the fourth storage barrel from left to right pass through the surface of the first third guide wheel 48 on the inner side of the mounting rod 46 on the far right side.
[0040] Meanwhile, the right ends of the plurality of threads pass through the inside of the detection module, then pass through the outer side of the corresponding positioning rod 14, then gather to the inner side of the merging roller 13 on the right side, the merging roller 13 performs doubling processing on the plurality of threads, and the doubled threads pass through the surface of the output roller 12, the output roller 12 guides the doubled threads into the inside of the discharge groove 11, and the threads pass through the discharge groove 11 and are discharged into the inside of the receiving barrel, and the receiving barrel collects the doubled threads.
[0041] In addition, in the process of pulling the thread, the output end of the electric motor 42 drives the first bevel gear 43 to rotate, the first bevel gear 43 drives the second bevel gear 45 to rotate, the second bevel gear 45 drives the pulling roller 49 to rotate through the transmission shaft, and the pulling roller 49 cooperates with the lower third guide wheel 48 to pull the thread out of the inside of the storage barrel and cooperates with the merging roller 13 to transport the thread to the right side.
[0042] Referring to Figure 2 、 Figure 5 and Figure 6 , the support block 2 is fixedly connected with the upper surface of the drawing platform 1, the upper surface of the support block 2 is fixedly connected with four groups of pressure sensors 21, the first mounting frame 23 is arranged on the upper side of the pressure sensor 21, the first guide wheel 25 is rotatably connected with the position close to the upper end on the inner side of the first mounting frame 23, the front and rear surfaces of the first mounting frame 23 are fixedly connected with two groups of limiting sliding blocks 24, the positions of the upper surface of the support block 2 located on the front and rear sides of the pressure sensor 21 are fixedly connected with two groups of limiting rods 22, the limiting sliding block 24 is slidably connected with the limiting rod 22, and the left and right sides of the support block 2 are provided with four groups of second mounting frames 26.
[0043] It needs to be supplemented that when the thread passes through the detection module, it passes through the lower side of the left second guide wheel 27 in sequence, then passes through the upper side of the first guide wheel 25, and then passes through the lower side of the right second guide wheel 27. At this time, the thread exerts pressure on the pressure sensor 21 through the first guide wheel 25, and the pressure exerted by the thread on the pressure sensor 21 when the tension of the thread is too tight will increase, and the pressure exerted by the thread on the pressure sensor 21 when the tension of the thread is too loose will decrease. By judging the change of the pressure value of the pressure sensor 21, the tightness of the thread is judged, and when the tension of the thread is too loose, the speed of the corresponding electric motor 42 and the pulling roller 49 of the thread is reduced, and the speed of the thread is reduced. With the continuous merging of the merging roller 13 to the thread, the thread is stretched, so that the thread gradually restores the standard tension, and vice versa. The thread in the state of too tight tension is recovered, thereby effectively improving the quality of drawing.
[0044] The working principle of the utility model: the tightness of the thread is detected by the pressure sensor 21, when the pressure sensor 21 detects that the pressure increases, it can be judged that the tension of the thread is too tight, when the pressure sensor 21 detects that the pressure decreases, it can be judged that the tension of the thread is too loose, at this time, the speed of the corresponding pulling roller 49 of the thread is adjusted, the tightness of the thread is adjusted, thereby effectively maintaining the uniformity of the thread tension, improving the uniformity of the drawn fiber, and arranging the fiber neatly.
[0045] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the present application and are not intended to limit the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.
Claims
1. A multi-line drawing frame comprising a drawing platform (1), characterized in that: The left side of the drawing platform (1) is fixedly connected with the equipment support (4), the surface of the drawing platform (1) and the equipment support (4) is provided with a drawing module, the drawing module comprises an output roller (12), a merging roller (13), a positioning rod (14), the equipment support (4), an electric motor (42), a third guide wheel (48) and a traction roller (49), the surface of the drawing platform (1) is provided with a detection module at the left side of the positioning rod (14), the detection module comprises a supporting block (2), a pressure sensor (21), a first mounting frame (23), a first guide wheel (25), a second mounting frame (26) and a second guide wheel (27).
2. A multiple sliver drawing frame according to claim 1, characterised in that: The right side of the upper surface of the drawing platform (1) is provided with two groups of front and rear discharge grooves (11), the upper side of the two groups of discharge grooves (11) is rotatably connected with the output roller (12), and the left side of the two groups of output rollers (12) is provided with the merging roller (13).
3. A multiple sliver drawing frame according to claim 2, characterised in that: The merging roller (13) is rotatably connected with the upper surface of the drawing platform (1), and the left side of the two groups of merging rollers (13) is provided with four groups of positioning rods (14), and the lower ends of the four groups of positioning rods (14) are fixedly connected with the upper surface of the drawing platform (1).
4. A multiple sliver drawing frame according to claim 1, characterized in that: The front and rear sides of the equipment support (4) are fixedly connected with four groups of mounting plates (41), one end of the outer side of the mounting plates (41) is fixedly connected with a mounting rod (46), the lower surface of the mounting rod (46) is fixedly connected with four groups of third mounting frames (47), the third guide wheel (48) is rotatably connected with the position close to the lower end of the inner side of the third mounting frame (47), and the traction roller (49) is rotatably connected with the position close to the upper end of the inner side of the third mounting frame (47).
5. A multiple sliver drawing frame according to claim 4, characterised in that: The upper surfaces of the mounting plates (41) are fixedly connected with the electric motor (42), the output end of the electric motor (42) is fixedly connected with the first bevel gear (43), the lower surface of the mounting plate (41) is fixedly connected with the fixed plate (44), the side surface of the fixed plate (44) is rotatably connected with the second bevel gear (45), the second bevel gear (45) is meshedly connected with the first bevel gear (43), and the second bevel gear (45) is fixedly connected with the traction roller (49) through a transmission shaft.
6. A multiple sliver drawing frame according to claim 1, characterized in that: The supporting block (2) is fixedly connected with the upper surface of the drawing platform (1), the upper surface of the supporting block (2) is fixedly connected with four groups of pressure sensors (21), the first mounting frame (23) is arranged on the upper side of the pressure sensor (21), the first guide wheel (25) is rotatably connected with the position close to the upper end of the inner side of the first mounting frame (23), the front and rear surfaces of the first mounting frame (23) are fixedly connected with two groups of limiting sliding blocks (24), the upper surface of the supporting block (2) is fixedly connected with two groups of limiting rods (22) at the positions on the left and right sides of the pressure sensor (21), and the limiting sliding block (24) is slidably connected with the limiting rod (22).
7. A multiple sliver drawing frame according to claim 6, characterised in that: Both sides of the support block (2) are provided with four groups of second mounting frames (26), a plurality of second mounting frames (26) are fixedly connected with the upper surface of the drawing platform (1), and the second guide wheels (27) are rotatably connected with the positions close to the upper end on the inner side of the second mounting frames (26).
8. A multiple sliver drawing frame according to claim 1, characterized in that: The lower side of the drawing platform (1) is provided with four groups of guide rails (3), the upper surface of the guide rail (3) is provided with a guide groove (31), the upper side of the guide rail (3) is provided with a support plate (32), the front and rear sides of the lower surface of the support plate (32) are fixedly connected with a plurality of fixing rods (33), the lower end of the fixing rod (33) is rotatably connected with a pulley (34), and the pulley (34) is clamped in the inside of the guide groove (31).