Yarn supply device of roving frame

Abstract

The utility model discloses a roving frame thread supplying device, and relates to the field of roving frames, the roving frame thread supplying device comprises a bottom plate and a plurality of crude fiber placing barrels, the bottom plate is provided with a thread feeding assembly facilitating thread changing, and the thread feeding assembly comprises two supporting columns fixedly connected to the two ends of the upper surface of the bottom plate. By pulling the pull rod, the U-shaped frame drives the positioning wheel to ascend, then fibers on the crude fiber placing barrel are twisted into a line shape and pass through the space between the thread passing wheel and the positioning wheel, then the spring rebounds, the positioning wheel is pushed downwards, the positioning wheel presses the crude fiber threads on the thread passing wheel, and the crude fiber threads are conveyed in order. And the positioning wheel is far away from the thread passing wheel, so that the problem that the working efficiency is reduced due to the fact that other unbroken crude fiber threads are possibly separated from the roller and need to be reset is solved as much as possible.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of roving frame, and particularly relates to a roving frame thread supply device. BACKGROUND

[0002] The roving frame is a spinning machine for making fiber sliver into roving, and the roving frame is divided into a flyer roving frame and a rubbing roving frame according to the form of a twisting mechanism. The flyer roving frame continuously applies twist to the sliver by the rotation of the flyer, and produces twisted roving. The rubbing roving frame clamps and rubs the sliver by a pair of rubbing plates, and forms a false twist on the sliver, and produces untwisted roving.

[0003] The utility model discloses a roving frame thread supply device, including the support plate, the top end edge of support plate is provided with a plurality of thread guides, the bottom of support plate is provided with the base, the top of base front end base is inserted and placed with the placement base, the top of placement base is placed with a plurality of thick fiber placement barrels, the top of both sides base of support plate is provided with two support rods, the top edge of two support rods is close to the position of support plate and is provided with fixed block, the fixed block is provided with the middle shaft between two, the outer surface of middle shaft is equidistant and is provided with a plurality of gyro wheels, and the top of two fixed blocks is provided with the support block.

[0004] The roving frame thread supply device in the above, when one of the thick fiber threads is disconnected during use, all the positioning wheels are moved away from the gyro wheels, and then the disconnected thick fiber thread is threaded between the gyro wheels and the positioning wheels. However, when the thread is stopped, the other disconnected thick fiber thread may be separated from the gyro wheel and need to be reset, which reduces the work efficiency. Utility model content

[0005] To solve the above problems, the present application provides a roving frame thread supply device.

[0006] The roving frame thread supply device provided by the present application adopts the following technical scheme:

[0007] A roving frame thread supply device, comprising a bottom plate and a plurality of thick fiber placement barrels, the bottom plate is provided with an upper thread assembly for facilitating thread replacement, the upper thread assembly comprises two support columns fixedly connected to the upper surfaces of both ends of the bottom plate, a rotating shaft is rotatably connected between the two support columns, a plurality of thread guide wheels are fixedly connected to the rotating shaft, a U-shaped plate is fixedly connected to the top ends of the two support columns, a plurality of springs are fixedly connected to the lower surface of the U-shaped plate, a U-shaped bracket is fixedly connected to one end of the spring away from the U-shaped plate, a positioning wheel matched with the thread guide wheel is rotatably connected in the U-shaped bracket, a pull rod is arranged in the spring, one end of the pull rod is fixedly connected to the U-shaped bracket, and the other end of the pull rod penetrates through the U-shaped plate and is slidably arranged.

[0008] By adopting the technical scheme, when in use, the spring is contracted by pulling the pull rod, the U-shaped frame drives the positioning wheel to rise and move away from the thread passing wheel, then the fiber on the fiber placing barrel is twisted into a thread shape and passes between the thread passing wheel and the positioning wheel, then the pull rod is released, the spring rebounds, the positioning wheel is pushed downward, the positioning wheel presses the fiber thread to position, one end of the fiber thread is connected with the flyer, the thread is orderly conveyed, when one of the fiber threads is broken, the positioning wheel is moved away from the thread passing wheel by pulling the pull rod, and the problem that other unbroken fiber threads may be separated from the roller and need to be reset, thereby reducing the work efficiency, is avoided.

[0009] Preferably, a mounting plate is fixedly connected to one side of the support column below the rotating shaft, and a plurality of wire guides matched with the thread passing wheel are fixedly connected to the side wall of one side of the mounting plate.

[0010] By adopting the technical scheme, the stability of the fiber thread conveying can be improved by passing the fiber thread through the wire guide.

[0011] Preferably, a placing plate is arranged on one side of the support column on the upper surface of the bottom plate, the fiber placing barrels are equidistantly arranged on the upper surface of the placing plate, a plurality of positioning columns are fixedly connected to the upper surface of the bottom plate, and a plurality of positioning blocks are fixedly connected to the side wall of the placing plate and are sleeved on the positioning columns.

[0012] By adopting the technical scheme, the placing plate can be mounted to the bottom plate through the positioning blocks and the positioning columns, the fiber placing barrels can be positioned, and the fiber placing barrels are prevented from being placed disorderly to affect the fiber thread conveying.

[0013] Preferably, a push plate is arranged on the upper surface of the U-shaped plate, the push plate is sleeved on the pull rod, an electric push rod is fixedly connected to the top end of the support column, the output end of the electric push rod is fixedly connected to the lower surface of the push plate, and a limiting disc is fixedly connected to the top end of the pull rod.

[0014] By adopting the technical scheme, the push plate is pushed upward by starting the electric push rod, the push plate is in contact with the limiting disc, the limiting disc is pushed upward, a plurality of pull rods can be lifted at the same time, and a plurality of positioning wheels are moved away from the thread passing wheel.

[0015] Preferably, guide rods are fixedly connected to both sides of the spring on the upper surface of the U-shaped frame, and one end of each of the guide rods away from the U-shaped frame penetrates the U-shaped plate and the push plate.

[0016] By adopting the technical scheme, the stability of the U-shaped frame can be improved through the guide rods, the U-shaped frame is prevented from shaking, and the stability of the push plate during lifting can be improved.

[0017] Preferably, the upper surface of the U-shaped frame is fixedly connected with a bellows, the spring is located in the bellows, and one end of the bellows away from the U-shaped frame is fixedly connected with the U-shaped plate.

[0018] By adopting the above technical scheme, the spring can be protected by the bellows, so that foreign matters are prevented from contacting the spring and affecting normal use of the spring.

[0019] Preferably, a plurality of threaded rods for clamping the placement plate are fixedly connected to the upper surface of the bottom plate on one side of the placement plate, and a baffle for clamping the placement plate is threadedly connected to the threaded rods.

[0020] By adopting the above technical scheme, after the placement plate is placed on the bottom plate, the baffle is located directly above the placement plate by rotating the baffle, so that upward movement of the placement plate during use is prevented, and the stability of the placement plate is improved.

[0021] In summary, the present application has at least one of the following beneficial technical effects:

[0022] 1. By cooperation of the U-shaped plate, the spring and the U-shaped frame, when in use, the spring is retracted by pulling the pull rod, the U-shaped frame drives the positioning wheel to rise and move away from the thread passing wheel, then the fiber on the rough fiber placing barrel is twisted into a thread shape and passes between the thread passing wheel and the positioning wheel, then the pull rod is released, the spring rebounds, the positioning wheel is pushed downward, the positioning wheel presses the rough fiber thread to position, one end of the rough fiber thread is connected with the flyer to orderly convey the thread, when one of the rough fiber threads is broken, the positioning wheel is moved away from the thread passing wheel by pulling the pull rod, so that the problem of other rough fiber threads that are not broken possibly being separated from the roller and needing to be reset is avoided, and the work efficiency is improved.

[0023] 2. By starting the electric push rod, the push plate is pushed upward to contact the limiting disc, the limiting disc is pushed upward, and the plurality of pull rods are lifted at the same time, so that the plurality of positioning wheels move away from the thread passing wheel. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a whole structure schematic view of a roving frame yarn supply device according to an embodiment of the present application;

[0025] Figure 2 It is a schematic view mainly embodying the bellows according to an embodiment of the present application;

[0026] Figure 3 It is a schematic view mainly embodying Figure 1 the enlarged structure of area A in the middle according to an embodiment of the present application;

[0027] Figure 4 It is a schematic view mainly embodying Figure 1 the enlarged structure of area B in the middle according to an embodiment of the present application.

[0028] Label: 1, bottom plate; 2, coarse fiber placement barrel; 3, support column; 4, rotating shaft; 5, thread passing wheel; 6, U-shaped plate; 7, spring; 8, U-shaped frame; 9, positioning wheel; 10, pull rod; 11, mounting plate; 12, wire guide; 13, placement plate; 14, positioning column; 15, positioning block; 16, push plate; 17, electric push rod; 18, limiting disc; 19, guide rod; 20, bellows; 21, threaded rod; 22, baffle. DETAILED DESCRIPTION

[0029] The following will be described in detail in combination with the accompanying Figures 1-4 Further detailed description of the present application.

[0030] The present application discloses a roving machine thread supply device.

[0031] Referring to Figure 1 , Figure 2 and Figure 3 A roving machine thread supply device, comprising a bottom plate 1 and a plurality of coarse fiber placement barrels 2, the bottom plate 1 is provided with a thread changing assembly for facilitating thread changing, the thread changing assembly comprises a support column 3, a rotating shaft 4, a thread passing wheel 5, a U-shaped plate 6, a spring 7, a U-shaped frame 8, a positioning wheel 9 and a pull rod 10.

[0032] The support column 3 is provided with two and is fixedly connected at both ends of the upper surface of the bottom plate 1, the rotating shaft 4 is located between the two support columns 3 and is rotatably connected at both ends with the side walls of the support columns 3, the thread passing wheel 5 is provided with a plurality and is sleeved on the rotating shaft 4 and is fixedly connected, the plurality of thread passing wheels 5 are equidistantly arranged, the U-shaped plate 6 is located above the two support columns 3 and is fixedly connected at both ends with the top ends of the support columns 3, the spring 7 is provided with a plurality and is fixedly connected on the lower surface of the U-shaped plate 6 and is equidistantly arranged, the U-shaped frame 8 is provided with a plurality and is fixedly connected at one end away from the U-shaped plate 6, the positioning wheel 9 is provided with a plurality and is rotatably connected in the U-shaped frame 8 and is adapted to the thread passing wheel 5, the pull rod 10 is provided with a plurality and is located inside the spring 7, one end of the pull rod 10 is fixedly connected with the U-shaped frame 8, the other end of the pull rod 10 penetrates through the U-shaped plate 6 and is slidably arranged.

[0033] Referring to Figure 1 , the mounting plate 11 is fixedly connected at one side of the side wall and is provided with a plurality of wire guides 12 adapted to the thread passing wheels 5 between the two support columns 3 below the rotating shaft 4, by passing the coarse fiber thread from the wire guide 12, the stability of the coarse fiber thread conveying can be improved.

[0034] Referring to Figure 1 and Figure 4The upper surface of the bottom plate 1 is provided with a placing plate 13 on one side of the supporting column 3, the coarse fiber placing barrels 2 are installed on the upper surface of the placing plate 13 at equal intervals, a plurality of positioning columns 14 are fixedly connected to the upper surface of the bottom plate 1, a plurality of positioning blocks 15 are fixedly connected to the side wall of the placing plate 13 and are sleeved on the positioning columns 14, respectively, and the placing plate 13 is installed on the bottom plate 1 through the positioning blocks 15 and the positioning columns 14. The coarse fiber placing barrels 2 can be positioned to prevent the coarse fiber placing barrels 2 from being placed disorderly and affecting the coarse fiber line conveying.

[0035] With reference to Figure 1 and Figure 3 , the upper surface of the U-shaped plate 6 is provided with a push plate 16, the push plate 16 is sleeved on the pull rod 10, the top end of the supporting column 3 is fixedly connected with an electric push rod 17, the output end of the electric push rod 17 is fixedly connected with the lower surface of the push plate 16, the top end of the pull rod 10 is fixedly connected with a limiting disc 18, the push plate 16 is pushed upward to make the push plate 16 contact with the limiting disc 18 by starting the electric push rod 17, and the limiting disc 18 is pushed upward, so that the plurality of pull rods 10 are lifted at the same time, and the plurality of positioning wheels 9 are away from the line passing wheel 5.

[0036] With reference to Figure 1 , Figure 2 and Figure 3 , the upper surface of the U-shaped frame 8 is fixedly connected with a guide rod 19 on both sides of the spring 7, and the one end of the guide rod 19 away from the U-shaped frame 8 penetrates the U-shaped plate 6 and the push plate 16. The stability of the U-shaped frame 8 can be improved through the guide rod 19 to prevent the U-shaped frame 8 from shaking, and the stability of the push plate 16 during lifting can be improved.

[0037] With reference to Figure 2 and Figure 3 , the upper surface of the U-shaped frame 8 is fixedly connected with a bellows 20, the spring 7 is located in the bellows 20, and the one end of the bellows 20 away from the U-shaped frame 8 is fixedly connected with the U-shaped plate 6. The spring 7 can be protected through the bellows 20 to prevent foreign matters from contacting the spring 7 and affecting the normal use of the spring 7.

[0038] With reference to Figure 4 , a plurality of threaded rods 21 are fixedly connected to the upper surface of the bottom plate 1 on one side of the placing plate 13, and a baffle 22 for clamping the placing plate 13 is threadedly connected to the threaded rod 21. After the placing plate 13 is placed on the bottom plate 1, the baffle 22 is located directly above the placing plate 13 by rotating the baffle 22, so that the upward movement of the placing plate 13 during use is prevented, and the stability of the placing plate 13 is improved.

[0039] The implementation principle of the roving machine thread supply device is as follows: in use, the electric push rod 17 is started to push the push plate 16 to move upwards, so that the push plate 16 is in contact with the limiting disc 18, the limiting disc 18 is pushed to move upwards, a plurality of pull rods 10 can be lifted at the same time, the spring 7 is retracted, the U-shaped frame 8 drives the positioning wheel 9 to rise and move away from the thread passing wheel 5, then the fiber on the fiber placing barrel 2 is twisted into a thread shape, passes through the guide wire 12, and then passes through between the thread passing wheel 5 and the positioning wheel 9, then the electric push rod 17 is controlled to retract, the push plate 16 moves downwards, the spring 7 rebounds, the positioning wheel 9 is pushed downwards, the positioning wheel 9 presses the roving thread on the thread passing wheel 5 for positioning, then one end of the roving thread is connected with the flyer, so that the roving thread is orderly conveyed, when one of the roving threads is broken, the positioning wheel 9 is moved away from the thread passing wheel 5 by pulling the pull rod 10, and the problem that other unbroken roving threads may be separated from the roller and need to be reset, thereby reducing the work efficiency, can be avoided.

[0040] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so that: equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A roving frame yarn feeding device, comprising a base plate (1) and a plurality of coarse fiber holding bins (2), wherein the base plate (1) is provided with a yarn feeding assembly for easy yarn changing, characterized in that: The upper assembly includes two support columns (3) fixedly connected to both ends of the upper surface of the base plate (1). A rotating shaft (4) is rotatably connected between the two support columns (3). Multiple thread guide wheels (5) are fixedly connected to the rotating shaft (4). A U-shaped plate (6) is fixedly connected to the top of the two support columns (3). Multiple springs (7) are fixedly connected to the lower surface of the U-shaped plate (6). A U-shaped frame (8) is fixedly connected to the end of the spring (7) away from the U-shaped plate (6). A positioning wheel (9) adapted to the thread guide wheel (5) is rotatably connected inside the U-shaped frame (8). A pull rod (10) is provided inside the spring (7). One end of the pull rod (10) is fixedly connected to the U-shaped frame (8). The other end of the pull rod (10) passes through the U-shaped plate (6) and forms a sliding arrangement.

2. The yarn feeding device for a roving frame according to claim 1, characterized in that: A mounting plate (11) is fixedly connected between the two support columns (3) on one side below the rotating shaft (4). A plurality of wire guides (12) adapted to the wire guide wheel (5) are fixedly connected to one side wall of the mounting plate (11).

3. The yarn feeding device for a roving frame according to claim 2, characterized in that: The upper surface of the base plate (1) is provided with a placement plate (13) located on one side of the support column (3). The coarse fiber placement bucket (2) is installed equidistantly on the upper surface of the placement plate (13). Multiple positioning columns (14) are fixedly connected to the upper surface of the base plate (1). Multiple positioning blocks (15) respectively sleeved on the positioning columns (14) are fixedly connected to the side wall of the placement plate (13).

4. The yarn feeding device for a roving frame according to claim 3, characterized in that: The upper surface of the U-shaped plate (6) is provided with a push plate (16), the push plate (16) is sleeved on the pull rod (10), and the top of the support column (3) is fixedly connected with an electric push rod (17).

5. The yarn feeding device for a roving frame according to claim 4, characterized in that: The output end of the electric push rod (17) is fixedly connected to the lower surface of the push plate (16), and the top end of the pull rod (10) is fixedly connected to the limit plate (18).

6. The yarn feeding device for a roving frame according to claim 5, characterized in that: Guide rods (19) are fixedly connected to the upper surface of the U-shaped frame (8) on both sides of the spring (7). The end of the guide rod (19) away from the U-shaped frame (8) passes through the U-shaped plate (6) and the push plate (16).

7. A roving frame yarn feeding device according to claim 6, characterized in that: A corrugated pipe (20) is fixedly connected to the upper surface of the U-shaped frame (8), and the spring (7) is located inside the corrugated pipe (20). The end of the corrugated pipe (20) away from the U-shaped frame (8) is fixedly connected to the U-shaped plate (6).

8. A roving frame yarn feeding device according to claim 7, characterized in that: The upper surface of the base plate (1) is fixedly connected to a plurality of threaded rods (21) on one side of the placement plate (13), and the threaded rods (21) are threadedly connected to baffles (22) for locking the placement plate (13).

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