Drafting device for spinning cotton yarn production drawing frame

Abstract

The utility model provides a drafting device for a spinning cotton yarn production drawing frame, which comprises a main body of the drafting device for the spinning cotton yarn drawing frame and a dustproof shielding structure arranged on the front side of the main body of the drafting device for the spinning cotton yarn drawing frame. A handle rod and a sliding rod are held by a hand, so that a clamping rod moves to leave a clamping groove and retracts into a second sliding groove, the handle rod is rotated, the dustproof shielding cloth and the sliding plate are synchronously put down, the dustproof shielding cloth can be well put down, and dustproof shielding is carried out on the drafting device of the cotton yarn spinning drawing frame; the compressed first spring and the compressed second spring are unfolded, the clamping rods are driven to be clamped into the corresponding clamping grooves again, rotation of the rotating disc is limited, and movement of the dustproof shielding cloth can be automatically limited while the dustproof shielding cloth is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to cotton yarn production technical field especially, a kind of drafting device for cotton yarn production drawing frame. BACKGROUND

[0002] The definition of cotton yarn production is to process cotton fiber into continuous yarn through spinning process.This process includes elongating and twisting cotton fiber to make it into a continuous yarn that can be used for weaving.During the production of cotton yarn, the drafting device of drawing frame is usually used to draft and twist cotton yarn during production.

[0003] In existing utility model in China, the announcement No.CN213476200U discloses a kind of drafting device for cotton yarn production drawing frame, including base, the upper surface of the base is provided with drafting device main body, the front surface middle position of the drafting device main body is equipped with limiting slot, the inside both ends of the limiting slot are provided with tight pressing plate, the connecting place of the tight pressing plate with the limiting slot is provided with spring, the connecting place of two tight pressing plates is placed with display;By designing fixed groove in the both side end of drafting device main body and designing protective curtain on the outer surface of winding shaft, it avoids that dust will enter the inside of drafting device for a long time when not in use, which is not convenient for cleaning, causing the next operation cotton yarn dirty, can be inserted into the inside of socket when not in use, rotating by hand holding handle, so that protective curtain cover is on the both side surface of drafting device main body, fixed strip is fixedly connected with drafting device main body by screwing screw, and the inside is protected by protective curtain.

[0004] With reference to the above-mentioned drafting device for cotton yarn production drawing frame, when the protective curtain is lowered for dustproof shielding, it is still necessary to manually twist the screw to fix the fixed strip with the drafting device main body to limit the movement of the protective curtain. This fixing and limiting method of the protective curtain is relatively troublesome to operate, making the dustproof shielding operation of the drafting device for cotton yarn production drawing frame not simple enough. Therefore, how to adjust the protective curtain while automatically limiting the movement of the protective curtain is an important problem to be solved in the design of the drafting device for cotton yarn production drawing frame. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of drafting device for cotton yarn production drawing frame to solve the problem that protective curtain is adjusted while automatically limiting the movement of protective curtain.

[0006] The utility model solves the above technical problem by the following technical scheme:

[0007] The utility model provides a kind of drafting device for cotton yarn production drawing frame, including cotton yarn drawing frame drafting device main body, further comprising:

[0008] A dustproof shielding structure is arranged on the front surface of the drafting device body of the cotton yarn drawing frame.

[0009] A rotating structure is arranged on both sides of the dustproof shielding structure.

[0010] A clamping structure is arranged on the rotating structure, and the clamping structure limits the rotation of the rotating structure.

[0011] Preferably, the fixed shell is fixedly connected to the side walls on the left and right sides of the drafting device body of the cotton yarn drawing frame, and two sliding grooves are formed in the side walls on the opposite sides of the two fixed shells.

[0012] Preferably, two fixed ring plates are fixedly connected to the side walls of the fixed shell, and clamping grooves are equidistantly clamped to the inner side walls of the two fixed ring plates.

[0013] Preferably, the dustproof shielding structure comprises a fixed block, a winding rod, a rotating connecting block, a rotating block, a dustproof shielding cloth and a sliding plate, the fixed block is equidistantly fixedly connected to the side walls of the drafting device body of the cotton yarn drawing frame, the rotating connecting block and the rotating block are rotatably connected to the fixed block, the rotating connecting block is located on the middle two fixed blocks, the rotating block is located on the two fixed blocks on the sides, the winding rod is fixedly connected between the rotating connecting block and the rotating block, the dustproof shielding cloth is fixedly connected to the side wall of the winding rod, and the sliding plate is fixedly connected to the bottom of the dustproof shielding cloth.

[0014] In the technical solution, the winding rod can be rotated to lower the wound dustproof shielding cloth.

[0015] Preferably, the sliding plate is slidingly connected in the sliding groove.

[0016] Preferably, the dustproof shielding structure comprises a rotating gear one, a threaded rod, a connecting rod and a rotating gear two, the connecting rod is fixedly connected to the side wall of the rotating block, the other end of the connecting rod extends into the fixed shell to fixedly connect the rotating gear two, the threaded rod is rotatably connected to the inner side wall of the bottom of the fixed shell, the sliding plate is threadedly connected to the side wall of the threaded rod, the rotating gear one is fixedly connected to the top of the threaded rod, and the rotating gear one and the rotating gear two are engaged with each other.

[0017] In the technical solution, the rotating gear two drives the rotating gear one and the connecting rod to rotate synchronously, the connecting rod drives the rotating block to rotate, the rotating gear one drives the threaded rod to rotate, and the threaded rod drives the sliding plate to move downward, so that the lowering of the dustproof shielding cloth and the movement of the sliding plate are synchronous.

[0018] Preferably, the rotating structure comprises a rotating disc, a handle rod and a fixed rod, one end of the fixed rod is fixedly connected with the rotating gear two, the other end of the fixed rod is fixedly connected with the rotating disc, the rotating disc is rotatably connected with the side wall of the fixed shell, the rotating disc is rotatably connected in the fixed ring plate, and the side wall of the rotating disc is fixedly connected with the handle rod.

[0019] In the technical scheme, the handle rod is rotated, the handle rod drives the rotating disc to rotate, the rotating disc drives the fixed rod to rotate, and the fixed rod drives the rotating gear two to rotate.

[0020] Preferably, the handle rod is eccentrically arranged on the rotating disc, and the side wall of the rotating disc is provided with a sliding groove one and a sliding groove two.

[0021] Preferably, the clamping structure comprises a sliding rod, a spring one, a clamping rod, a spring two and a fixed ring block, the sliding rod is slidably connected in the sliding groove one, the spring one is fixedly connected between the sliding rod and the handle rod at equal distances, the bottom of the sliding rod is fixedly connected with the clamping rod, the side wall of the clamping rod is fixedly connected with the fixed ring block, the clamping rod and the fixed ring block are slidably connected in the sliding groove two, and the fixed ring block and the sliding groove two are fixedly connected with the spring two.

[0022] In the technical scheme, the hand holds the handle rod and the sliding rod, the sliding rod approaches the handle rod, the spring one is compressed, the sliding rod drives the clamping rod to move, the clamping rod drives the fixed ring block to move, the spring two is compressed, the clamping rod moves away from the clamping groove and is retracted in the sliding groove two, and the rotation of the rotating disc is no longer limited.

[0023] Preferably, the clamping rod and the clamping groove are matched with each other.

[0024] In the technical scheme, the clamping rod is clamped into the corresponding clamping groove, the rotation of the rotating disc is limited, the rotation of the rotating gear two and the rotating gear one is limited, the winding rod cannot rotate to wind the dustproof shielding cloth, and the sliding plate cannot move to drive the dustproof shielding cloth to rise.

[0025] On the basis of conforming to the common knowledge in the art, the above-mentioned preferred conditions can be combined at will, that is, the preferred examples of the utility model are obtained.

[0026] The positive progress effect of the utility model lies in that:

[0027] 1. By hand holding the handle bar and sliding rod, the clamping rod moves away from the clamping groove to retract the sliding groove two, rotating the handle bar, the handle bar drives the rotating disc to rotate, the rotating disc drives the rotating gear two to rotate, the rotating gear two drives the rotating gear one and the connecting rod to rotate synchronously, the connecting rod rotates to lower the rolled dustproof shielding cloth, the rotating gear one rotates to drive the sliding plate to move downward, so that the lowering of the dustproof shielding cloth and the movement of the sliding plate are synchronized, which facilitates better lowering of the dustproof shielding cloth, dustproof shielding of the cotton yarn drawing frame drafting device, and prevention of dust from entering the cotton yarn drawing frame drafting device to affect the next work.

[0028] 2. By loosening the handle bar and sliding rod, the compressed spring one and spring two expand to drive the sliding rod and clamping rod to move, so that the clamping rod extends out of the sliding groove two and re-clamps into the corresponding clamping groove, limiting the rotation of the rotating disc, so that the winding rod cannot rotate to wind the dustproof shielding cloth, and the sliding plate cannot move to drive the dustproof shielding cloth to rise, facilitating automatic limitation of the movement of the dustproof shielding cloth while adjusting the dustproof shielding cloth, preventing the dustproof shielding cloth from moving upward and causing dust to enter the cotton yarn drawing frame drafting device. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a whole three-dimensional structure schematic diagram of the utility model.

[0030] Figure 2 It is a whole internal structure schematic diagram of the utility model.

[0031] Figure 3 It is a whole Figure 2 A place local amplification structure schematic diagram of the utility model.

[0032] Figure 4 It is a whole Figure 2 B place local amplification structure schematic diagram of the utility model

[0033] EXPLANATION OF REFERENCE NUMBERS

[0034] 1, cotton yarn drawing frame drafting device main body; 2, fixed shell; 3, sliding through groove; 4, dustproof shielding structure; 401, fixed block; 402, winding rod; 403, rotating connecting block; 404, rotating block; 405, dustproof shielding cloth; 406, sliding plate; 411, rotating gear one; 412, threaded rod; 413, connecting rod; 414, rotating gear two; 5, fixed ring plate; 6, rotating structure; 601, rotating disc; 602, handle bar; 603, fixed rod; 611, sliding groove one; 612, sliding groove two; 7, clamping structure; 701, sliding rod; 702, spring one; 703, clamping rod; 704, spring two; 705, fixed ring block; 8, clamping groove. DETAILED DESCRIPTION

[0035] The utility model is further illustrated below by way of examples, but the utility model is not limited in the scope of the examples.

[0036] As Figures 1-4 shown, a kind of cotton yarn drawing frame is stretched device, including cotton yarn drawing frame stretching device main body 1, further include:

[0037] Dustproof shelter structure 4, the dustproof shelter structure 4 is set in the front of cotton yarn drawing frame stretching device main body 1;

[0038] Rotary structure 6, the rotary structure 6 is set in the both sides of dustproof shelter structure 4;

[0039] Clamping structure 7, the clamping structure 7 is set in rotary structure 6, and the rotation of rotary structure 6 is limited by the clamping structure 7.

[0040] The side wall of the left and right sides of the cotton yarn drawing frame stretching device main body 1 is fixedly connected with fixed shell 2, and two sliding through grooves 3 are formed in the side wall of the opposite sides of two fixed shell 2.

[0041] Two fixed ring plates 5 are fixedly connected on the side wall of fixed shell 2, and clamping groove 8 is equidistantly clamped on the inner side wall of two fixed ring plates 5.

[0042] The dustproof shelter structure 4 includes fixed block 401, winding rod 402, rotary connecting block 403, rotary block 404, dustproof shelter cloth 405 and sliding plate 406, the fixed block 401 is equidistantly fixedly connected on the side wall of cotton yarn drawing frame stretching device main body 1, the rotary connecting block 403 and rotary block 404 are rotatably connected on the fixed block 401, the rotary connecting block 403 is rotatably connected on the middle two fixed block 401, the rotary block 404 is rotatably connected on the two fixed block 401 of both sides, the winding rod 402 is fixedly connected between rotary connecting block 403 and rotary block 404, the dustproof shelter cloth 405 is fixedly connected on the side wall of winding rod 402, and the dustproof shelter cloth 405 is fixedly connected with sliding plate 406 on the bottom.

[0043] Winding rod 402 rotation can be rolled down dustproof shelter cloth 405.

[0044] The sliding plate 406 is slidably connected in sliding through groove 3.

[0045] The dustproof shielding structure 4 comprises a rotating gear one 411, a threaded rod 412, a connecting rod 413 and a rotating gear two 414, the connecting rod 413 is fixedly connected to the side wall of the rotating block 404, the other end of the connecting rod 413 extends into the fixed shell 2 and is fixedly connected to the rotating gear two 414, the threaded rod 412 is rotatably connected to the inner side wall of the bottom of the fixed shell 2, the side wall of the threaded rod 412 is threadedly connected to the sliding plate 406, the top of the threaded rod 412 is fixedly connected to the rotating gear one 411, and the rotating gear one 411 and the rotating gear two 414 are engaged with each other.

[0046] The rotating gear two 414 drives the rotating gear one 411 and the connecting rod 413 to rotate synchronously, the connecting rod 413 drives the rotating block 404 to rotate, the rotating gear one 411 drives the threaded rod 412 to rotate, and the threaded rod 412 drives the sliding plate 406 to move downwards, so that the dustproof shielding cloth 405 is lowered and the sliding plate 406 moves synchronously.

[0047] The rotating structure 6 comprises a rotating disc 601, a handle rod 602 and a fixed rod 603, the fixed rod 603 is fixedly connected to the end of the rotating gear two 414, the other end of the fixed rod 603 is fixedly connected to the rotating disc 601, the rotating disc 601 is rotatably connected to the side wall of the fixed shell 2 and is rotatably connected to the fixed ring plate 5, and the side wall of the rotating disc 601 is fixedly connected to the handle rod 602.

[0048] The handle rod 602 is rotated, the handle rod 602 drives the rotating disc 601 to rotate, the rotating disc 601 drives the fixed rod 603 to rotate, and the fixed rod 603 drives the rotating gear two 414 to rotate.

[0049] The handle rod 602 is eccentrically arranged on the rotating disc 601, and the side wall of the rotating disc 601 is provided with a sliding groove one 611 and a sliding groove two 612.

[0050] The clamping structure 7 comprises a sliding rod 701, a spring one 702, a clamping rod 703, a spring two 704 and a fixed ring block 705, the sliding rod 701 is slidably connected in the sliding groove one 611, the spring one 702 is fixedly connected between the sliding rod 701 and the handle rod 602 at equal distances, the bottom of the sliding rod 701 is fixedly connected to the clamping rod 703, the side wall of the clamping rod 703 is fixedly connected to the fixed ring block 705, the clamping rod 703 and the fixed ring block 705 are slidably connected in the sliding groove two 612, and the fixed ring block 705 and the sliding groove two 612 are fixedly connected to the spring two 704.

[0051] The hand holds the handle rod 602 and the sliding rod 701, the sliding rod 701 is close to the handle rod 602, the spring one 702 is compressed, the sliding rod 701 drives the clamping rod 703 to move, the clamping rod 703 drives the fixed ring block 705 to move, the spring two 704 is compressed, the clamping rod 703 moves away from the clamping groove 8 and is retracted into the sliding groove two 612, and the rotation of the rotating disc 601 is no longer limited.

[0052] The clamping rod 703 and the clamping groove 8 are matched with each other.

[0053] The clamping rod 703 is clamped into the corresponding clamping groove 8, the rotation of the rotating disc 601 is limited, the rotation of the rotating gear two 414 and the rotating gear one 411 is limited, the winding rod 402 cannot rotate to wind the dustproof shielding cloth 405, and the sliding plate 406 cannot move to drive the dustproof shielding cloth 405 to rise.

[0054] In use, the electric elements in the application are externally connected to a power supply and a control switch in use, dustproof shielding of the cotton yarn drawing frame drafting device main body 1 is carried out, the hand holds the handle rod 602 and the sliding rod 701, the sliding rod 701 is close to the handle rod 602, the spring one 702 is compressed, the sliding rod 701 drives the clamping rod 703 to move, the clamping rod 703 drives the fixed ring block 705 to move, the spring two 704 is compressed, the clamping rod 703 moves away from the clamping groove 8 and is retracted into the sliding groove two 612, and the rotation of the rotating disc 601 is no longer limited;

[0055] The handle rod 602 is rotated, the handle rod 602 drives the rotating disc 601 to rotate, the rotating disc 601 drives the fixed rod 603 to rotate, the fixed rod 603 drives the rotating gear two 414 to rotate, the rotating gear two 414 drives the rotating gear one 411 and the connecting rod 413 to synchronously rotate, the connecting rod 413 rotates to drive the rotating block 404 to rotate, the rotating block 404 drives the winding rod 402 to rotate, the winding rod 402 rotates to lower the wound dustproof shielding cloth 405, the rotating gear one 411 rotates to drive the threaded rod 412 to rotate, the threaded rod 412 rotates to drive the sliding plate 406 to move downwards, the lowering of the dustproof shielding cloth 405 and the movement of the sliding plate 406 are synchronized, the dustproof shielding cloth 405 is conveniently lowered, the cotton yarn drawing frame drafting device is dustproofed, dust is prevented from entering the cotton yarn drawing frame drafting device, and the next work is affected.

[0056] When the dustproof shielding cloth 405 is completely put down, the handle rod 602 and the sliding rod 701 are loosened, the compressed spring one 702 and the spring two 704 are unfolded, the sliding rod 701 and the clamping rod 703 are driven to move, the clamping rod 703 is extended out of the sliding groove two 612 and is clamped into the corresponding clamping groove 8 again, the rotation of the rotating disc 601 is limited, the rotation of the rotating gear two 414 and the rotating gear one 411 is limited, the winding rod 402 cannot rotate to wind the dustproof shielding cloth 405, and the sliding plate 406 cannot move to drive the dustproof shielding cloth 405 to rise, so that the dustproof shielding cloth 405 can be adjusted at the same time, the movement of the dustproof shielding cloth 405 can be automatically limited, dust is avoided from entering the drafting device of the cotton yarn drawing frame, and the dustproof shielding cloth 405 is prevented from rising.

[0057] The utility model is not limited to the above-mentioned embodiment, no matter makes any change in its shape or structure, all fall in the protection scope of the utility model. The protection scope of the utility model is defined by the appended claims, and the person skilled in the art can make various changes or modifications to these embodiments without departing from the principles and essence of the utility model, but these changes and modifications all fall into the protection scope of the utility model.

Claims

1. A drafting device for a cotton yarn production drawing frame, comprising a cotton yarn drawing frame drafting device body (1), characterized in that, Also includes: Dustproof shelter structure (4) is arranged in the front of cotton spinning frame drafting device body (1); Rotary structure (6) is arranged on both sides of dustproof shelter structure (4); The clamping structure (7) is arranged on the rotary structure (6), and the clamping structure (7) limits the rotation of the rotary structure (6).

2. The drafting device for a cotton yarn production drawing frame according to claim 1, characterized in that: The fixed shell (2) is fixedly connected to the side wall of the left and right sides of the cotton spinning frame drafting device body (1), and two sliding grooves (3) are formed in the side walls of the opposite sides of the two fixed shells (2).

3. The drafting device for a cotton yarn production drawing frame according to claim 2, characterized in that: The side wall of the fixed shell (2) is fixedly connected with two fixed ring plates (5), and the inner side walls of the two fixed ring plates (5) are equidistantly clamped with clamping grooves (8).

4. The drafting device for a cotton yarn production drawing frame according to claim 1, characterized in that: The dustproof shelter structure (4) includes fixed blocks (401), winding rods (402), rotary connecting blocks (403), rotary blocks (404), dustproof shelter cloths (405) and sliding plates (406), the fixed blocks (401) are equidistantly fixedly connected to the side walls of the cotton spinning frame drafting device body (1), the rotary connecting blocks (403) and the rotary blocks (404) are rotatably connected to the fixed blocks (401), the rotary connecting blocks (403) are rotatably connected to the middle two fixed blocks (401), the rotary blocks (404) are rotatably connected to the two fixed blocks (401) on both sides, the winding rods (402) are fixedly connected between the rotary connecting blocks (403) and the rotary blocks (404), the dustproof shelter cloths (405) are fixedly connected to the side walls of the winding rods (402), and the sliding plates (406) are fixedly connected to the bottoms of the dustproof shelter cloths (405).

5. The drafting device for a cotton yarn production drawing frame according to claim 4, characterized in that: The sliding plate (406) is slidably connected in the sliding groove (3).

6. The drafting device for a cotton yarn production drawing frame according to claim 4, characterized in that: The dustproof shelter structure (4) includes rotary gears one (411), threaded rods (412), connecting rods (413) and rotary gears two (414), the connecting rods (413) are fixedly connected to the side walls of the rotary blocks (404), the other ends of the connecting rods (413) extend into the fixed shells (2) and are fixedly connected with the rotary gears two (414), the threaded rods (412) are rotatably connected to the inner side walls of the bottoms of the fixed shells (2), the side walls of the threaded rods (412) are threadedly connected with the sliding plates (406), the top portions of the threaded rods (412) are fixedly connected with the rotary gears one (411), and the rotary gears one (411) and the rotary gears two (414) are meshed with each other.

7. The drafting device for a cotton yarn production drawing frame according to claim 1, characterized in that: The rotary structure (6) includes rotary discs (601), handle rods (602) and fixed rods (603), the fixed rods (603) are fixedly connected to the ends of the rotary gears two (414), the other ends of the fixed rods (603) are fixedly connected with the rotary discs (601), the rotary discs (601) are rotatably connected to the side walls of the fixed shells (2), the rotary discs (601) are rotatably connected in the fixed ring plates (5), and the side walls of the rotary discs (601) are fixedly connected with the handle rods (602).

8. The drafting device for a cotton yarn production drawing frame according to claim 7, characterized in that: The handle rod (602) is eccentrically arranged on the rotating disc (601), and a sliding groove I (611) and a sliding groove II (612) are formed in the side wall of the rotating disc (601).

9. The drafting device for a cotton yarn production drawing frame according to claim 1, characterized in that: The clamping structure (7) comprises a sliding rod (701), a spring I (702), a clamping rod (703), a spring II (704) and a fixed ring block (705), the sliding rod (701) is slidingly connected in the sliding groove I (611), the spring I (702) is fixedly connected between the sliding rod (701) and the handle rod (602) at equal distances, the bottom of the sliding rod (701) is fixedly connected with the clamping rod (703), the side wall of the clamping rod (703) is fixedly connected with the fixed ring block (705), the clamping rod (703) and the fixed ring block (705) are slidingly connected in the sliding groove II (612), and the spring II (704) is fixedly connected between the fixed ring block (705) and the sliding groove II (612).

10. The drafting device for a cotton yarn production drawing frame according to claim 9, characterized in that: The clamping rod (703) and the clamping groove (8) are matched with each other.

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