Cotton yarn stretching drawing frame

Abstract

The utility model discloses a cotton yarn stretching drawing frame which comprises a drawing frame body, and discharging tables are arranged on the two sides of the bottom of the drawing frame body. Conveying belts are installed on the two sides of the drawing frame body, a limiting mechanism is arranged on the back face of the drawing frame body, and the auxiliary mechanism comprises an L-shaped rod installed in the middle of the limiting mechanism; the auxiliary gears are installed on the two sides of the top of the L-shaped rod. The multiple transmission racks are arranged on the side edges of the auxiliary gears correspondingly. The driving gear is meshed with one side of the outer wall of the transmission rack; the fixed rod is fixed in the middle of the plurality of transmission racks; the movable assembly is rotationally connected with an inner cavity of the movable groove. By means of the arrangement mode that the limiting mechanism is matched with the auxiliary mechanism, the two opposite movable assemblies can clamp the drawing roller respectively through stretching and retracting of the limiting mechanism, rotation of the drawing roller is not limited, the position of the drawing roller does not need to be manually positioned, and the drawing roller clamping device is simple in structure and convenient to use. And the rotation stability of the drawing roller is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to drawing frame technical field, especially in cotton yarn drawing and drawing frame. BACKGROUND

[0002] The function of drawing frame is to improve the internal structure of sliver, thereby improving its linear length uniformity, reducing weight unevenness, straightening the fibers in the sliver, reducing hooks, making the fineness meet the requirements, and mixing different types or different quality raw materials uniformly to achieve the specified mixing ratio.

[0003] The application number 202321708662.5 discloses a cotton yarn drawing and drawing frame, which comprises a drawing frame body, a drawing frame base is arranged at the bottom end of the drawing frame body, a guide sliding groove is formed in the surface of the drawing frame base, a drawing roller is arranged in the drawing frame body, a sliding block is slidably connected to the surface of the guide sliding groove, the top end of the sliding block is rotatably connected to the bottom end of the drawing roller, and an auxiliary groove is formed in the side edge of the bottom end of the drawing frame body.

[0004] However, the positioning and movement of the roller on the drawing frame still require the worker to pull the pulling handle, so as to realize the positioning of the roller on the drawing frame, which leads to the need for the worker to monitor the roller on the drawing frame, consumes human resources, and affects the stability of the rotation of the drawing frame roller on the drawing frame. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a cotton yarn drawing and drawing frame to solve the problems in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a cotton yarn drawing and drawing frame, comprising: a drawing frame body, a discharge table is fixedly connected to the bottom of the drawing frame body on both sides;

[0007] Transmission belts are installed on both sides of the drawing frame body, a limiting mechanism is arranged on the back of the drawing frame body, an auxiliary mechanism is synchronously connected to the limiting mechanism, and the auxiliary mechanism comprises:

[0008] An L-shaped rod is installed in the middle of the limiting mechanism.

[0009] Auxiliary gears are installed on both sides of the top of the L-shaped rod.

[0010] Transmission racks are arranged on the side edges of the auxiliary gears.

[0011] A driving gear is engaged with one side of the outer wall of the transmission rack;

[0012] A fixed rod is fixed to the middle part of the plurality of transmission racks;

[0013] A movable assembly and a movable slot are rotationally connected with the inner cavity of the movable slot.

[0014] Preferably, the limiting mechanism comprises:

[0015] An electric telescopic rod is fixedly inserted into the middle part of the drawing frame body;

[0016] A push-pull rod is fixed to the telescopic end 1 of the electric telescopic rod;

[0017] A limiting block is fixed to the end of the push-pull rod;

[0018] A ball is rollingly embedded in the inner wall end of the limiting block.

[0019] Preferably, the push-pull rod is slidingly and insertingly connected with the back of the drawing frame body, and the L-shaped rod is fixed to the middle part of the push-pull rod.

[0020] Preferably, the L-shaped rod is slidingly and insertingly connected with the top of the drawing frame body, and the two sides of the L-shaped rod are respectively engaged with the outer walls of the two adjacent auxiliary gears.

[0021] Preferably, the two transmission racks are respectively engaged with the outer walls of the adjacent auxiliary gears, and the transmission racks are slidingly and insertingly connected with the top of the drawing frame body.

[0022] Preferably, the movable assembly comprises:

[0023] A rotating rod is fixedly and insertingly connected with the middle part of the driving gear, and the two ends of the rotating rod are rotationally and insertingly connected with the top and the bottom of the drawing frame body through bearings;

[0024] A movable rod is fixedly inserted into the bottom of the rotating rod, and the movable rod is rotationally connected with the inner cavity of the movable slot;

[0025] A positioning wheel is rotationally and insertingly connected with one end of the movable rod through a pin shaft.

[0026] The technical effects and advantages of the utility model are as follows:

[0027] The utility model discloses a setting mode that limit mechanism and auxiliary mechanism cooperate, utilize the telescopic of limit mechanism, make its L type rod can move at the top of drawing frame body, and through auxiliary gear, make its transmission rack and L type rod reverse movement, convenient drive gear can drive rotating rod to rotate, make its two movable components of opposite can respectively draw roller clamp, and through the setting of ball bearing and locating wheel simultaneously, make its draw roller rotation not be restricted, need not manual positioning to draw roller position manually, and improve draw roller rotation's stability. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is whole structure schematic diagram of the utility model.

[0029] Figure 2 It is drawing frame body horizontal section structure schematic of the utility model Figure One .

[0030] Figure 3 It is drawing frame body horizontal section structure schematic of the utility model Figure Two .

[0031] Figure 4 It is drawing frame body front view section structure schematic diagram of the utility model.

[0032] In the drawing: 1, drawing frame body;2, unloading platform;3, transmission belt;4, limit mechanism;41, electric telescopic rod;42, push-pull rod;43, limit block;44, ball bearing;5, auxiliary mechanism;51, L type rod;52, auxiliary gear;53, transmission rack;54, drive gear;55, fixed rod;56, movable component;561, rotating rod;562, movable rod;563, locating wheel;57, movable slot. DETAILED DESCRIPTION

[0033] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0034] The utility model provides a kind of drawing frame body, including unloading platform, transmission belt and auxiliary mechanism, unloading platform is connected with transmission belt, and auxiliary mechanism is connected with transmission belt. Figures 1-4The cotton yarn drawing frame shown comprises a drawing frame body 1, and a discharge table 2 is fixedly connected to the bottom of the drawing frame body 1 on both sides, the surface of the discharge table 2 is smooth, and a hydraulic pushing mechanism is installed on the back of the drawing frame body 1, which facilitates pushing of the drawing roller, so that the drawing roller can stably discharge through the discharge table 2, and a conveying belt 3 is installed on both sides of the drawing frame body 1, through the arrangement of the conveying belt 3, the drawing roller placed on the conveying belt 3 can enter the drawing frame body 1 to work respectively, and the convenience of movement of the drawing roller on the drawing frame body 1 is facilitated,

[0035] Further, a limiting mechanism 4 is arranged on the back of the drawing frame body 1, the limiting mechanism 4 comprises an electric telescopic rod 41, a push-pull rod 42, a limiting block 43 and a ball 44, the electric telescopic rod 41 is fixedly inserted into the middle part of the drawing frame body 1, the push-pull rod 42 is fixed to the telescopic end of the electric telescopic rod 41, the push-pull rod 42 is slidably inserted and connected to the back of the drawing frame body 1, which facilitates driving of the electric telescopic rod 41 and movement of the push-pull rod 42, the limiting block 43 is fixed to the end of the push-pull rod 42, the limiting block 43 is an arc-shaped structure matched with the outer wall of the drawing roller, and the ball 44 is rollingly embedded in the inner wall end of the limiting block 43, and two adjacent balls 44 are arranged at the two ends of the limiting block 43, through the arrangement of the ball 44, the rotation of the drawing roller is not affected, and at the same time, the position of the rotating drawing roller can be limited through the limiting block 43;

[0036] Further, an auxiliary mechanism 5 is synchronously connected to the limiting mechanism 4, the auxiliary mechanism 5 comprises an L-shaped rod 51, an auxiliary gear 52, a transmission rack 53, a driving gear 54, a fixed rod 55, a movable assembly 56 and a movable groove 57, the auxiliary gear 52, the transmission rack 53 and the driving gear 54 are two auxiliary gears 52, four transmission racks 53 and four driving gears 54 respectively, the L-shaped rod 51 is installed in the middle part of the limiting mechanism 4, the L-shaped rod 51 is fixed to the middle part of the push-pull rod 42, the L-shaped rod 51 is slidably inserted and connected to the top of the drawing frame body 1, two auxiliary gears 52 are respectively installed on the two sides of the top of the L-shaped rod 51, the two sides of the L-shaped rod 51 are respectively meshingly connected with the outer walls of the adjacent two auxiliary gears 52, a plurality of transmission racks 53 are arranged on the side edges of the auxiliary gears 52, two transmission racks 53 are respectively meshingly connected with the outer walls of the adjacent auxiliary gears 52, the transmission rack 53 is slidably inserted and connected to the top of the drawing frame body 1, the driving gear 54 is meshed with one side of the outer wall of the transmission rack 53, the fixed rod 55 is fixed to the middle part of the plurality of transmission racks 53, through the fixed rod 55, the four transmission racks 53 can synchronously and reversely move with the L-shaped rod 51, and the meshing edges of the four driving gears 54 and the four transmission racks 53 are different, so that the two adjacent driving gears 54 on the left and right sides reversely rotate;

[0037] Specifically, the movable assembly 56 is rotationally connected with the inner cavity of the movable groove 57, the movable groove 57 is arranged on the inner wall of the bottom of the drawing frame body 1, the movable assembly 56 comprises a rotating rod 561, a movable rod 562 and a positioning wheel 563, the top of the rotating rod 561 is fixedly connected with the middle of the driving gear 54, the two ends of the rotating rod 561 are rotationally connected with the top and the bottom of the drawing frame body 1 through bearings, the movable rod 562 is fixedly inserted into the bottom of the rotating rod 561, the movable rod 562 is rotationally connected with the inner cavity of the movable groove 57, the positioning wheel 563 is rotationally inserted into one end of the movable rod 562 through a pin shaft, the rotation of the rotating rod 561 is driven by the driving gear 54, the movable rod 562 can reciprocatingly extend and rotate in the inner cavity of the movable groove 57, the positioning wheel 563 can clamp and position the outer part of the drawing roller, the rotation of the drawing roller is not affected by the rotation of the positioning wheel 563 on the end of the movable rod 562, the drawing roller does not need manual monitoring and positioning, the rotation operation of the drawing roller on the drawing frame is not affected, and the efficiency of the drawing frame is improved.

[0038] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can be modified, or part of the technical features of the equivalent replacement, within the spirit and principles of the present application, any modification, equivalent replacement, improvement, etc., should be included in the scope of protection of the present application.

Claims

1. A cotton yarn stretching and drawing frame, comprising: The drawing frame body (1) has a feeding table (2) fixedly connected to both sides of its bottom; The features are as follows: conveyor belts (3) are installed on both sides of the drawing frame body (1), a limiting mechanism (4) is provided on the back of the drawing frame body (1), and an auxiliary mechanism (5) is synchronously connected to the limiting mechanism (4). The auxiliary mechanism (5) includes: L-shaped rod (51), which is installed in the middle of the limiting mechanism (4); Auxiliary gears (52) are mounted on both sides of the top of the L-shaped rod (51); A transmission rack (53), wherein multiple transmission racks (53) are respectively disposed on the side of the auxiliary gear (52); A drive gear (54) meshes with one side of the outer wall of a transmission rack (53); A fixing rod (55) is fixed to the middle of a plurality of transmission racks (53); The movable component (56) and the movable groove (57) are rotatably connected to the inner cavity of the movable component (56) and the movable groove (57).

2. The cotton yarn stretching and drawing frame according to claim 1, characterized in that, The limiting mechanism (4) includes: An electric telescopic rod (41) is fixedly inserted into the middle of the drawing frame body (1); Push-pull rod (42), which is fixed to the telescopic end of the electric telescopic rod (41); A limiting block (43) is fixed to the end of the push-pull rod (42); The ball (44) is rolled and embedded in the inner wall end of the limiting block (43).

3. A cotton yarn stretching and drawing frame according to claim 2, characterized in that, The push-pull rod (42) is slidably inserted into the back of the drawing frame body (1), and the L-shaped rod (51) is fixed in the middle of the push-pull rod (42).

4. A cotton yarn stretching and drawing frame according to claim 2, characterized in that, The L-shaped rod (51) is slidably inserted into the top of the drawing frame body (1), and the two sides of the L-shaped rod (51) are respectively engaged with the outer walls of two adjacent auxiliary gears (52).

5. A cotton yarn stretching and drawing frame according to claim 2, characterized in that, Two of the transmission racks (53) are respectively meshed with the outer wall of the adjacent auxiliary gear (52), and the transmission racks (53) are slidably inserted into the top of the drawing frame body (1).

6. A cotton yarn stretching and drawing frame according to claim 2, characterized in that, The active component (56) includes: Rotating rod (561), the top of the rotating rod (561) is fixedly inserted and connected to the middle of the drive gear (54), and both ends of the rotating rod (561) are rotatably inserted and connected to the top and bottom of the drawing frame body (1) through bearings; Movable rod (562), which is fixedly inserted into the bottom of rotating rod (561), and is rotatably connected to the inner cavity of movable groove (57); A positioning wheel (563) is inserted into one end of a movable rod (562) via a pin.

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