Cradle body combined mechanism of cotton spinning machine

Abstract

The utility model discloses a cradle body combined mechanism of a cotton spinning machine, which comprises a cradle body, wherein a handle is arranged on the cradle body; the locking mechanism is arranged on the supporting rod shaft, the locking mechanism is arranged in the cradle body, and a pressure adjusting screw and a locking screw are arranged in the locking mechanism; a groove opening is formed in the outer wall of one side of the cradle body, and the pressure adjusting screw and the locking screw are both located in the groove opening. A mounting notch is formed in the outer wall of one side of the cradle body, the handle is connected to the interior of the mounting notch through a connecting pin, a rear cover is movably mounted on the mounting notch, the rear cover comprises a containing part and a limiting notch, and the rear cover is connected to the interior of the mounting notch through the containing part. According to the cradle body combined mechanism of the cotton spinning machine, the pressure adjusting screw and the locking screw in the locking mechanism are both located in the groove opening formed in the cradle body, so that an operator can quickly adjust the pressure adjusting screw and the locking screw when the cradle body does not rotate; and an operator can conveniently overhaul the equipment.

Description

Technical Field

[0001] The utility model relates to the technical field, in particular to a cradle body combination mechanism for a cotton spinning machine. Background Art

[0002] The drafting device on the textile machine is commonly known as a cradle. Its structure mainly includes: a base, a rocker arm and a handle. The rocker arm and the handle are hinged on the base. One end of the handle is fixed to one end of the rocker arm. A pressurizing component is installed on the lower side of the rocker arm. A fixed seat is installed on the lower end of the pressurizing component. The pressurizing component usually has two forms: spring pressurization and pneumatic pressurization. The cradle is also divided into two forms: spring cradle and airbag cradle. During operation, the base is fixedly installed on the main shaft of the textile machine, and the corresponding leather rollers are fixed on each fixed seat. Then the handle and the rocker arm are pressed down. Under the action of the pressurizing component, each leather roller is pressed against the corresponding roller with a certain pressure. The yarn is located between the leather roller and the roller, and the yarn is drafted.

[0003] According to the invention patent application with publication number: CN105177776A and publication date of 2015-12-23, a cotton spinning coarse and fine yarn cylinder pressurized cradle is disclosed, which includes: a cradle body; a holding and fixing mechanism, which is composed of an upper clamping seat, a lower clamping seat, a bolt, a nut and a positioning hole, the connecting bolt passes through the positioning hole and is connected with the nut in cooperation, a first hinge pin hinge is provided between the upper clamping seat and the lower clamping seat, the upper clamping seat and the lower clamping seat are tightened by the bolt and the nut to form a holding tube shape; clamped in cooperation with the outer surface of the holding tube, so as to realize the installation, holding and fixing of the cradle, the upper clamping seat and the cradle body are hinged by the second hinge pin; a locking mechanism, which includes a push-pull handle, a push rod, a special-shaped top plate, a positioning pin and a first spring, the push-pull handle is located above the cradle body, the push rod is an L-shaped structure, one end of the push rod is connected to the push-pull handle, and the other end of the push rod is connected to the special-shaped top plate Correspondingly, the special-shaped top plate includes a main body, a first end and a second end. The main body is hinged to the upper clamping seat through a third hinge pin. The first end and the second end extend from the same side of the main body. A sliding groove is formed between the first end and the second end. A first limiting portion is provided on the top of the second end, and a second limiting portion is provided at the bottom of the sliding groove. The locating pin is fixed to the front end of the cradle body. When the cradle body rotates around the second pin connecting pin, the locating pin can move between the first limiting portion, the sliding groove and the second limiting portion. An extrusion portion is provided on the side of the second end, and the extrusion portion abuts against the first spring; and a pressure mechanism, the pressure mechanism includes a cylinder and a leather roller holding claw; the leather roller holding claw is installed on the cylinder, and the cylinder is connected to the cradle body. When the cylinder works, it can drive the leather roller holding claw to move. The size of the leather roller holding claw matches that of the leather roller shaft. The leather roller holding claw controls the leather roller shaft to move up and down but not to swing back and forth. Its main technical effects are: the use of hinged upper clamping seat and lower clamping seat makes installation easier and more convenient, the cradle is firmly fixed and the positioning height is highly consistent; the pressure mechanism adopts cylinder pressurization, and all cylinders can use external air sources to uniformly supply air, so as to achieve long-term pressure stability, so the pressure is uniform and the difference between spinning spindles is small. The pressure can be adjusted by a single cylinder to meet the different process requirements of different varieties. At the same time, the pressure adjustment is simpler and faster, with high accuracy, the pressure lock is reliable, and the pressure stability and parallel accuracy can be maintained for a long time.

[0004] The rear cover of the cradle body in the prior art adopts an embedded structure. The rear cover of the embedded structure can only protect the internal structure of the cradle body during the rotation of the cradle body. During the rotation, the external structure of the cradle body is easily worn. At the same time, when the cradle body is not rotating in the prior art, the pressure regulating screw and the fastening screw are both located inside the cradle body, which is not convenient for adjustment. Therefore, a cradle body combination mechanism of a cotton spinning machine is proposed, aiming to solve the problem that the rear cover of the embedded structure of the cradle body combination mechanism in the prior art can only protect the internal structure of the cradle body during the rotation of the cradle body and the pressure regulating screw and the fastening screw are both located inside the cradle body when the cradle body is not rotating, which is not convenient for adjustment. Utility Model Content

[0005] The purpose of the utility model is to provide a cradle body assembly mechanism for a cotton spinning machine, aiming to solve the problems that the rear cover of the embedded structure of the cradle body assembly mechanism in the prior art can only protect the internal structure of the cradle body during the rotation of the cradle body and that when the cradle body is not rotating, the pressure regulating screw and the fastening screw are both located inside the cradle body, making it inconvenient to adjust.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A cotton spinning machine cradle body assembly mechanism, further comprising:

[0008] A cradle body, wherein a handle is provided on the cradle body, and outer walls on opposite sides of the cradle body are both provided with planar hinge parts;

[0009] A locking mechanism is arranged on the support rod shaft, the locking mechanism is arranged inside the cradle body, and a pressure regulating screw and a locking screw are arranged inside the locking mechanism;

[0010] The outer wall of one side of the cradle body is provided with a groove opening, and the pressure regulating screw and the locking screw are both located in the groove opening;

[0011] An installation slot is provided on the outer wall of one side of the cradle body, the handle is connected to the inside of the installation slot through a connecting pin, a rear cover is movably installed on the installation slot, the rear cover includes a receiving portion and a limiting slot, and the rear cover is connected to the inside of the installation slot through the receiving portion.

[0012] Preferably, the locking mechanism includes a locking plate, a pressure adjusting nut and a locking nut, the number of the locking plates is two, the two locking plates are connected by a connecting pin, the pressure adjusting nut and the locking nut are both arranged between the two locking plates, the pressure adjusting screw is threadedly connected to the pressure adjusting nut, and the locking screw is threadedly connected to the locking nut.

[0013] Preferably, a limiting protrusion is provided on an outer wall on one side of the locking plate, and an abutment portion is provided on an outer wall on one side of the cradle body, and the abutment portion is kept in abutment with the limiting protrusion by rotating the cradle body.

[0014] Preferably, a snap-in roller is provided on the handle, and a first groove and a second groove are provided on the outer wall of the locking plate, the first groove is connected to the second groove, and the second groove is located behind the first groove, and the snap-in roller can be inserted into the first groove or the second groove, so that the handle can continue to maintain the lifted state after being lifted.

[0015] Preferably, a pre-pressure groove and a pressurizing groove are further provided on the outer wall of the locking plate, and the pre-pressure groove is connected to the pressurizing groove. The pre-pressure groove and the pressurizing groove are arranged on the side of the outer wall of the locking plate opposite to the first groove, and the snap-in roller can be inserted into the pre-pressure groove or the pressurizing groove, so that the rubber roller connected to the cradle body can abut against the roller for pressurization.

[0016] In the above technical scheme, the utility model provides a cotton spinning machine cradle body combination mechanism, which has the following beneficial effects:

[0017] In the utility model, the pressure-adjusting screw and the locking screw inside the locking mechanism are both located inside the groove openings provided on the cradle body, so that the operator can quickly adjust the pressure-adjusting screw and the locking screw when the cradle body is not rotating, which can facilitate the operator to inspect and repair the equipment. At the same time, an installation groove is provided on the cradle body, the handle is connected to the inside of the installation groove through a connecting pin, and the rear cover is connected to the installation groove through its accommodating portion, which can cover part of the outer wall of the cradle body and reduce the wear of the cradle body. Planar hinges are provided on the outer walls on opposite sides of the cradle body, which are connected to the support rod shaft through the planar hinges, which can reduce the wear and interference of the cradle body during rotation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0019] Figure 1 A schematic diagram of a three-dimensional structure provided for an embodiment of the utility model;

[0020] Figure 2 A schematic diagram of the connection relationship structure of the back cover provided in an embodiment of the utility model;

[0021] Figure 3 A schematic diagram of the structure of the locking mechanism provided by an embodiment of the utility model;

[0022] Figure 4 A schematic diagram of the structure of a locking mechanism provided in a plane according to an embodiment of the utility model;

[0023] Figure 5 A schematic diagram of the structure of the clamping roller provided in the embodiment of the utility model being located in the first groove;

[0024] Figure 6 A schematic diagram of the structure of the clamping roller provided in the embodiment of the utility model being located in the second groove;

[0025] Figure 7 A schematic diagram of the three-dimensional structure of a cradle body provided in an embodiment of the utility model;

[0026] Figure 8 A schematic diagram of the enlarged structure of point A provided in an embodiment of the utility model;

[0027] Fig. 9 This is a schematic diagram of the enlarged structure of point B provided in an embodiment of the utility model.

[0028] Description of reference numerals:

[0029] 1. Support rod shaft; 2. Rocker body; 21. Plane hinge part; 22. Groove mouth; 23. Mounting groove; 24. Abutment part; 3. Handle; 31. Snap-on roller; 4. Locking mechanism; 41. Pressure-adjusting screw; 42. Locking screw; 43. Locking plate; 44. Pressure-adjusting nut; 45. Locking nut; 46. Limiting protrusion; 47. First groove; 48. Second groove; 49. Pre-pressure groove; 40. Pressurization groove; 5. Back cover; 51. Accommodating part; 52. Limiting groove. DETAILED DESCRIPTION

[0030] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0031] See also Figure 1 -7, a cotton spinning machine cradle body assembly mechanism, including a support rod shaft 1, and also includes:

[0032] A cradle body 2, wherein a handle 3 is disposed on the cradle body 2, and outer walls on opposite sides of the cradle body 2 are both provided with planar hinge portions 21;

[0033] A locking mechanism 4 is arranged on the support rod shaft 1, and the locking mechanism 4 is arranged inside the cradle body 2. A pressure regulating screw 41 and a locking screw 42 are arranged inside the locking mechanism 4;

[0034] The outer wall of one side of the cradle body 2 is provided with a groove opening 22, and the pressure regulating screw 41 and the locking screw 42 are both located in the groove opening 22;

[0035] A mounting slot 23 is provided on the outer wall of one side of the cradle body 2, and the handle 3 is connected to the inside of the mounting slot 23 through a connecting pin. A rear cover 5 is movably installed on the mounting slot 23, and the rear cover 5 includes a receiving portion 51 and a limiting slot 52, and the rear cover 5 is connected to the inside of the mounting slot 23 through the receiving portion 51.

[0036] A rubber roller is provided on the cradle body 2, and the rubber roller is used to cooperate with the roller to apply pressure to the roller. It should be pointed out that the rubber roller is provided on the cradle body 2 is a prior art, and its structure, connection principle and working principle are all prior art, which will not be described in detail here.

[0037] The outer walls on opposite sides of the cradle body 2 are provided with mounting notches 23, a connecting pin is provided between the two mounting notches 23, one end of the handle 3 is connected to the cradle body 2 through the connecting pin, the outer walls on opposite sides of the cradle body 2 are respectively provided with planar hinges 21, the planar hinges 21 provided on the outer walls on both sides of the cradle body 2 are provided with through holes, the through holes provided can be used to pass the support rod shaft 1, the cradle body 2 is rotatably connected to the support rod shaft 1 through the through holes provided, the locking mechanism 4 is provided on the support rod shaft 1, and The locking mechanism 4 is located inside the cradle body 2, and a pressure-adjusting nut 44 and a locking nut 45 are provided inside the locking mechanism 4. The pressure of the rubber roller on the roller can be adjusted by the pressure-adjusting nut 44, and the degree of fixation between the locking piece 43 and the support rod shaft 1 can be adjusted by the locking nut 45. It should be pointed out that adjusting the pressure of the rubber roller on the roller by the pressure-adjusting nut 44 and adjusting the degree of fixation between the locking piece 43 and the support rod shaft 1 by the locking nut 45 are both prior arts, and their specific structures and working principles are not described in detail here. Further, as Figure 7 As shown, a groove 22 is provided on the outer wall of one side of the cradle body 2. Figure 2 As shown, when the handle 3 is not lifted, the pressure-adjusting screw 41 and the locking screw 42 are located inside the groove 22. At this time, the maintenance worker can use a wrench to quickly adjust the pressure-adjusting screw 41 and the locking screw 42, which can facilitate the maintenance worker to debug or repair the equipment;

[0038] A rear cover 5 is mounted on the mounting slot 23. Specifically, the rear cover 5 includes a housing portion 51 and a limiting slot 52. The outer shape of the housing portion 51 is matched with the shape of the mounting slot 23, and the inner shape of the housing portion 51 is matched with the shape of the connecting pin, so that the housing portion 51 can be mounted to the outside of the mounting slot 23, so that the rear cover 5 can cover the mounting slot 23 opened on the cradle body 2, thereby protecting the connecting pin and the position of the mounting slot 23 of the cradle body 2 to prevent damage during rotation. At the same time, a limiting slot 52 is opened on the outer wall on one side of the rear cover 5, and the width of the limiting slot 52 is matched with the width of the handle 3 to facilitate the installation of the rear cover 5 or the later maintenance of the cradle body 2.

[0039] Preferably, Figure 1 and Figure 2 As shown, the handle 3 is an "L"-shaped plane structure as a whole. The plane structure of the handle 3 is more convenient to apply force when in use, and can be convenient for operators to use.

[0040] In the utility model, the pressure-adjusting screw 41 and the locking screw 42 inside the locking mechanism 4 are both located inside the groove 22 provided on the cradle body 2, so that the operator can quickly adjust the pressure-adjusting screw 41 and the locking screw 42 when the cradle body 2 is not rotating, which can facilitate the operator to inspect and repair the equipment. At the same time, a mounting groove 23 is provided on the cradle body 2, the handle 3 is connected to the mounting groove 23 through a connecting pin, and the rear cover 5 is connected to the mounting groove 23 through its accommodating portion 51, which can cover part of the outer wall of the cradle body 2 to reduce the wear of the cradle body 2. Planar hinges 21 are provided on the outer walls on opposite sides of the cradle body 2, which are connected to the support rod shaft 1 through the planar hinges 21, which can reduce the wear and interference of the cradle body 2 during rotation.

[0041] As a further embodiment provided by the utility model, the locking mechanism 4 includes a locking plate 43, a pressure-adjusting nut 44 and a locking nut 45. Specifically, there are two locking plates 43, and the two locking plates 43 are connected by a connecting pin. The pressure-adjusting nut 44 and the locking nut 45 are both connected between the two locking plates 43. The pressure-adjusting screw 41 is threadedly connected to the pressure-adjusting nut 44, and the locking screw 42 is threadedly connected to the locking nut 45. One end of the locking screw 42 abuts against the outer wall of the support rod shaft 1, and a V-shaped groove is opened on the outer wall of the support rod shaft 1, and one end of the pressure-adjusting screw 41 abuts against the inner wall of the V-shaped groove.

[0042] Further, such as Figure 3 and Figure 4 As shown, a limiting protrusion 46 is provided on the outer wall of the locking plate 43, and an abutment portion 24 is provided on the outer wall of one side of the cradle body 2. The abutment portion 24 can abut against the limiting protrusion 46, so that the cradle body 2 can maintain a fixed connection, thereby preventing the cradle body 2 and the handle 3 from being damaged and causing safety problems due to excessive rotation.

[0043] Further, such as Figure 5 , Figure 6 , Figure 8 and Fig. 9 As shown, a clamping roller 31 is provided on the outer wall of the handle 3, and a first groove 47 and a second groove 48 are provided on the outer wall of the locking plate 43. The first groove 47 and the second groove 48 are connected, and the second groove 48 is located behind the first groove 47. The clamping roller 31 can be clamped into the first groove 47 or the second groove 48, so that the handle 3 can continue to maintain the lifted state after being lifted. A protrusion is provided between the first groove 47 and the second groove 48 to prevent the clamping roller 31 from crossing the first groove 47 and directly entering the second groove 48. As an embodiment provided by the utility model, Figure 5As shown in FIG. 1 , when the clamping roller 31 is located in the first groove 47, the angle C between the cradle body 2 and the roller slide is 45°. When the clamping roller 31 is located in the second groove 48, as shown in FIG. Figure 6 As shown, the angle D between the cradle body 2 and the roller slide is 75°, which can realize two-stage lifting of the cradle body 2, making it convenient for maintenance personnel to perform inspection and maintenance.

[0044] As a further embodiment provided by the present utility model, Figure 4 As shown, a pre-pressing groove 49 and a pressurizing groove 40 are also provided on the outer wall of the locking plate 43, and the pre-pressing groove 49 and the pressurizing groove 40 are connected. As shown in the figure, the pre-pressing groove 49 and the pressurizing groove 40 are arranged on the outer wall of the locking plate 43 on one side relative to the first groove 47, and the clamping roller 31 can be clamped into the pre-pressing groove 49 and the pressurizing groove 40. When the clamping roller 31 is clamped into the pre-pressing groove 49, the rubber roller connected to the cradle body 2 is in a semi-released state. When the clamping roller 31 is clamped into the pressurizing groove 40, the rubber roller on the cradle body 2 is in contact with the roller, and the rubber roller is in a fully released state.

[0045] Those skilled in the art will appreciate that other similar connection methods may also be used to implement the present invention, such as welding, bonding or screwing.

[0046] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A cradle assembly mechanism for a cotton spinning machine, comprising a support rod shaft (1), characterized in that: Also includes: A cradle body (2), wherein a handle (3) is provided on the cradle body (2), and outer walls on opposite sides of the cradle body (2) are both provided with planar hinged portions (21); A locking mechanism (4) disposed on the support rod shaft (1), the locking mechanism (4) being disposed inside the cradle body (2), and a pressure regulating screw (41) and a locking screw (42) being disposed inside the locking mechanism (4); The outer wall of one side of the cradle body (2) is provided with a groove opening (22), and the pressure regulating screw (41) and the locking screw (42) are both located in the groove opening (22); An installation slot (23) is provided on an outer wall of one side of the cradle body (2); the handle (3) is connected to the inside of the installation slot (23) via a connecting pin; a rear cover (5) is movably mounted on the installation slot (23); the rear cover (5) comprises a receiving portion (51) and a limiting slot (52); the rear cover (5) is connected to the inside of the installation slot (23) via the receiving portion (51).

2. A cradle assembly mechanism for a cotton spinning machine according to claim 1, characterized in that: The locking mechanism (4) comprises a locking plate (43), a pressure regulating nut (44) and a locking nut (45); the number of the locking plates (43) is two, the two locking plates (43) are connected via a connecting pin, the pressure regulating nut (44) and the locking nut (45) are both arranged between the two locking plates (43), the pressure regulating screw (41) is threadedly connected to the pressure regulating nut (44), and the locking screw (42) is threadedly connected to the locking nut (45).

3. A cradle assembly mechanism for a cotton spinning machine according to claim 2, characterized in that: A limiting protrusion (46) is provided on the outer wall of one side of the locking piece (43), and an abutment portion (24) is provided on the outer wall of one side of the cradle body (2). The abutment portion (24) is kept in abutment with the limiting protrusion (46) by the rotation of the cradle body (2).

4. A cradle assembly mechanism for a cotton spinning machine according to claim 2, characterized in that: The handle (3) is provided with a snap-on roller (31), and the outer wall of the locking plate (43) is provided with a first groove (47) and a second groove (48), the first groove (47) is connected to the second groove (48), and the second groove (48) is located behind the first groove (47), and the snap-on roller (31) can be snapped into the first groove (47) or the second groove (48), so that the handle (3) can continue to maintain the lifted state after being lifted.

5. A cradle assembly mechanism for a cotton spinning machine according to claim 4, characterized in that: A pre-pressing groove (49) and a pressurizing groove (40) are also provided on the outer wall of the locking plate (43); the pre-pressing groove (49) is connected to the pressurizing groove (40); the pre-pressing groove (49) and the pressurizing groove (40) are provided on the outer wall of the locking plate (43) on a side opposite to the first groove (47); the clamping roller (31) can be clamped into the pre-pressing groove (49) or the pressurizing groove (40), so that the rubber roller connected to the cradle body (2) can abut against the roller for pressurization.

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