CN218711125U

CN218711125U - Half pressure relief mechanism of spring cradle

Info

Publication number: CN218711125U
Application number: CN202222825652.1U
Authority: CN
Inventors: 彭舜; 黄永平
Original assignee: Changde Jingwei Cradle Technology Co ltd
Current assignee: Changde Jingwei Cradle Technology Co ltd
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-03-24
Anticipated expiration: 2032-10-25

Abstract

The utility model discloses a semi-pressure relief mechanism of a spring cradle, which comprises a cradle body, wherein the upper end of the cradle body is rotationally connected with a handle, one side of the cradle body is provided with a cradle seat, the side wall of the cradle seat is provided with a locking sheet, and a connecting rod piece is arranged to combine the cradle body, the handle, the locking sheet and the cradle seat into a four-bar mechanism; the side wall of the handle is connected with a semi-pressure-release limiting hook in a sliding mode, the drag hook end of the semi-pressure-release limiting hook extends to the lower portion of the handle, a clamping strip is fixed on the side wall of the cradle body above the drag hook end of the semi-pressure-release limiting hook, and the drag hook of the semi-pressure-release limiting hook is not in contact with the clamping strip when the handle is lifted up in a switching mode by adjusting the left position and the right position of the semi-pressure-release limiting hook; the function conversion of the cradle half pressure release and pressure release can be realized by moving the position of the half pressure release limit hook transversely; the installation is simple, the pressure regulating is convenient, greatly reduced workman intensity of labour.

Description

Half pressure relief mechanism of spring cradle

Technical Field

The utility model relates to a weaving equipment technical field, concretely relates to half release mechanism of spring cradle.

Background

In order to prevent the upper leather roller from being pressed and deformed, the pressure of the front leather roller of the cradle needs to be relieved to 30-80N from working pressure during the period of power failure or vacation of a spinning frame of a spinning mill, the cradle returns to the working pressure state before the spinning frame is started again, and yarn does not need to be jointed again.

The pressure relief method adopted by the existing spun yarn spring cradle is as follows: the special spanner is used for adjusting the pressure gear of the front pressurizing combining piece, the pressure is adjusted to the lowest gear, namely the half-pressure release gear, the operation is time-consuming and labor-consuming, in addition, the structure only performs half-pressure release on the front region, the middle region and the rear region are still in a full-pressure state, the middle roller and the rear roller can generate adverse effects such as deformation, one set of the structure is required to be adjusted back when the automobile is driven, the working strength of an operator is high, and the process is complex.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a semi-pressure relief mechanism of a spring cradle, which comprises a cradle body, wherein the upper end of the cradle body is rotatably connected with a handle, one side of the cradle body is provided with a cradle seat, the side wall of the cradle seat is provided with a locking sheet, and a connecting rod piece is arranged to combine the cradle body, the handle, the locking sheet and the cradle seat into a four-bar mechanism; the side wall of the handle is connected with a half-pressure-release limiting hook in a sliding mode, the drag hook end of the half-pressure-release limiting hook extends to the lower portion of the handle, a clamping strip is fixed on the side wall of the cradle body above the drag hook end of the half-pressure-release limiting hook, and the drag hook of the half-pressure-release limiting hook is not in contact with and contacted with the clamping strip when the handle is lifted up in a switching mode by adjusting the left position and the right position of the half-pressure-release limiting hook.

Furthermore, two limiting through grooves are formed in the side wall of the semi-pressure-release limiting hook, limiting fixing shafts are fixed to the side wall of the handle at the positions of the two limiting through grooves, when the limiting fixing shafts are located at the right ends of the limiting through grooves, the semi-pressure-release limiting hook is not in contact with the clamping strips when the handle is lifted, and when the limiting fixing shafts are located at the left ends of the limiting through grooves, the semi-pressure-release limiting hook is in contact with the clamping strips when the handle is lifted.

Furthermore, a fixed block is fixed on one side of the handle of the semi-pressure-release limiting hook, an elastic salient point is arranged on the side wall of the fixed block, and an arc groove matched with the elastic salient point is arranged at the bottom of the semi-pressure-release limiting hook, so that the left position and the right position of the semi-pressure-release limiting hook are positioned.

Furthermore, a hexagonal branch rod shaft is fixed on an installation machine table of the frame base, a tightening base is fixed at the lower end of the frame base, the frame base is rotatably connected with the clamping base through a tightening base shaft, and the tightening base is connected with the hexagonal branch rod shaft through a fixing screw.

Furthermore, the connecting rod piece includes the cradle axle of being connected with cradle body and frame foundation rotation, rotates through the handle axle between handle and the cradle body to be connected, and a stay pivot is connected with to the rotation of stay one lateral wall, rotates between stay and the frame foundation and is connected with the eccentric shaft.

Furthermore, the rocker shaft and the eccentric shaft are respectively the rotation centers of the rocker body and the locking piece, and the intersection point of the extension line of the connecting line between the rocker shaft and the handle shaft and the extension line of the connecting line between the locking piece rotating pin and the eccentric shaft is the instantaneous center of the speed of the handle.

Furthermore, an end cover is fixed at one end of the semi-pressure-release limiting hook far away from the pull hook end.

The utility model discloses beneficial effect as follows: the function conversion of the cradle half pressure release and pressure release can be realized by transversely moving the position of the half pressure release limiting hook, and the service life of the lower roller is effectively prolonged; the movement of a four-bar linkage mechanism consisting of the cradle body, the handle, the locking piece and the cradle seat can be effectively regulated and controlled by adjusting the position of the semi-pressure-release limiting piece, and a special spanner and the like are not needed for regulating pressure gears; the semi-pressure relief mechanism is simple in structure, reliable in function, simple to install and convenient to adjust pressure, greatly reduces labor intensity of workers, and effectively improves operation efficiency.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the present invention in a semi-pressure-release state;

fig. 3 is a schematic structural view of the present invention in a pressure relief state.

The reference numerals are explained below: 1. a cradle body; 2. a handle; 3. an end cap; 4. a semi-pressure release limit hook; 5. a limiting fixed shaft; 6. a fixed block; 7. a cradle shaft; 8. a stem; 9. the locking plate is pivoted; 10. a locking piece; 11. tightening the seat shaft; 12. an eccentric shaft; 13. a frame seat; 14. a hexagonal stalk shaft; 15. fixing screws; 16. a tightening seat; 17. a lower roller; 18. a leather-coating roller; 19. and (6) clamping the strip.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The invention will be further explained with reference to the drawings in the following description:

as shown in fig. 1 and 2, a semi-pressure relief mechanism of a spring cradle comprises a cradle body 1, wherein a handle 2 is rotatably connected to an upper end of the cradle body 1, a cradle base 13 is arranged on one side of the cradle body 1, a locking sheet 10 is arranged on a side wall of the cradle base 13, and a connecting rod is arranged to combine the cradle body 1, the handle 2, the locking sheet 10 and the cradle base 13 into a four-bar mechanism; the side wall of the handle 2 is connected with a half-pressure-release limiting hook 4 in a sliding mode, the drag hook end of the half-pressure-release limiting hook 4 extends to the lower portion of the handle 2, a clamping strip 19 is fixed on the side wall of the cradle body 1 above the drag hook end of the half-pressure-release limiting hook 4, and the drag hook of the half-pressure-release limiting hook 4 is not in contact with and contacted with the clamping strip 19 when the handle 2 is lifted up in a switching mode by adjusting the left and right positions of the half-pressure-release limiting hook 4; when the semi-pressure-release limiting hook 4 is positioned at the left side position, the cradle can be completely lifted by lifting the handle 2, so that the spinning frame is convenient to clean and maintain, the yarn breakage joint is convenient, the upper leather roller 18 is assembled and disassembled, the lower roller 17 is convenient to replace, and the like; when the semi-pressure release limit is at the right position, the lifting handle 2 rotates clockwise, when the handle 2 and the locking piece 10 pass through the dead center position, the draw hook end of the semi-pressure release limit hook 4 is blocked by the clamping strip 19, the handle 2 and the cradle body 1 are prevented from rotating clockwise continuously, and at the moment, the cradle is in a semi-pressure release state.

As shown in fig. 1 to 3, in this embodiment, two limiting through grooves are formed on the side wall of the half-pressure-release limiting hook 4, a limiting fixing shaft 5 is fixed on the side wall of the handle 2 at the two limiting through grooves, when the limiting fixing shaft 5 is located at the right end of the limiting through groove, the half-pressure-release limiting hook 4 is not in contact with the clamping strip 19 when the handle 2 is lifted, and when the limiting fixing shaft 5 is located at the left end of the limiting through groove, the half-pressure-release limiting hook 4 is in contact with the clamping strip 19 when the handle 2 is lifted; a fixing block 6 is fixed on the handle 2 at the semi-pressure-release limiting hook 4, and the side wall of the fixing block 6 is provided with an elastic convex point; an end cover 3 is fixed at one end of the semi-pressure-release limiting hook 4 far away from the draw hook end; after the cradle is pressurized again, the semi-pressure-release limit hook 4 is shifted to the left position, the handle 2 is lifted, the semi-pressure-release limit hook 4 smoothly passes through the cradle body 1, and the cradle is automatically unlocked and in a pressure-relief state.

As shown in fig. 1, in this embodiment, a hexagonal mast shaft 14 is fixed on a mounting machine platform of a frame base 13, a clamping base 16 is fixed at a lower end of the frame base 13, the clamping base 16 is rotatably connected with a clamping base through a clamping base shaft 11, and the clamping base 16 is connected with the hexagonal mast shaft 14 through a fixing screw 15; the whole set of cradle is fixed on a hexagonal pole shaft 14 through a frame base 13, a tightening base 16 and a fixing screw 15.

As shown in fig. 1 to 3, in the present embodiment, the link member includes a cradle shaft 7 rotatably connected to the cradle body 1 and a frame base 13, the handle 2 is rotatably connected to the cradle body 1 via a handle shaft 8, a locking piece rotating pin 9 is rotatably connected to a side wall of the locking piece 10, and an eccentric shaft 12 is rotatably connected between the locking piece 10 and the frame base 13; the cradle shaft 7 and the eccentric shaft 12 are respectively the rotation centers of the cradle body 1 and the locking sheet 10, and the intersection point of the extension line of the connecting line between the cradle shaft 7 and the handle shaft 8 and the extension line of the connecting line between the locking sheet rotating pin 9 and the eccentric shaft 12 is the instant speed center of the handle 2.

The utility model discloses the theory of operation as follows:

pressure relief state: when the semi-pressure-release limiting hook 4 is positioned at the left side position, the clamping strip 19 can not block the semi-pressure-release limiting hook 4 when the handle 2 is lifted, and the cradle can be completely lifted by lifting the handle 2, so that the spinning frame is convenient to clean and maintain, the yarn broken joint is convenient, the upper leather roller 18 is convenient to assemble and disassemble, the lower roller 17 is convenient to replace, and the like.

Half pressure release state: when the semi-pressure-release limiting hook 4 is at the right position, the lifting handle 2 rotates clockwise, after the handle 2 and the locking piece 10 pass through the dead center position, the clamping strip 19 blocks the semi-pressure-release limiting hook 4 from continuing to rotate, the handle 2 and the cradle body 1 are prevented from continuing to rotate clockwise, and at the moment, the cradle is in a semi-pressure-release state.

And (3) state conversion: when the whole cradle is in a semi-pressure release state, the cradle is repressurized, the semi-pressure release limiting hook 4 is shifted to the left position, the handle 2 is lifted, the semi-pressure release limiting hook 4 can smoothly pass through the cradle body 1, and the cradle can be automatically unlocked to be in a pressure release state; thus realizing the conversion of the functions of semi-pressure relief and pressure relief of the cradle.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A semi-pressure relief mechanism of a spring cradle comprises a cradle body (1), wherein a handle (2) is rotatably connected to the upper end of the cradle body (1), a cradle seat (13) is arranged on one side of the cradle body (1), a locking sheet (10) is arranged on the side wall of the cradle seat (13), and a four-bar mechanism is formed by the cradle body (1), the handle (2), the locking sheet (10) and the cradle seat (13) through connecting rod pieces; the method is characterized in that: the side wall sliding connection of handle (2) has half pressure release limit hook (4), the drag hook end of half pressure release limit hook (4) extends to handle (2) below, and cradle body (1) lateral wall is fixed with card strip (19) in the top of half pressure release limit hook (4) drag hook end, and through adjusting the position about half pressure release limit hook (4), the drag hook of half pressure release limit hook (4) and card strip (19) contactless and contact when changeable handle (2) lift.

2. The semi-relief mechanism of a spring cradle according to claim 1, wherein: the side wall of the semi-pressure-release limiting hook (4) is provided with two limiting through grooves, the side wall of the handle (2) is fixedly provided with a limiting fixed shaft (5) at the positions of the two limiting through grooves, when the limiting fixed shaft (5) is positioned at the right end of the limiting through groove, the semi-pressure-release limiting hook (4) is not in contact with the clamping strip (19) when the handle (2) is lifted, and when the limiting fixed shaft (5) is positioned at the left end of the limiting through groove, the semi-pressure-release limiting hook (4) is in contact with the clamping strip (19) when the handle (2) is lifted.

3. The semi-relief mechanism of a spring cradle according to claim 2, wherein: the handle (2) is fixed with a fixed block (6) on one side of the semi-pressure-release limiting hook (4), the side wall of the fixed block (6) is provided with an elastic salient point, the bottom of the semi-pressure-release limiting hook (4) is provided with an arc groove matched with the elastic salient point, and the left and right positions of the semi-pressure-release limiting hook (4) are positioned.

4. The semi-relief mechanism of a spring cradle of claim 1, wherein: be fixed with hexagonal branch pole axle (14) on the installation board of mount (13), the lower one end of mount (13) is fixed with and steps up seat (16), and mount (13) rotate with step up seat (16) through step up a axle (11) and are connected, steps up and connect through fixed screw (15) between seat (16) and the hexagonal branch pole axle (14).

5. The semi-relief mechanism of a spring cradle of claim 1, wherein: the connecting rod piece includes cradle axle (7) of being connected with cradle body (1) and frame foundation (13) rotation, rotates through handle axle (8) between handle (2) and the cradle body (1) and is connected, a lateral wall of stay (10) rotates and is connected with stay commentaries on classics round pin (9), rotates between stay (10) and frame foundation (13) and is connected with eccentric shaft (12).

6. The semi-relief mechanism of a spring cradle according to claim 5, wherein: the cradle shaft (7) and the eccentric shaft (12) are respectively the rotation centers of the cradle body (1) and the locking sheet (10), and the intersection point of the extension line of the connecting line between the cradle shaft (7) and the handle shaft and the extension line of the connecting line between the locking sheet rotating pin (9) and the eccentric shaft (12) is the speed instant center of the handle (2).

7. The semi-relief mechanism of a spring cradle according to claim 1, wherein: an end cover (3) is fixed at one end of the semi-pressure-release limiting hook (4) far away from the draw hook end.