CN216712340U

CN216712340U - Improved yarn breaking device

Info

Publication number: CN216712340U
Application number: CN202123117292.1U
Authority: CN
Inventors: 张健
Original assignee: Haicheng Xinming Textile Co ltd
Current assignee: Haicheng Xinming Textile Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-06-10
Anticipated expiration: 2031-12-13

Abstract

The utility model belongs to the technical field of textiles, and particularly relates to an improved yarn breaking device which comprises a base, wherein two fixing plates are fixedly mounted at the top of the base, the same adjusting screw rod is rotatably mounted on the two fixing plates, a hand wheel is fixedly sleeved at the front end of the adjusting screw rod, a supporting block is slidably mounted at the top side of the base and is in threaded connection with the adjusting screw rod, a supporting screw rod is mounted on the supporting block in a threaded manner, an installation box is rotatably mounted at the top end of the supporting screw rod, and the same rotating shaft is rotatably mounted on the inner walls of the front side and the rear side of the installation box. The device is reasonable in design and simple in operation, the position and the height of the broken yarn of the cutter can be adjusted according to needs, rapid cutting operation can be realized through mutual cooperation between the pushing cylinder, the gear and other components, and meanwhile, the yarn is fixed under the cooperation of the strip-shaped pressing plate before cutting, so that the precision of the broken yarn can be effectively improved.

Description

Improved yarn breaking device

Technical Field

The utility model relates to the technical field of spinning, in particular to an improved yarn breaking device.

Background

In the technical field of textile, various textile equipment is required to be used, a two-for-one twister is one of the textile equipment, and during the use process of the two-for-one twister, a yarn cutting device is generally required to be used for cutting yarns.

Chinese patent with publication number CN 212983124U discloses a yarn breaking device of a two-for-one twister. However, the above patents have the following disadvantages: the improved yarn cutting device needs to be held by an operator for use, the accuracy is poor when yarn cutting operation is carried out, meanwhile, the transmission mode that the motor drives the screw rod is adopted, the transmission ratio is small, the cutting block is fixedly arranged, and when yarn cutting operation is carried out, the stroke of the cutter is long when the cutter carries out cutting operation, so that the response speed of the cutter during cutting is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects of the prior art and provides an improved yarn cutting device.

The technical purpose of the utility model is realized by the following technical scheme: an improved yarn breaking device comprises a base, wherein two fixed plates are fixedly mounted at the top of the base, the same adjusting screw rod is rotatably mounted on the two fixed plates, a hand wheel is fixedly sleeved at the front end of the adjusting screw rod, a supporting block is slidably mounted at the top side of the base and is in threaded connection with the adjusting screw rod, a supporting screw rod is in threaded mounting on the supporting block, an installation box is rotatably mounted at the top end of the supporting screw rod, the same rotating shaft is rotatably mounted on the inner walls of the front side and the rear side of the installation box, a gear is fixedly sleeved at the outer side of the rotating shaft, a strip-shaped opening is formed in one side of the installation box, two lifting plates are horizontally and slidably mounted in the strip-shaped opening, a toothed plate is fixedly mounted at one side, close to each other, of the two lifting plates, and is meshed with the gear, a pushing cylinder is fixedly mounted at the top of the installation box, and the movable end of the pushing cylinder extends into the installation box and is fixedly connected with the lifting plate positioned above the installation box, the equal fixed mounting in one side that the install bin was kept away from to two lifter plates has the bar case, and equal slidable mounting has the strip shaped plate in two bar incasement, and the equal fixed mounting in one side that two strip shaped plates are close to each other has the cutter, and equal vertical slidable mounting has a plurality of slide bars on two bar casees, and one side that two bar casees are close to each other all is provided with two bar clamp plates, and four bar clamp plates respectively with the slide bar fixed connection that corresponds.

Preferably, the support screw is fixedly sleeved with a worm wheel, the bottom of the installation box is fixedly provided with a support plate, the support plate is horizontally and rotatably provided with a worm, the worm is meshed with the worm wheel, and one end of the worm is fixedly sleeved with a rotating wheel.

Preferably, the equal fixed mounting in one side that two bar boards kept away from each other has a plurality of buffer spring, and the one end that bar board was kept away from to a plurality of buffer spring respectively with the inner wall fixed connection who corresponds the bar case.

Preferably, the bar-shaped opening is internally and vertically and fixedly provided with a guide rod, and the two lifting plates are both connected with the guide rod in a sliding manner.

Preferably, fixed mounting has solid fixed ring on the slide bar, and fixed mounting has the pressure spring on the solid fixed ring, and solid fixed ring's one end and the inner wall fixed connection of bar case are kept away from to the pressure spring, and the pressure spring movable sleeve is established in the outside of slide bar, and the equal fixed mounting in one end that the bar clamp plate was kept away from to the slide bar has the stopper.

Preferably, a return spring is fixedly mounted on the top side of the lifting plate located below, and the top end of the return spring is fixedly connected with the toothed plate located on the left side.

Preferably, a plurality of vertical rods are fixedly mounted at the bottom of the mounting box, a plurality of jacks are formed in the top of the supporting block, and the vertical rods are movably inserted into the corresponding jacks respectively.

The utility model has the beneficial effects that: according to the utility model, the pushing cylinder pushes the upper lifting plate to move downwards, and the lower lifting plate can be controlled to move upwards under the coordination of the rotating shaft, the gear and the toothed plate, so that two strip-shaped boxes can drive two cutters and two corresponding strip-shaped pressing plates to move towards the mutually approaching direction, and under the mutual coordination among the components such as a buffer spring, a pressure spring, a sliding rod and the like, yarns can be fixed through the strip-shaped pressing plates before the cutters cut, so that the yarns can be cut off conveniently, and can be quickly separated from the yarns after the cutters cut yarns are finished under the coordination of the pushing cylinder and a reset spring;

the position of the supporting block can be adjusted by rotating the adjusting screw rod through the hand wheel, so that the strip-shaped box can drive the cutter to keep synchronous motion, and the cutting operation can be conveniently carried out on different positions of the yarn;

the worm is rotated through the rotating wheel, the supporting lead screw can be enabled to drive the installation box to carry out height adjustment under the cooperation of the worm wheel, and meanwhile, the installation box can be enabled to keep good stability when ascending and descending under the cooperation of the vertical rods.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic perspective view of an improved yarn cutting device according to the present invention;

FIG. 2 is a schematic cross-sectional view of an improved yarn cutting device according to the present invention;

FIG. 3 is a schematic structural diagram of part A of an improved yarn cutting device according to the present invention.

In the figure: 1. a base; 2. a fixing plate; 3. adjusting the screw rod; 4. a support block; 5. supporting a lead screw; 6. a worm gear; 7. a worm; 8. installing a box; 9. a rotating shaft; 10. a gear; 11. a lifting plate; 12. a toothed plate; 13. a pushing cylinder; 14. a strip-shaped box; 15. a strip plate; 16. a cutter; 17. a buffer spring; 18. a slide bar; 19. A strip-shaped pressing plate; 20. and (5) pressing a spring.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Referring to fig. 1-3, an improved yarn breaking device comprises a base 1, two fixed plates 2 are fixedly mounted at the top of the base 1, the same adjusting screw rod 3 is rotatably mounted on the two fixed plates 2, a hand wheel is fixedly sleeved at the front end of the adjusting screw rod 3, a supporting block 4 is slidably mounted at the top side of the base 1, the supporting block 4 is in threaded connection with the adjusting screw rod 3, the adjusting screw rod 3 is rotated through the hand wheel to adjust the position of the supporting block 4, a supporting screw rod 5 is threadedly mounted on the supporting block 4, an installation box 8 is rotatably mounted at the top end of the supporting screw rod 5, the same rotating shaft 9 is rotatably mounted on the inner walls of the front side and the rear side of the installation box 8, a gear 10 is fixedly sleeved at the outer side of the rotating shaft 9, a strip-shaped opening is formed in one side of the installation box 8, two lifting plates 11 are horizontally and slidably mounted in the strip-shaped opening, and a toothed plate 12 is fixedly mounted on one side, which the two lifting plates 11 are close to each other, and two pinion racks 12 all mesh with gear 10, can make two lifter plates 11 move to opposite direction through pinion rack 12 and gear 10, the top fixed mounting of install bin 8 has the top to push away cylinder 13, and push away in the install bin 8 and with the lifter plate 11 fixed connection who is located the top of pushing away cylinder 13's expansion end, the equal fixed mounting in one side that install bin 8 was kept away from to two lifter plates 11 has bar case 14, equal slidable mounting has bar board 15 in two bar cases 14, the equal fixed mounting in one side that two bar boards 15 are close to each other has cutter 16, equal vertical slidable mounting has a plurality of slide bars 18 on two bar cases 14, one side that two bar cases 14 are close to each other all is provided with two bar clamp plates 19, and four bar clamp plates 19 respectively with corresponding slide bar 18 fixed connection.

In this embodiment, fixed cover is equipped with worm wheel 6 on the support lead screw 5, and the bottom fixed mounting of install bin 8 has the extension board, and the extension board is gone up the horizontal rotation and is installed worm 7, and worm 7 meshes with worm wheel 6 mutually, and the fixed cover of one end of worm 7 is equipped with the runner, rotates worm 7 through the runner and can make worm wheel 6 drive support lead screw 5 rotate to can control the height of install bin 8.

In this embodiment, the equal fixed mounting in one side that two strip shaped plate 15 kept away from each other has a plurality of buffer spring 17, and a plurality of buffer spring 17 keep away from strip shaped plate 15's one end respectively with the inner wall fixed connection who corresponds bar case 14, can provide certain buffering to cutter 16 through a plurality of buffer spring 17.

In this embodiment, vertical fixed mounting has the guide bar in the bar mouth, and two lifter plates 11 all with guide bar sliding connection, can make two lifter plates 11 remain stable slip through the guide bar.

In this embodiment, a fixing ring is fixedly mounted on the slide rod 18, a pressure spring 20 is fixedly mounted on the fixing ring, one end, away from the fixing ring, of the pressure spring 20 is fixedly connected with the inner wall of the bar-shaped box 14, the pressure spring 20 is movably sleeved outside the slide rod 18, a limiting block is fixedly mounted at one end, away from the bar-shaped pressing plate 19, of the slide rod 18, and a certain buffer can be provided for the bar-shaped pressing plate 19 through cooperation of the pressure spring 20, the fixing ring and the slide rod 18.

In this embodiment, the top side fixed mounting of lifter plate 11 that is located the below has reset spring, and reset spring's top with be located left pinion rack 12 fixed connection, can promote lifter plate 11 through reset spring and reset after the cutting is accomplished.

In this embodiment, a plurality of montants are fixedly mounted at the bottom of the installation box 8, a plurality of jacks are formed in the top of the supporting block 4, the montants are movably inserted into the corresponding jacks respectively, and the installation box 8 can be stably lifted and lowered through the cooperation of the jacks and the montants.

The working principle is as follows: when the device is used, firstly, the adjusting screw rod 3 is rotated by the hand wheel to move the supporting block 4 to a required position, the worm 7 is rotated by the rotating wheel, the supporting screw rod 5 drives the installation box 8 to move upwards to a proper height under the coordination of the worm wheel 6, meanwhile, the installation box 8 can keep good stability in the lifting process under the coordination of a plurality of vertical rods, the lifting plate 11 above can be controlled to move downwards by the pushing cylinder 13, the two strip-shaped boxes 14 can move towards the mutually approaching direction under the coordination of the toothed plate 12, the rotating shaft 9 and the gear 10, so that the two cutters 16 can be controlled to move towards the mutually approaching direction, meanwhile, the two strip-shaped pressing plates 19 move towards the mutually approaching direction and fix yarns to be cut, the cutters 16 can perform yarn cutting operation under the coordination of the sliding rod 18, the pressure spring 20 and the buffer spring 17, and after the yarn cutting is completed, the cutter 16 and the strip-shaped pressing plate 19 can be quickly separated from contact with the yarn under the cooperation of the pushing cylinder 13 and the return spring.

The improved yarn cutting device provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. An improved yarn breaking device comprises a base (1) and is characterized in that two fixing plates (2) are fixedly mounted at the top of the base (1), the two fixing plates (2) are rotatably mounted with the same adjusting screw rod (3), a hand wheel is fixedly sleeved at the front end of the adjusting screw rod (3), a supporting block (4) is slidably mounted at the top side of the base (1) and is in threaded connection with the adjusting screw rod (3), a supporting screw rod (5) is mounted on the supporting block (4) in a threaded manner, an installation box (8) is rotatably mounted at the top end of the supporting screw rod (5), the same rotating shaft (9) is rotatably mounted on the inner walls of the front side and the rear side of the installation box (8), a gear (10) is fixedly sleeved at the outer side of the rotating shaft (9), a strip-shaped opening is formed in one side of the installation box (8), and two lifting plates (11) are horizontally and slidably mounted in the strip-shaped opening, toothed plates (12) are fixedly arranged on the mutually close sides of the two lifting plates (11), and the two toothed plates (12) are meshed with the gear (10), the top of the installation box (8) is fixedly provided with a pushing cylinder (13), the movable end of the pushing cylinder (13) extends into the installation box (8) and is fixedly connected with the lifting plate (11) positioned above, one side of the two lifting plates (11) far away from the installation box (8) is fixedly provided with a strip-shaped box (14), the two strip-shaped boxes (14) are respectively and slidably provided with a strip-shaped plate (15), one sides of the two strip-shaped plates (15) close to each other are respectively and fixedly provided with a cutter (16), the two strip-shaped boxes (14) are respectively and vertically provided with a plurality of slide bars (18), one sides of the two strip-shaped boxes (14) close to each other are respectively provided with two strip-shaped pressing plates (19), and the four strip-shaped pressing plates (19) are respectively and fixedly connected with the corresponding sliding rods (18).

2. An improved yarn cutting device as in claim 1, wherein: the worm wheel (6) is fixedly sleeved on the support screw (5), the supporting plate is fixedly mounted at the bottom of the installation box (8), the worm (7) is horizontally installed on the supporting plate in a rotating mode, the worm (7) is meshed with the worm wheel (6), and the rotating wheel is fixedly sleeved at one end of the worm (7).

3. An improved yarn cutting device as in claim 1, wherein: the equal fixed mounting in one side that two strip shaped plate (15) kept away from each other has a plurality of buffer spring (17), and the one end that strip shaped plate (15) were kept away from in a plurality of buffer spring (17) respectively with the inner wall fixed connection who corresponds bar case (14).

4. An improved yarn cutting device as in claim 1, wherein: the vertical fixed mounting has the guide bar in the bar mouth, two lifter plates (11) all with guide bar sliding connection.

5. An improved yarn cutting device as in claim 1, wherein: fixed mounting has solid fixed ring on slide bar (18), and solid fixed ring goes up fixed mounting has pressure spring (20), and solid fixed ring's one end and the inner wall fixed connection of bar case (14) are kept away from in pressure spring (20), and the outside at slide bar (18) is established to pressure spring (20) activity cover, and the equal fixed mounting in one end that bar clamp plate (19) was kept away from in slide bar (18) has the stopper.

6. An improved yarn cutting device as in claim 1, wherein: a return spring is fixedly mounted on the top side of the lower lifting plate (11), and the top end of the return spring is fixedly connected with the toothed plate (12) on the left side.

7. An improved yarn cutting device as in claim 1, wherein: a plurality of vertical rods are fixedly mounted at the bottom of the mounting box (8), a plurality of jacks are formed in the top of the supporting block (4), and the vertical rods are movably inserted into the corresponding jacks respectively.