CN120622212A - Yarn shearing mechanism that chemical fiber yarn production was used - Google Patents
Yarn shearing mechanism that chemical fiber yarn production was usedInfo
- Publication number
- CN120622212A CN120622212A CN202511127853.6A CN202511127853A CN120622212A CN 120622212 A CN120622212 A CN 120622212A CN 202511127853 A CN202511127853 A CN 202511127853A CN 120622212 A CN120622212 A CN 120622212A
- Authority
- CN
- China
- Prior art keywords
- shearing
- yarn
- wheel
- platform
- cutter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H51/00—Forwarding filamentary material
- B65H51/02—Rotary devices, e.g. with helical forwarding surfaces
- B65H51/04—Rollers, pulleys, capstans, or intermeshing rotary elements
- B65H51/08—Rollers, pulleys, capstans, or intermeshing rotary elements arranged to operate in groups or in co-operation with other elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H57/00—Guides for filamentary materials; Supports therefor
- B65H57/14—Pulleys, rollers, or rotary bars
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- Treatment Of Fiber Materials (AREA)
Abstract
本发明涉及纱线剪切技术领域，且公开了一种化纤纱线生产用的纱线剪切装置，包括平台以及平台上一侧的立板，剪切台板上设置有剪切组件，剪切台板下方设置有与剪切组件同步动作的夹持板；还包括设置于平台上方的牵引组件，牵引组件在剪切组件剪切纱线后对纱线进行输送；设置于平台下方的夹紧组件，夹紧组件在剪切组件剪切纱线的同时夹紧纱线。本发明通过设置耳板、牵引板和固定轴连接切刀和剪切台板，不仅能够带动切刀在剪切后复位，不会限定切刀的移动轨迹，使得切刀在凸轮的推动下，实现一定弧度的转动，在转动的同时对纱线进行剪切，如此设置，可以避免切刀对纱线直切产生的拉扯，尽可能地避免纱线因剪切被拉断，减少人工的接线频次。
The present invention relates to the field of yarn shearing technology, and discloses a yarn shearing device for chemical fiber yarn production, comprising a platform and a vertical plate on one side of the platform, a shearing assembly being arranged on the shearing table, a clamping plate being arranged below the shearing table and moving synchronously with the shearing assembly; a traction assembly being arranged above the platform, the traction assembly conveying the yarn after the shearing assembly shears the yarn; and a clamping assembly being arranged below the platform, the clamping assembly clamping the yarn while the shearing assembly shears the yarn. The present invention connects the cutter and the shearing table by arranging an ear plate, a traction plate and a fixed shaft, which not only drives the cutter to reset after shearing, but also does not limit the movement trajectory of the cutter, so that the cutter can achieve a certain arc rotation under the push of a cam, and cuts the yarn while rotating. Such an arrangement can avoid the pulling caused by the cutter cutting the yarn straight, and can avoid the yarn being broken due to shearing as much as possible, thereby reducing the frequency of manual wiring.
Description
Technical Field
The invention relates to the technical field of yarn shearing, in particular to a yarn shearing device for chemical fiber yarn production.
Background
The chemical fiber yarn is yarn made of chemical fibers, and has become an indispensable raw material for clothing, home textiles and high-end industrial textiles by virtue of the advantages of wear resistance, easy care, multiple functionalities and the like. In modern chemical fiber yarn production and subsequent processing flows, a yarn shearing device is an indispensable key device.
The yarn shearing device for producing chemical fiber yarns with the bulletin number of CN119100207B comprises a yarn winding shearing machine, wherein a winding box is arranged on the front surface of the yarn winding shearing machine, a group of twisting and cutting mechanisms and a wire arranging mechanism are arranged in a yarn penetrating area of the winding box, and when the quantity of the yarns wound on a winding paper tube reaches a specified value, the yarns are cut off by being embedded into the twisting and cutting mechanism through the wire arranging mechanism, and yarn heads far away from one end of the winding paper tube are tensioned. When the yarn winding machine is used for winding, the chemical fiber yarns are tensioned, and rebound occurs once the yarns are cut off, and then workers need to carry out wire arrangement and threading again, so that the yarn can be clamped by the wire pushing main plate, the wire pushing auxiliary plate, the wire passing plate and the wire pressing middle plate, the yarns can be effectively fixed, and the yarns far away from one end of the winding paper tube are prevented from rebound.
However, the following drawbacks remain in the prior art and in the above-described techniques:
because the thickness of the produced yarn is not fixed, the pulling force generated at the shearing moment of the thinner yarn is negligible, but the thicker yarn is very easy to pull the yarn at the shearing moment, so that the yarn is broken, and the wiring frequency of operators is certainly increased.
Disclosure of Invention
The invention provides a yarn shearing device for chemical fiber yarn production, which solves the problems that the yarn is broken and the wiring frequency of operators is increased definitely because the yarn thickness is not fixed, the pulling force generated at the moment of shearing the thinner yarn is negligible, but the thicker yarn is very easy to pull the yarn at the moment of shearing.
The invention provides a technical scheme that the yarn shearing device for chemical fiber yarn production comprises a platform, a vertical plate on one side of the platform, a conveying assembly arranged on the vertical plate, a shearing platen arranged below the platform, a shearing assembly arranged on the shearing platen, a clamping plate arranged below the shearing platen and synchronously acting with the shearing assembly, a traction assembly arranged above the platform, and a clamping assembly arranged below the platform, wherein the traction assembly conveys yarns after the shearing assembly shears the yarns, and the clamping assembly is arranged below the platform and clamps the yarns while the shearing assembly shears the yarns.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, the conveying assembly comprises a conveying frame arranged on one side of a vertical plate, a first guide wheel is rotatably arranged on one side of the conveying frame, two groups of second guide wheels are symmetrically arranged below the first guide wheel, an adjusting screw is rotatably connected to one side of the conveying frame, and the adjusting screw is in threaded connection with the vertical plate.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, a fixed plate is arranged below a conveying frame on one side of the vertical plate, a third guide wheel and a reversing wheel are rotatably arranged between two adjacent groups of fixed plates, and the yarns are sequentially wound on the surfaces of the first guide wheel, the second guide wheel, the third guide wheel and the reversing wheel.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, the traction assembly comprises a first wheel frame and a traction wheel rotatably arranged in the first wheel frame, the first wheel frame is connected with a platform in a sliding manner, one side of the first wheel frame is connected with a first air cylinder, the first air cylinder is fixedly arranged on the upper surface of the platform, a first sliding groove is formed in the platform, and a T-shaped block matched with the first sliding groove is arranged at the bottom of the first wheel frame.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, the yarn shearing device is characterized in that adjacent traction wheels are arranged in series, one end of each traction wheel is in transmission connection with a first motor, and the first motor is fixedly arranged on one side of a first wheel frame close to the outer side of a platform.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, the clamping assembly comprises a second wheel frame and a positioning wheel rotatably arranged in the second wheel frame, a second air cylinder is arranged on one side of the second wheel frame and connected to the bottom surface of a platform, a second sliding groove is formed in the bottom of the platform, and a T-shaped block matched with the second sliding groove is also arranged at the top of the second wheel frame.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, tensioning assemblies are symmetrically arranged between two groups of second wheel frames, each tensioning assembly comprises a support, a fixing sleeve is rotatably arranged in each support through a torsion spring, one side of each fixing sleeve is connected with a connecting plate, and one side, far away from the fixing sleeve, of each connecting plate is rotatably connected with a floating wheel.
The yarn shearing device for producing the chemical fiber yarns comprises a shearing assembly, wherein the shearing assembly comprises a cutter which is slidably arranged in a platform, a cutting plate is arranged on the shearing platen, a cutting groove is formed in one side, close to the cutting plate, of the cutting plate, a threading hole is formed in the shearing platen, the threading hole is formed between the cutting plate and the cutting plate, a cam is arranged on the shearing platen, a cam shaft is fixedly connected in the cam, the cam shaft is in rotary connection with the shearing platen, and a second motor is in transmission connection with the bottom end of the cam shaft.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, a guide groove is formed in the shearing platen, a limiting block matched with the guide groove is connected to the bottom of the cutter, the limiting block is in clearance fit with the guide groove, ear plates are symmetrically arranged on one side of the cutter, a fixed shaft is arranged on the shearing platen, a traction plate is connected between the ear plates and the fixed shaft in a pin joint mode, a spring mounting plate is mounted on the shearing platen, and a first spring is connected between the cutter and the spring mounting plate.
As an alternative scheme of the yarn shearing device for producing chemical fiber yarns, the yarn shearing device comprises a shearing platen, wherein sliding blocks are connected in the shearing platen and positioned at two sides of a threading hole in a sliding manner, a second spring is connected between the sliding blocks and the shearing platen, clamping plates are symmetrically and slidingly connected to the bottom surface of the shearing platen, the clamping plates are arranged on one side of the sliding blocks in a bonding manner, and guide inclined planes are formed on the opposite sides of the sliding blocks and the clamping plates.
The invention has the following beneficial effects:
1. According to the yarn shearing device for producing the chemical fiber yarns, the lug plate, the traction plate and the fixed shaft are arranged to be connected with the cutters and the shearing platen, so that the cutters can be driven to reset after shearing, the moving track of the cutters is not limited, the cutters are driven by the cam to realize rotation with a certain radian, and the yarns are sheared while rotating, so that the cutters can be prevented from directly shearing the yarns, the yarns are prevented from being broken due to shearing as far as possible, and the artificial wiring frequency is reduced;
2. According to the yarn shearing device for producing the chemical fiber yarns, the clamping assembly is arranged, the cam shaft and the cam are driven by the second motor to rotate, so that the cutter and the cutter plate can be pushed to be meshed, meanwhile, the second cylinder is started to drive the second wheel frame and the positioning wheel in the second wheel frame to close the yarns until the yarns are clamped, the yarns are prevented from rebounding when the yarns are sheared, and the yarns do not need to be rearranged and threaded by workers;
3. According to the yarn shearing device for producing the chemical fiber yarns, the traction assembly is arranged, the first cylinder is started to drive the first wheel frame to move, so that two groups of traction wheels are attached to the yarns and clamped, after shearing, the traction wheels are started to rotate to drive the yarns to continue to be conveyed downwards, workers can conveniently connect the sheared yarns with the winding part again, and the wiring efficiency after shearing is improved;
4. This yarn shearing mechanism that chemical fiber yarn production was used is provided with the grip block of action in step with the shearing subassembly through shearing platen below, when the cutter was acted, and the cutter promoted the slider to the shearing platen below remove, because slider and grip block opposite side are provided with the inclined plane, consequently, the slider moves down can promote the grip block to draw close to the yarn, presss from both sides tightly to the yarn of cutting the below, guarantees that the yarn of both sides is pressed from both sides simultaneously about the cutter, and the yarn can not kick-back when guaranteeing to cut also can not be because of pulling force makes the yarn be pulled apart, produces pulling to thicker yarn itself when further avoiding cutting, causes the yarn to be pulled apart, has reduced operating personnel's wiring frequency.
Drawings
Fig. 1 is a schematic view of a front view perspective structure of the present invention.
Fig. 2 is a schematic perspective view of a conveying assembly, a clamping assembly and a traction assembly according to the present invention.
Fig. 3 is a schematic side perspective view of the conveyor assembly, clamp assembly and traction assembly of the present invention.
Fig. 4 is an enlarged schematic view of the structure a in fig. 3 according to the present invention.
Fig. 5 is an enlarged schematic view of the structure B in fig. 1 according to the present invention.
Fig. 6 is an enlarged schematic view of the structure at C in fig. 1 according to the present invention.
Fig. 7 is a schematic view showing a bottom view and a perspective structure of the present invention.
Fig. 8 is an enlarged schematic view of the structure of fig. 7D according to the present invention.
Fig. 9 is a schematic side view partial perspective view of the present invention.
In the figure, 1, a vertical plate, 2, a platform, 3, a conveying frame, 4, a first guide wheel, 5, a second guide wheel, 6, a fixed plate, 7, a third guide wheel, 8, a reversing wheel, 9, a first wheel frame, 10, a first motor, 11, a first cylinder, 12, a first sliding groove, 13, a traction wheel, 14, a second cylinder, 15, a positioning wheel, 16, a second sliding groove, 17, a bracket, 18, a fixed sleeve, 19, a torsion spring, 20, a connecting plate, 21, a floating wheel, 22, a shearing platen, 23, a cutter, 24, a cutter plate, 25, a cutting groove, 26, a first spring, 27, a spring mounting plate, 28, a second wheel frame, 29, an ear plate, 30, a traction plate, 31, a fixed shaft, 32, a cam, a camshaft, 34, a second motor, 35, a sliding block, 36, a second spring, 37, a clamping plate, 38, a guide groove, 39, an adjusting screw, 40 and a threading hole.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 9, the invention discloses a yarn shearing device for chemical fiber yarn production, which comprises a platform 2 and a vertical plate 1 on one side of the platform 2, wherein a conveying assembly is arranged on the vertical plate 1, the conveying assembly comprises a conveying frame 3 arranged on one side of the vertical plate 1, a first guide wheel 4 is rotatably arranged on one side of the conveying frame 3, two groups of second guide wheels 5 are symmetrically arranged below the first guide wheel 4, an adjusting screw 39 is rotatably connected on one side of the conveying frame 3, and the adjusting screw 39 is in threaded connection with the vertical plate 1. The riser 1 one side is located the carriage 3 below and is provided with fixed plate 6, rotates between two adjacent sets of fixed plates 6 and installs third leading wheel 7 and switching-over wheel 8, and the yarn is around locating first leading wheel 4 in proper order, and second leading wheel 5, third leading wheel 7 and switching-over wheel 8 surface.
In this embodiment, be provided with the conveying subassembly that is used for carrying yarn to the coiling mechanism in riser 1 one side, including carriage 3 and the first leading wheel 4 and the second leading wheel 5 in the carriage 3 in proper order, second leading wheel 5 is provided with two sets of, utilize two sets of second leading wheels 5 to laminate and carry the yarn, simultaneously, be provided with fixed plate 6 below carriage 3, be provided with the third leading wheel 7 and the switching-over wheel 8 that carry out the yarn equally in fixed plate 6, the yarn is laminated with first leading wheel 4 in proper order, second leading wheel 5, third leading wheel 7 and switching-over wheel 8, in the in-process that first leading wheel 4, second leading wheel 5, third leading wheel 7 and switching-over wheel 8 rotate, carry the yarn until the quantity of yarn winding on the reel reaches the settlement numerical value.
It should be noted that, be connected with adjusting screw 39 in carriage 3 one side rotation, adjusting screw 39 and riser 1 threaded connection can adjust the interval between carriage 3 and riser 1 through rotating adjusting screw 39 to carry out tensioning to the yarn according to the thickness of yarn and handle, guarantee that the yarn keeps the in-process of conveying, keep stretching, not only can laminate with each leading wheel, and can not break because of too stretching.
The cutting machine comprises a platform 2, a cutting platen 22 is arranged below the platform 2, a cutting assembly is arranged on the cutting platen 22, the cutting assembly comprises a cutter 23 which is slidably arranged in the platform 2, a cutter plate 24 is arranged on the cutting platen 22, a cutting groove 25 is formed in one side, close to the cutter 23, of the cutter plate 24, a threading hole 40 is formed in the cutting platen 22, the threading hole 40 is located between the cutter 23 and the cutter plate 24, a cam 32 is arranged on the cutting platen 22, a cam shaft 33 is fixedly connected in the cam 32, the cam shaft 33 is in rotary connection with the cutting platen 22, and a second motor 34 is in transmission connection with the bottom end of the cam shaft 33.
In this embodiment, a cutting platen 22 with a slot 25 is disposed below the platform 2, a cutter 23 and a cutter plate 24 are disposed on the cutting platen 22, a slot 25 matching with the blade of the cutter 23 is disposed in the cutter plate 24, yarn passes through the threading hole 40, a second motor 34 is started to drive a cam shaft 33 and a cam 32 on the surface of the cam shaft 33 to rotate, and the cutter 23 is pushed to move on the cutting platen 22 by the eccentricity of the cam 32, and cutting is completed after the cutter 23 is engaged with the slot 25 in the cutter plate 24.
In the second embodiment, the explanation is made on the basis of the first embodiment, specifically, referring to fig. 1 to 9, a guiding groove 38 is formed in the cutting platen 22, a limiting block matched with the guiding groove 38 is connected to the bottom of the cutter 23, the limiting block and the guiding groove 38 are in clearance fit, an ear plate 29 is symmetrically arranged on one side of the cutter 23, a fixed shaft 31 is arranged on the cutting platen 22, a traction plate 30 is pinned between the ear plate 29 and the fixed shaft 31, a spring mounting plate 27 is mounted on the cutting platen 22, and a first spring 26 is connected between the cutter 23 and the spring mounting plate 27.
In this embodiment, the ear plate 29, the traction plate 30 and the fixed shaft 31 are utilized to enable the cutter 23 to realize rotary shearing movement, so that the cutter 23 is close to and engaged with the cutter plate 24, and meanwhile, the cutter 23 and the shearing platen 22 are connected by the first spring 26, so that the cutter 23 can be driven to reset after shearing, the moving track of the cutter 23 is not limited, the cutter 23 is driven by the cam 32 to realize rotation with a certain radian, and yarns are sheared while rotating, so that the cutter 23 can be prevented from directly cutting yarns to produce pulling, the yarns are prevented from being broken due to shearing, and the artificial wiring frequency is reduced as much as possible.
In the third embodiment, the explanation is made on the basis of the first embodiment, specifically, please refer to fig. 1 to 9, and the device comprises a clamping assembly disposed below the platform 2, the clamping assembly clamps the yarn while the shearing assembly shears the yarn, the clamping assembly comprises a second wheel frame 28 and a positioning wheel 15 rotatably mounted in the second wheel frame 28, one side of the second wheel frame 28 is provided with a second air cylinder 14, the second air cylinder 14 is connected to the bottom surface of the platform 2, the bottom of the platform 2 is provided with a second sliding chute 16, and the top of the second wheel frame 28 is also provided with a T-shaped block matched with the second sliding chute 16.
In this embodiment, a clamping assembly is disposed below the platform 2, when the second motor 34 drives the cam shaft 33 and the cam 32 to rotate, the cutter 23 and the cutter plate 24 can be pushed to be engaged, and at the same time, the second cylinder 14 is started to drive the second wheel frame 28 and the positioning wheel 15 in the second wheel frame 28 to close to the yarn until the yarn is clamped, so that the yarn is prevented from rebounding when the yarn is sheared, and the operator does not need to carry out wire arrangement and threading again.
Tensioning assemblies are symmetrically arranged between the two groups of second wheel frames 28, each tensioning assembly comprises a bracket 17, a fixed sleeve 18 is rotatably arranged in each bracket 17 through a torsion spring 19, one side of each fixed sleeve 18 is connected with a connecting plate 20, and one side, far away from the fixed sleeve 18, of each connecting plate 20 is rotatably connected with a floating wheel 21.
In this embodiment, tensioning components are symmetrically arranged between the second wheel frames 28, when the second wheel frames 28 draw together along the second sliding grooves 16, the two groups of floating wheels 21 draw together the yarns, and as the floating wheels 21 are connected to one side of the fixed sleeve 18 through the connecting plates 20, the fixed sleeve 18 is rotationally connected in the bracket 17 through the torsion springs 19, therefore, in the process of attaching the floating wheels 21 to the yarns, the floating wheels 21 attach the yarns to move downwards and rub the yarns, so that the yarns are prevented from being continuously transmitted by the conveying components at the moment of clamping the yarns, the yarns above the clamping components are curled, the follow-up conveying of the yarns is effectively prevented, and the sheared yarns are ensured to be smoothly connected with the winding part.
The fourth embodiment is an explanation based on the first embodiment, specifically referring to fig. 1 to 9, the device further comprises a traction component arranged above the platform 2, the traction component conveys yarns after the yarns are sheared by the traction component, the traction component comprises a first wheel frame 9 and a traction wheel 13 rotatably installed in the first wheel frame 9, the first wheel frame 9 is slidably connected with the platform 2, one side of the first wheel frame 9 is connected with a first air cylinder 11, the first air cylinder 11 is fixedly installed on the upper surface of the platform 2, a first sliding groove 12 is formed in the platform 2, and a T-shaped block matched with the first sliding groove 12 is arranged at the bottom of the first wheel frame 9.
In this embodiment, a traction assembly is disposed above the platform 2, the traction assembly includes a first wheel frame 9 and traction wheels 13 in the first wheel frame 9, a second cylinder 14 drives a second wheel frame 28 to move, and simultaneously, a first cylinder 11 is started to drive the first wheel frame 9 to move, so that two groups of traction wheels 13 are attached to yarns and clamped, after shearing, the traction wheels 13 are started to rotate, and the yarns are driven to continue to be conveyed downwards until workers are convenient to connect the sheared yarns with a winding part again.
The bottom of the first wheel carrier 9 is provided with a T-shaped block matched with the first chute 12, so that the stability of the sliding connection structure of the first wheel carrier 9 and the platform 2 is ensured.
The adjacent traction wheels 13 are arranged in series, one end of each traction wheel 13 is connected with a first motor 10 in a transmission manner, and the first motor 10 is fixedly arranged on one side of the first wheel frame 9 close to the outer side of the platform 2.
In this embodiment, the first motor 10 is utilized to drive multiple groups of traction wheels 13 connected in series, the first motor 10 is electrically connected with the second motor 34, after the second motor 34 completes sequential shearing driving, the first motor 10 can be started to drive the traction wheels 13 to rotate, and the two groups of traction wheels 13 move relatively to drive the yarn to continuously convey.
In the fifth embodiment, the explanation is made on the basis of the first embodiment, specifically, referring to fig. 1 to 9, a clamping plate 37 that moves synchronously with the cutting assembly is disposed below the cutting platen 22, sliding blocks 35 are slidably connected to two sides of the threading holes 40 in the cutting platen 22, a second spring 36 is connected between the sliding blocks 35 and the cutting platen 22, the clamping plate 37 is symmetrically and slidably connected to the bottom surface of the cutting platen 22, the clamping plate 37 is attached to one side of the sliding blocks 35, and guiding inclined planes are formed on opposite sides of the sliding blocks 35 and the clamping plate 37.
In this embodiment, considering that in the above-mentioned shearing process, only the yarn above the cutter 23 is clamped, the balance of the yarn pulling forces on the upper and lower sides of the cutter 23 cannot be ensured during shearing, therefore, the clamping plate 37 which acts synchronously with the shearing assembly is arranged below the shearing platen 22, when the cutter 23 acts, the cutter 23 pushes the sliding block 35 to move below the shearing platen 22, and because the inclined surface is arranged on the opposite side of the sliding block 35 and the clamping plate 37, the sliding block 35 moves downwards to push the clamping plate 37 to close to the yarn, the yarn below the cutter 23 is clamped, the yarns on the upper and lower sides of the cutter 23 are ensured to be clamped simultaneously, the yarn is not rebounded during shearing, the yarn is not broken due to the pulling force, the thicker yarn is further prevented from being pulled during shearing, and the wiring frequency of operators is reduced.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (10)
1. The utility model provides a yarn shearing mechanism of chemical fiber yarn production usefulness, includes riser (1) of one side on platform (2) and platform (2), be provided with conveying assembly on riser (1), its characterized in that:
a shearing platen (22) is arranged below the platform (2), a shearing assembly is arranged on the shearing platen (22), and a clamping plate (37) which synchronously acts with the shearing assembly is arranged below the shearing platen (22);
The yarn feeding device further comprises a traction assembly arranged above the platform (2), wherein the traction assembly conveys the yarns after the yarns are sheared by the shearing assembly;
The yarn clamping device further comprises a clamping assembly arranged below the platform (2), and the clamping assembly clamps the yarn while the shearing assembly shears the yarn.
2. The yarn shearing device for producing chemical fiber yarns according to claim 1, wherein the conveying assembly comprises a conveying frame (3) arranged on one side of the vertical plate (1), a first guide wheel (4) is rotatably arranged on one side of the conveying frame (3), two groups of second guide wheels (5) are symmetrically arranged below the first guide wheel (4), an adjusting screw (39) is rotatably connected on one side of the conveying frame (3), and the adjusting screw (39) is in threaded connection with the vertical plate (1).
3. The yarn shearing device for producing chemical fiber yarns according to claim 2, wherein a fixing plate (6) is arranged below the conveying frame (3) on one side of the vertical plate (1), a third guide wheel (7) and a reversing wheel (8) are rotatably arranged between two adjacent groups of fixing plates (6), and the yarns are sequentially wound on the surfaces of the first guide wheel (4), the second guide wheel (5), the third guide wheel (7) and the reversing wheel (8).
4. The yarn shearing device for producing chemical fiber yarns according to claim 1, wherein the traction assembly comprises a first wheel frame (9) and a traction wheel (13) rotatably installed in the first wheel frame (9), the first wheel frame (9) is in sliding connection with the platform (2), one side of the first wheel frame (9) is connected with a first air cylinder (11), the first air cylinder (11) is fixedly installed on the upper surface of the platform (2), a first sliding groove (12) is formed in the platform (2), and a T-shaped block matched with the first sliding groove (12) is arranged at the bottom of the first wheel frame (9).
5. The yarn shearing device for producing chemical fiber yarns according to claim 4, wherein adjacent traction wheels (13) are arranged in series, one end of each traction wheel (13) is in transmission connection with a first motor (10), and the first motor (10) is fixedly arranged on one side of a first wheel frame (9) close to the outer side of the platform (2).
6. The yarn shearing device for producing chemical fiber yarns according to claim 4, wherein the clamping assembly comprises a second wheel frame (28) and a positioning wheel (15) rotatably installed in the second wheel frame (28), a second air cylinder (14) is arranged on one side of the second wheel frame (28), the second air cylinder (14) is connected to the bottom surface of the platform (2), a second sliding groove (16) is formed in the bottom of the platform (2), and a T-shaped block matched with the second sliding groove (16) is also arranged at the top of the second wheel frame (28).
7. The yarn shearing device for producing chemical fiber yarns according to claim 6, wherein tensioning assemblies are symmetrically arranged between the two groups of second wheel frames (28), each tensioning assembly comprises a support (17), a fixed sleeve (18) is rotatably arranged in each support (17) through a torsion spring (19), one side of each fixed sleeve (18) is connected with a connecting plate (20), and one side, far away from the fixed sleeve (18), of each connecting plate (20) is rotatably connected with a floating wheel (21).
8. The yarn shearing device for producing chemical fiber yarns according to claim 1, wherein the shearing assembly comprises a cutter (23) slidably mounted in a platform (2), a cutter plate (24) is arranged on the shearing platen (22), a cutting groove (25) is formed in one side, close to the cutter (23), of the cutter plate (24), a threading hole (40) is formed in the shearing platen (22), the threading hole (40) is located between the cutter (23) and the cutter plate (24), a cam (32) is mounted on the shearing platen (22), a cam shaft (33) is fixedly connected in the cam (32), the cam shaft (33) is in rotary connection with the shearing platen (22), and a second motor (34) is connected to the bottom end of the cam shaft (33) in a transmission manner.
9. The yarn shearing device for producing chemical fiber yarns according to claim 8, wherein a guide groove (38) is formed in the shearing platen (22), a limiting block matched with the guide groove (38) is connected to the bottom of the cutter (23), the limiting block is in clearance fit with the guide groove (38), an ear plate (29) is symmetrically arranged on one side of the cutter (23), a fixed shaft (31) is arranged on the shearing platen (22), a traction plate (30) is connected between the ear plate (29) and the fixed shaft (31) in a pin joint mode, a spring mounting plate (27) is mounted on the shearing platen (22), and a first spring (26) is connected between the cutter (23) and the spring mounting plate (27).
10. The yarn shearing device for producing chemical fiber yarns according to claim 9, wherein sliding blocks (35) are slidably connected to two sides of the threading holes (40) in the shearing platen (22), a second spring (36) is connected between the sliding blocks (35) and the shearing platen (22), the clamping plates (37) are symmetrically and slidably connected to the bottom surface of the shearing platen (22), the clamping plates (37) are attached to one side of the sliding blocks (35), and guiding inclined planes are formed on the opposite sides of the sliding blocks (35) and the clamping plates (37).
Priority Applications (1)
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