CN109267185B

CN109267185B - Short automatic yarn feeding device that cuts

Info

Publication number: CN109267185B
Application number: CN201811465872.XA
Authority: CN
Inventors: 王大平; 施敏; 诸菊良; 李永明; 戴晓伟
Original assignee: Jushi Group Co Ltd
Current assignee: Jushi Group Co Ltd
Priority date: 2018-12-03
Filing date: 2018-12-03
Publication date: 2021-01-12
Anticipated expiration: 2038-12-03
Also published as: CN109267185A

Abstract

The invention provides a short-cut automatic yarn feeding device which comprises a bracket, an adjusting mechanism, a chuck, a short-cut assembly and a controller, wherein the chuck is positioned at the end part of the adjusting mechanism and is used for clamping yarns to be short-cut; the adjusting mechanism is positioned at the top of the bracket and above the chopping assembly and is used for adjusting the position of the chuck; the adjusting mechanism and the chopping assembly are electrically connected with the controller. This cut automatic yarn feeding device of short carries out the yarn feed through fixing the chuck in the subassembly top of cutting short to adjust the chuck through adjustment mechanism and install the precursor yarn head, simple structure not only can effectively avoid artifical yarn feed moreover, greatly reduced potential safety hazard alleviates artifical intensity of labour, improves production efficiency and operation security.

Description

Short automatic yarn feeding device that cuts

Technical Field

The invention relates to the technical field of glass fiber product production, in particular to a short-cut automatic yarn feeding device.

Background

The chopped strands are important production raw materials in the field of industrial parts and components of electronics, electrical appliances, automobiles and the like, and have good market prospects at present. However, in the current chopped strand production process, the operation steps of the yarn feeding mode of the chopped strands are complicated, and the yarn ends of the strands need to be manually thrown into a knife roll by workers during yarn feeding. The yarn feeding mode not only needs manual operation, but also has the advantages that in the process of throwing the precursor yarns, the distance between the hand and the knife roll is short, the rotating speed of the knife roll is high, great potential safety hazards exist when workers manually feed the yarns, the hand of the chopping workers is easily wound by the precursor yarns and is brought into the chopping machine, and industrial accidents are caused.

Disclosure of Invention

The present invention is directed to solving the problems described above. It is an object of the present invention to provide an automatic yarn feeding device that solves any of the above problems. Specifically, the invention provides a device capable of replacing manual automatic yarn feeding.

In order to solve the technical problems, the invention provides a short-cut automatic yarn feeding device, which comprises a bracket, an adjusting mechanism, a chuck, a short-cut assembly and a controller, wherein the chuck is positioned at the end part of the adjusting mechanism and is used for clamping yarns to be short-cut; the adjusting mechanism is positioned at the top of the bracket and above the chopping assembly and is used for adjusting the position of the chuck; the adjusting mechanism and the chopping assembly are electrically connected with the controller.

The adjusting mechanism comprises a first telescopic mechanism and a movable support, wherein the first end of the first telescopic mechanism is hinged with the top of the support, the output end of the first telescopic mechanism is hinged with the middle of the movable support, the first end of the movable support is hinged with the support, and the chuck is positioned at the second end of the movable support; the first telescopic mechanism is used for controlling the lifting of the second end of the movable support.

The adjusting mechanism further comprises an electromagnetic valve, wherein the electromagnetic valve is electrically connected with the input end of the first telescopic mechanism, electrically connected with the controller and used for controlling starting, stopping and running of the first telescopic mechanism.

The adjusting mechanism further comprises a second telescopic mechanism, the second telescopic mechanism is fixed at the second end of the movable support, and the chuck is fixedly connected with the output end of the second telescopic mechanism; the input end of the second telescopic mechanism is electrically connected with the controller; the second telescopic mechanism is used for controlling the position of the chuck.

The chopping assembly comprises a knife roller and a baffle roller, wherein the knife roller and the baffle roller are arranged in parallel and in a tangent mode; in the short-cut production, the chuck is positioned above the space between the knife roller and the baffle roller.

Wherein, the baffle roller is a leather roller.

The chopping assembly further comprises a driver, the output end of the driver is in transmission connection with the knife roller, and the input end of the driver is electrically connected with the controller.

Wherein, the chuck is the collet.

The chopped strand automatic yarn feeding device further comprises a hood, and the hood is covered on the chopped strand assembly.

The support comprises a first support body and a second support body, the first support body is of an inverted U-shaped structure, the second support body is of an L-shaped structure, the bottom end of the second support body is fixedly connected with the middle of the top end of the first support body, the first end of the first telescopic mechanism is hinged to the top end of the second support body, and the first end of the movable support is hinged to the middle of the top end of the first support body.

The chopped strand automatic yarn feeding device carries out yarn feeding through the chuck fixed above the chopped strand assembly, and the adjusting mechanism adjusts the chuck to mount the precursor yarn head, so that the chopped strand automatic yarn feeding device is simple in structure, can effectively avoid manual yarn feeding, greatly reduces potential safety hazards, lightens manual labor intensity, and improves production efficiency and operation safety.

Other characteristic features and advantages of the invention will become apparent from the following description of exemplary embodiments, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 schematically shows a construction of a chopped automatic yarn feeding device according to the invention;

fig. 2 schematically shows a side view of a chopped automatic yarn feeding device according to the invention;

FIG. 3 schematically illustrates a structure of the chuck;

fig. 4 exemplarily shows a state diagram of the chopped strand automatic yarn feeding device when a yarn head is mounted;

fig. 5 shows an exemplary state diagram of the chopped strand automatic yarn feeding device in operation.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

According to the invention, the clamping head is arranged above the short cutting assembly to clamp the yarn to be cut for feeding, so that manual yarn feeding is avoided, the operation safety is improved, and the occurrence of safety accidents is reduced; meanwhile, a condition mechanism is arranged, so that the position of the clamping head can be adjusted, and the clamping head can be lifted up, thereby facilitating the clamping of the yarn; in addition, the yarn feeding device is controlled by the controller, so that the automation degree of equipment is improved, manual operation is further reduced, and the working efficiency is improved.

The present invention provides a chopped strand automatic yarn feeding device, which is described in detail below with reference to the accompanying drawings.

Fig. 1 shows a schematic structural view of a specific embodiment of a chopped automatic yarn feeding device of the present invention, fig. 2 shows a side view of the chopped automatic yarn feeding device, and referring to fig. 1 and 2, the chopped automatic yarn feeding device includes a holder 1, an adjusting mechanism 2, a collet 3, a chopping assembly 4 and a controller 5. The clamping head 3 is positioned at the end part of the adjusting mechanism 2 and is used for clamping the yarn to be chopped; the adjusting mechanism 2 is positioned at the top of the bracket 1 and above the short cutting assembly 4, the adjusting mechanism 2 is used for adjusting the position of the chuck 3, and the short cutting assembly 4 is used for cutting the yarn to form a short cut yarn with a preset length; the adjusting mechanism 2 and the short-cut component 4 are both electrically connected with the controller 5, and the controller 5 controls the operation of the adjusting mechanism 2 and the short-cut component 4, so that the automation of yarn feeding and short cutting is realized, the manual participation is reduced, and the production efficiency is improved.

Specifically, the adjusting mechanism 2 includes a first telescoping mechanism 21 and a movable support 22, wherein a first end of the first telescoping mechanism 21 is hinged to the top of the support 1, an output end of the first telescoping mechanism 21 is hinged to the middle of the movable support 22, a first end of the movable support 22 is hinged to the support 1, and the chuck 3 is located at a second end of the movable support 22. The first telescopic mechanism 21 is used for controlling the lifting of the second end of the movable support 22. Specifically, the first telescoping mechanism 21 drives the movable bracket 22 to rotate around the bracket 1 by telescoping, so as to drive the chuck 3 to move. When the first telescopic mechanism 21 retracts, the movable support 22 drives the chuck 3 to lift, so that the chuck 3 can be manually adjusted to clamp the yarn; after the yarn is clamped, the first telescopic mechanism 21 extends out, the movable support 22 is controlled to drive the chuck 3 to descend, and the chuck 3 is ensured to be positioned right above the short cutting assembly 4, so that the short cutting quality is ensured.

For example, the first telescoping mechanism 21 may be a telescoping cylinder or a hydraulic or electric push rod.

As shown in the figure, the adjusting mechanism 2 further includes an electromagnetic valve 23, the electromagnetic valve 23 is electrically connected to an input end of the first telescopic mechanism 21 and electrically connected to the controller 5, and is configured to control start, stop and operation of the first telescopic mechanism 21, and the controller 5 controls opening and closing of the electromagnetic valve 23. For example, the first telescopic mechanism 21 is a telescopic cylinder, and the electromagnetic valve 23 may be disposed on a pipeline communicating compressed air at the tail of the telescopic cylinder, so as to control the start and stop of the telescopic cylinder.

In this embodiment, the adjusting mechanism 2 further comprises a second telescoping mechanism 24, and the second telescoping mechanism 24 is used for controlling the position of the chuck 3. The second telescoping mechanism 24 is fixed at the second end of the movable support 22, the chuck 3 is fixedly connected with the output end of the second telescoping mechanism 24, the lifting of the chuck 3 is controlled by the telescoping of the second telescoping mechanism 24, and the position of the chuck 3 for driving the yarn to feed is further adjusted. Specifically, the input end of the second stretching mechanism 24 is electrically connected with the controller 5, the controller 5 controls the start, stop and operation of the second stretching mechanism 24, for example, an operation program and corresponding numerical values such as stroke parameters can be input in the controller 5 in advance, the controller 5 controls the operation of the second stretching mechanism 24 according to the operation program, and the automation degree of the yarn feeding device is further improved.

For example, the second telescoping mechanism 24 may also be a telescoping cylinder or a hydraulic or electric push rod.

In the chopping automatic yarn feeding device of the invention, the chopping assembly 4 comprises a knife roller 41 and a baffle roller 42, and the knife roller 41 and the baffle roller 42 are arranged in parallel and tangent. When the cutter roller 41 is rotated, the yarn that has fallen is cut by the resist roller 42, and the resist roller 42 holds the yarn to ensure the yarn to be cut. During the short cut production, the clamping head 3 is positioned above the space between the knife roller 41 and the baffle roller 42, so that the yarn can fall between the knife roller 41 and the baffle roller 42 for accurate positioning, and the quality of the short cut yarn is ensured.

In an exemplary embodiment, the baffle roller 42 is selectively arranged as a leather roller, so as to reduce the abrasion of the cutting edge of the knife roller 41 and prolong the service life of the device while ensuring that the knife roller 41 cuts the yarn.

In addition, the chopping assembly 4 further comprises a driver (not shown in the figure), an output end of the driver is in transmission connection with the knife roller 41, and an input end of the driver is electrically connected with the controller 5. The controller 5 controls the start and stop of the driver, so that the start, stop and operation of the knife roll 41 are controlled, the automatic short cutting of yarns is realized, and the automatic production is ensured.

It should be noted that in the automatic yarn feeding device for short cutting of the present invention, the chuck 3 is an elastic chuck, which is convenient for manually adjusting the chuck 3 to clamp the yarn or adjusting the clamping position of the yarn, and meanwhile, the chuck 3 is an elastic structure, so that the chuck is disengaged when the yarn is pulled by external force, which ensures that only the yarn hanging effect is achieved in the short cutting production process, and avoids the short cutting quality of the yarn being affected by over-tight clamping.

The automatic yarn feeding device for short cutting also comprises a hood 6, wherein the hood 6 is covered on the short cutting assembly 4, the knife roller 41 and the baffle roller 42 are protected, meanwhile, the short cut yarn after short cutting is prevented from being brought out by the high-speed operation of the knife roller 41 and falling to various positions, and the collection of the short cut yarn is facilitated.

In an exemplary embodiment, the rack 1 includes a first rack 11 and a second rack 12, the first rack 11 has an inverted U-shaped structure or an H-shaped structure, or an inverted L-shaped structure, so as to ensure the stability of the rack 1, and thus ensure the structural and operational stability of the adjusting mechanism 2; the second frame 12 is an L-shaped structure or an inverted T-shaped structure, so as to ensure that the first telescoping mechanism 21 has a sufficient operating space, and at the same time, ensure that the movable frame 22 can be smoothly pulled up by the first telescoping mechanism 21. Specifically, the bottom end of the second frame body 12 is fixedly connected with the top middle portion of the first frame body 11, the first end of the first telescoping mechanism 21 is hinged to the top end of the second frame body 12, and the first end of the movable support 22 is hinged to the top middle portion of the first frame body 11.

For example, a portal-shaped base having a width of 130cm and a height of 90cm is manufactured as the first frame body 11, the frame body is vertically inverted and arranged in parallel with the rotation axis of the knife roll, and both ends thereof are welded to the base platform; a right-angle bracket (a second bracket body 12) with the vertical height of 40cm and the bottom length of 45cm is welded on the left side of the bracket body; an air cylinder (a first telescopic mechanism 21) with a push head of which the length is 36cm is hinged at the top of the right-angle support; a 50cm long strip-shaped steel (movable support 22) is hinged to the right side of the first frame body 11 in the direction perpendicular to the rotating shaft of the knife roll, and the telescopic head of the cylinder (first telescopic mechanism 21) is hinged to the middle of the strip-shaped steel; then, an air cylinder (a second telescoping mechanism 22) with the length of a push head of 55cm is vertically arranged at the other end of the strip-shaped steel, and a precursor chuck with the length of 18cm is arranged on the push head of the air cylinder.

The above-described aspects may be implemented individually or in various combinations, and such variations are within the scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The automatic yarn feeding device for short cutting is characterized by comprising a bracket (1), an adjusting mechanism (2), a chuck (3), a short cutting assembly (4) and a controller (5), wherein the chuck (3) is positioned at the end part of the adjusting mechanism (2) and is used for clamping yarn to be short cut; the adjusting mechanism (2) is positioned at the top of the bracket (1) and above the chopping assembly (4), and the adjusting mechanism (2) is used for adjusting the position of the chuck (3); the adjusting mechanism (2) and the chopping assembly (4) are both electrically connected with the controller (5);

the adjusting mechanism (2) comprises a first telescopic mechanism (21) and a movable support (22), the first end of the first telescopic mechanism (21) is hinged to the top of the support (1), the output end of the first telescopic mechanism (21) is hinged to the middle of the movable support (22), the first end of the movable support (22) is hinged to the support (1), and the chuck (3) is located at the second end of the movable support (22);

the first telescopic mechanism (21) is used for controlling the lifting of the second end of the movable support (22).

2. A chopped automatic yarn feeding device according to claim 1, characterised in that the regulating mechanism (2) further comprises a solenoid valve (23), the solenoid valve (23) is electrically connected with the input end of the first telescopic mechanism (21) and with the controller (5) for controlling the start, stop and operation of the first telescopic mechanism (21).

3. A chopped automatic yarn feeding device according to claim 1, characterised in that said adjusting mechanism (2) further comprises a second telescopic mechanism (24), said second telescopic mechanism (24) being fixed at the second end of said movable support (22), said cartridge (3) being fixedly connected to the output end of said second telescopic mechanism (24); the input end of the second telescopic mechanism (24) is electrically connected with the controller (5);

the second telescopic mechanism (24) is used for controlling the position of the chuck (3).

4. The chopped automatic yarn feeding device according to claim 1, characterized in that the chopping assembly (4) comprises a knife roller (41) and a stop roller (42), the knife roller (41) being arranged parallel and tangential to the stop roller (42); in the short-cut production, the chuck (3) is positioned above the space between the knife roller (41) and the baffle roller (42).

5. Chopped automatic yarn feeding device according to claim 4, characterised in that the catch roll (42) is a leather roller.

6. A chopped automatic yarn feeding device according to claim 4, characterised in that the chopping assembly (4) further comprises a driver, the output of which is in driving connection with the knife roller (41), the input of which is electrically connected with the controller (5).

7. Chopped automatic yarn feeding device according to claim 1, characterised in that the collet (3) is a collet.

8. The chopped automatic yarn feeding device according to claim 1, characterized in that it further comprises a hood (6), said hood (6) being housed on said chopping assembly (4).

9. The chopped automatic yarn feeding device according to claim 1, characterized in that the support (1) comprises a first support body (11) and a second support body (12), the first support body (11) is of an inverted U-shaped structure, the second support body (12) is of an L-shaped structure, the bottom end of the second support body (12) is fixedly connected with the middle of the top end of the first support body (11), the first end of the first telescoping mechanism (21) is hinged with the top end of the second support body (12), and the first end of the movable support (22) is hinged with the middle of the top end of the first support body (11).