CN216791480U

CN216791480U - Buffer alarm device for tension sudden change of fiber yarn

Info

Publication number: CN216791480U
Application number: CN202123448072.7U
Authority: CN
Inventors: 赵丽
Original assignee: Sichuan Huashun Haitian Chemical Fiber Co ltd
Current assignee: Sichuan Huashun Haitian Chemical Fiber Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-21
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a fiber tension sudden change buffering alarm device which is characterized by comprising a base (1), an audible and visual alarm (4), a telescopic supporting rod (2), a cross beam (3), a tension buffering mechanism and an alarm triggering mechanism. When the fiber yarn tension monitoring device is used, the telescopic connecting rod naturally droops under the action of no external force, so that the pressing wheel is in contact with the fiber yarn under the action of no external force, the pressure of a monitoring part on the fiber yarn is effectively reduced, the buffer effect on the tension sudden change of the fiber yarn can be well ensured, and meanwhile, when the pressing wheel is lifted, the microswitch can be triggered to give an alarm by the audible and visual alarm, so that an operator can timely treat the fiber yarn with the tension sudden change, and the phenomena of yarn breakage, yarn winding and the like of the fiber yarn when the tension sudden change occurs are well prevented.

Description

Buffer alarm device for tension sudden change of fiber yarn

Technical Field

The utility model relates to the technical field of fibers, in particular to a fiber tension sudden change buffering alarm device.

Background

In the production process of the fiber yarn, because the conveying distance of the fiber yarn is longer, the tension of the fiber yarn is easy to change suddenly in the twisting, unwinding and winding processes, so that the phenomena of yarn breaking, yarn winding and the like are caused. Therefore, a tension buffer device is often adopted in the fiber yarn production industry to reduce the problems of yarn breakage, yarn winding and the like when the tension of the fiber yarn is suddenly changed. However, the existing fiber yarn tension buffering device is not only complex in structure, but also poor in buffering effect, and meanwhile, cannot warn tension sudden change, and cannot meet the requirements of the existing fiber yarn production industry. Therefore, the technical personnel in the field provide a fiber yarn tension sudden change buffer alarm device which can not only improve the buffer effect, but also warn the tension sudden change.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides a fiber tension sudden change buffer alarm device which can improve the buffer effect and can warn tension sudden change.

The purpose of the utility model is realized by the following technical scheme: a fiber tension sudden change buffering alarm device comprises a base, an audible and visual alarm, a telescopic supporting rod arranged on the base, a beam horizontally fixed at the top of the telescopic supporting rod, two tension buffering mechanisms symmetrically arranged on the beam, and an alarm triggering mechanism arranged on the lower end face of the beam and in contact with one of the two tension buffering mechanisms; the alarm triggering mechanism is connected with the audible and visual alarm.

As a further scheme of the utility model, the tension buffer mechanism comprises a suspension arm vertically fixed on the lower end surface of the cross beam, a wire guide wheel movably arranged at the lower end of the suspension arm through a bearing, a telescopic connecting rod movably arranged on the suspension arm through a chuck and positioned at the right side or the left side of the wire guide wheel, and a pinch roller fixed at the end part of an inner rod of the telescopic connecting rod through an L-shaped support arm; the pinch roller is movably arranged on the L-shaped support arm and is contacted with the alarm trigger mechanism; the chuck is movably connected with the suspension arm.

As a further scheme of the utility model, the alarm triggering mechanism comprises a sliding plate, a telescopic suspension arm vertically fixed on the lower plate surface of the sliding plate and a microswitch fixedly arranged at the end part of an inner rod of the telescopic suspension arm; the micro switch is contacted with the pinch roller and is always positioned above the pinch roller under the driving of the sliding plate; the audible and visual alarm is connected with the microswitch; the sliding plate is connected with the cross beam in a sliding mode.

In order to adjust the position of the pressing wheel, the microswitch can be always positioned right above the pressing wheel when the position of the pressing wheel changes, and the sliding plate is provided with a strip-shaped through hole so as to horizontally move on the cross beam.

In order to fix the sliding plate and ensure that the microswitch can be in good contact with the pressing wheel, a positioning bolt for fixing the sliding plate is arranged on the cross beam and penetrates through the strip-shaped through hole of the sliding plate to be in threaded connection with the cross beam.

In addition, in order to reduce the influence of the self weight of the clamping head, the telescopic connecting rod and the pressing wheel on the tension buffering of the fiber yarns and further damage the fiber yarns, the clamping head, the telescopic connecting rod and the pressing wheel are all made of TPX plastic.

Compared with the prior art, the utility model has the following advantages and beneficial effects:

(1) when the fiber yarn tension monitoring device is used, the telescopic connecting rod naturally droops under the action of no external force, so that the pressing wheel is in contact with the fiber yarn under the action of no external force, the pressure of a monitoring part on the fiber yarn is effectively reduced, the buffer effect on the tension sudden change of the fiber yarn can be well ensured, and meanwhile, when the pressing wheel is lifted, the microswitch can be triggered to give an alarm by the audible and visual alarm, so that an operator can timely treat the fiber yarn with the tension sudden change, and the phenomena of yarn breakage, yarn winding and the like of the fiber yarn when the tension sudden change occurs are well prevented.

(2) The clamping head, the telescopic connecting rod and the pressing wheel are all made of TPX plastics, so that the pressure of the clamping head, the telescopic connecting rod and the pressing wheel on the fiber yarns can be reduced better, the influence of external force on the tension of the fiber yarns is effectively reduced, and the buffer effect on the tension sudden change of the fiber yarns is ensured better.

(3) The utility model uses the telescopic connecting rod as the linkage part of the pressing wheel, can realize the pressure adjustment of the pressing wheel on the fiber yarns, and effectively improves the use effect of the device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

FIG. 3 is a schematic view showing the connection of the chuck, the telescopic connecting rod and the pressing wheel according to the present invention.

Fig. 4 is a schematic view of the structure of the sliding panel of the present invention.

The reference numbers in the above figures refer to: the device comprises a base, a telescopic supporting rod, a cross beam, a sound-light alarm, a telescopic connecting rod, a clamp head, a suspension arm, a wire guide wheel, a pressing wheel, a sliding plate, a strip-shaped through hole, a telescopic suspension arm, a micro switch, a positioning bolt and an L-shaped supporting arm, wherein the base is 1, the telescopic supporting rod is 2, the cross beam is 3, the sound-light alarm is 4, the telescopic connecting rod is 5, the clamp head is 6, the suspension arm is 7, the wire guide wheel is 8, the pressing wheel is 9, the sliding plate is 10, the strip-shaped through hole is 101, the telescopic suspension arm is 11, the micro switch is 12, the positioning bolt is 13, and the L-shaped supporting arm is 14.

Detailed Description

The present invention will be described in further detail with reference to examples, but the embodiments of the present invention are not limited thereto.

Examples

As shown in fig. 1 to 4, the fiber tension sudden change buffering alarm device comprises a base 1, an audible and visual alarm 4, a telescopic supporting rod 2, a cross beam 3, a tension buffering mechanism and an alarm triggering mechanism. Specifically, the telescopic supporting rod 2 is vertically fixed on the base 1 through a screw. The cross beam 3 is horizontally fixed on the top of the telescopic support rod 2 through screws. The number of the tension buffer mechanisms is two, and the two tension buffer mechanisms are symmetrically arranged on the cross beam 3. The alarm trigger mechanism is arranged on the lower end face of the cross beam 3, and is in contact with one of the two tension buffering mechanisms in use, so that alarm prompt is realized when tension of the fiber is suddenly changed, an operator can timely handle the fiber with the suddenly changed tension, and the fiber can be well prevented from being broken and wound. Alarm trigger mechanism is connected with audible-visual annunciator 4, and audible-visual annunciator 4 in this embodiment is preferred to be installed at the top of crossbeam 3, and the operator of being convenient for looks over, and this audible-visual annunciator 4 has the alarm of two kinds of warning suggestions of reputation for current conventionality, therefore, this description has not been repeated the concrete structure of audible-visual annunciator 4. When in use, the negative electrode of the audible and visual alarm 4 is connected with the negative electrode of an external power supply.

The tension buffer mechanism comprises a suspension arm 7, a wire guide wheel 8, a telescopic connecting rod 5 and a pressing wheel 9. Specifically, the suspension arm 7 is vertically fixed on the lower end face of the cross beam 3 by a screw. The wire guide wheel 8 is movably arranged at the lower end of the boom 7 through a bearing, the wire guide wheel 8 can rotate 360 degrees on the boom 7, and the wire guide wheel 8 is realized by adopting a roller wheel with a wire guide groove in the prior art preferentially in the embodiment. Telescopic connecting rod 5 passes through dop 6 activity setting on davit 7 and is located the right side or the left side of wire wheel 8, and telescopic connecting rod 5 in this embodiment installs in the one side that davit 7 is close to flexible bracing piece 2, and is used for installing telescopic connecting rod 5's dop 6 and installs on davit 7 through the installation axle, and this dop 6 can be along installation axle luffing motion, and during initial condition, telescopic connecting rod 5 is along with dop 6 to wire wheel 8 natural tilting. The structure of the chuck 6 is shown in fig. 3.

Wherein, the pinch roller 9 is fixed at the end part of the inner rod of the telescopic connecting rod 5 through an L-shaped support arm 14. When the telescopic device is installed, the L-shaped support arm 14 is fixed vertically at the end part of the inner rod of the telescopic connecting rod 5 through screws, the pressing wheel 9 is movably installed on the support arm of the L-shaped support arm 14 and can rotate 360 degrees, and the structure of the pressing wheel 9 is shown in figure 3. In use, the pressing wheel 9 is in contact with the alarm trigger mechanism, namely, the wheel surface of the pressing wheel 9 is in contact with the alarm trigger mechanism. When the device is used, the length of the telescopic connecting rod 5 is adjusted after the fiber yarn passes through the wire guide wheel 8, so that the pressing wheel 9 is in contact with the fiber yarn. Because the initial inclination of the telescopic connecting rod 5 is in a fixed state under the action of the chuck 6, the longer the telescopic connecting rod 5 is, the larger the pinch roller 9 is, and conversely, the shorter the telescopic connecting rod 5 is, the smaller the pinch roller 9 is. And the pinch roller 9 equals dop 6 and telescopic link 5 and pinch roller 9's gravity to the pressure that the cellosilk was applyed, in order to reduce dop 6 and telescopic link 5 and pinch roller 9's gravity and increase the tension of cellosilk, dop 6 and telescopic link 5 and pinch roller 9 in this embodiment preferentially adopt the quality lighter TPX plastics material preparation to form, in order to reduce the pressure to the cellosilk, ensure to the accuracy of cellosilk tension sudden change buffering and test, simultaneously can be according to actual conditions, come to adjust the position of pinch roller 9 through the length of adjustment telescopic link 5, pinch roller 9 adjusts the pressure of cellosilk promptly, in order to improve tension buffering alarm device's adaptability and result of use.

Further, as shown in fig. 2, the alarm triggering mechanism includes a sliding plate 10, a telescopic suspension arm 11, and a micro switch 12. In particular, the sliding plate 10 is slidably connected to the cross beam 3. As shown in fig. 4, the slide plate 10 is provided with a through-hole 101 in a bar shape so that the slide plate 10 can slide right and left on the cross beam 3. In order to fix the sliding plate 10, a positioning bolt 13 for fixing the sliding plate 10 is arranged on the cross beam 3, and the positioning bolt 13 is threaded with the cross beam 3 after passing through a strip-shaped through hole 101 of the sliding plate 10. The slide plate 10 is free to slide on the cross beam 3 when the set bolts 13 are loosened, and the slide plate 10 is fixed to the cross beam 3 when the set bolts 13 are tightened. The telescopic suspension arm 11 is vertically fixed on the lower plate surface of the sliding plate 10 and fixed by a screw. The microswitch 12 is fixedly arranged at the end part of the inner rod of the telescopic suspension arm 11. The audible and visual alarm 4 is connected with the microswitch 12, and the microswitch 12 is also connected with the anode of the external power supply. When the fiber yarn tension monitoring device is used, the microswitch 12 is in contact with the pressing wheel 9, the microswitch 12 is driven by the sliding plate 10 to be always positioned above the pressing wheel 9, the microswitch 12 is always positioned right above the wheel surface of the pressing wheel 9, meanwhile, the length of the telescopic suspension arm 11 is adjusted, a trigger piece of the microswitch 12 is in contact with the pressing wheel 9, the pressing wheel 9 can be effectively triggered to trigger the microswitch 12 when the tension of fiber yarns suddenly changes, and the audible and visual alarm 4 gives an alarm prompt.

When the device is used specifically, as shown in fig. 1, the fiber yarn is arranged on the yarn guide wheel 8, the length of the telescopic connecting rods 5 of the two tension buffering mechanisms is adjusted, the pressing wheel 9 is in contact with the fiber yarn, the fiber yarn is slightly sunk after being in contact with the pressing wheel 9, and after the pressing wheel 9 is adjusted, the trigger piece of the micro switch 12 is slightly in contact with the wheel surface of the pressing wheel 9 through the length of the telescopic suspension arm 11. When the tension of the fiber yarn is suddenly changed during twisting, unwinding or winding, namely, the fiber yarn is suddenly stretched, the pressing wheel 9 can receive an upward supporting force, the pressing wheel 9 moves upwards to buffer the tension sudden change of the fiber yarn, and meanwhile, the pressing wheel 9 moves upwards for a certain distance to trigger the microswitch 12, so that the audible and visual alarm 4 gives out audible and visual alarm, an operator can timely perform corresponding treatment on the fiber yarn with the tension sudden change, the danger of breakage of the fiber yarn can be timely eliminated, and the production effect and quality of the fiber yarn are ensured.

Therefore, when the fiber yarn tension monitoring device is used, the telescopic connecting rod 5 naturally droops under the action of no external force, so that the pressing wheel 9 is in contact with the fiber yarn under the action of no external force, the pressure of the monitoring part on the fiber yarn is effectively reduced, and the buffer effect on the tension sudden change of the fiber yarn can be well ensured. Meanwhile, when the pinch roller 9 is lifted, the microswitch 12 can be triggered, so that the audible and visual alarm 4 gives an alarm, an operator can timely process the alarm, and the phenomena of fiber yarn breakage, yarn winding and the like are well prevented. Dop 6 and telescopic link 5 and pinch roller 9 all adopt the preparation of TPX plastics material to form, and reduction dop 6 that can be better and telescopic link 5 and pinch roller 9 are to the pressure of cellosilk, the effectual influence that reduces external force to the tensile of cellosilk has ensured to obtain better buffering when mutating cellosilk tension. The telescopic connecting rod 5 is used as a linkage part of the pressing wheel 9, so that the pressure of the pressing wheel 9 on the fiber yarns can be adjusted, and the using effect and the using range of the fiber yarn pressing device are improved.

As described above, the present invention can be preferably realized.

Claims

1. The fiber tension sudden change buffering alarm device is characterized by comprising a base (1), an audible and visual alarm (4), a telescopic supporting rod (2) arranged on the base (1), a cross beam (3) horizontally fixed at the top of the telescopic supporting rod (2), two tension buffering mechanisms symmetrically arranged on the cross beam (3), and an alarm triggering mechanism which is arranged on the lower end face of the cross beam (3) and is in contact with one of the two tension buffering mechanisms; the alarm triggering mechanism is connected with the audible and visual alarm (4).

2. The fiber tension sudden change buffering alarm device as claimed in claim 1, wherein the tension buffering mechanism comprises a suspension arm (7) vertically fixed on the lower end face of the beam (3), a wire guide wheel (8) movably arranged at the lower end of the suspension arm (7) through a bearing, a telescopic connecting rod (5) movably arranged on the suspension arm (7) through a chuck (6) and positioned at the right side or the left side of the wire guide wheel (8), and a pressing wheel (9) fixed at the end of an inner rod of the telescopic connecting rod (5) through an L-shaped support arm (14); the pinch roller (9) is movably arranged on the L-shaped support arm (14) and is contacted with the alarm trigger mechanism; the clamping head (6) is movably connected with the suspension arm (7).

3. The fiber tension sudden change buffering alarm device according to claim 2, wherein the alarm triggering mechanism comprises a sliding plate (10), a telescopic suspension arm (11) vertically fixed on the lower plate surface of the sliding plate (10), and a microswitch (12) fixedly arranged at the end part of an inner rod of the telescopic suspension arm (11); the microswitch (12) is in contact with the pinch roller (9), and the microswitch (12) is driven by the sliding plate (10) to be always positioned above the pinch roller (9); the audible and visual alarm (4) is connected with the microswitch (12); the sliding plate (10) is connected with the cross beam (3) in a sliding mode.

4. The fiber yarn tension sudden change buffering alarm device according to claim 3, wherein a strip-shaped through hole (101) is formed in the sliding plate (10).

5. The fiber tension sudden change buffering alarm device according to claim 4, wherein a positioning bolt (13) used for fixing the sliding plate (10) is arranged on the cross beam (3), and the positioning bolt (13) penetrates through the strip-shaped through hole (101) of the sliding plate (10) and then is in threaded connection with the cross beam (3).

6. The fiber yarn tension sudden change buffering alarm device as claimed in claim 2, wherein the clamping head (6), the telescopic connecting rod (5) and the pressing wheel (9) are all made of TPX plastic.