CN212101443U

CN212101443U - Constant tension device

Info

Publication number: CN212101443U
Application number: CN202020717964.9U
Authority: CN
Inventors: 黄霞
Original assignee: Jiangyin Huashuo Machinery Manufacturing Co ltd
Current assignee: Jiangyin Huashuo Machinery Manufacturing Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-12-08
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a constant tension device, which comprises a fixed plate, a wire roller, a support frame, a silk thread, a compass, a rotating shaft and an adjusting screw rod, wherein the wire roller, the support frame, the rotating shaft and the adjusting screw rod are all fixedly arranged on the fixed plate; the utility model has the advantages of reasonable design, convenient to use can make the line speed of crossing on the tension bracket remain the synchronization with the receipts line speed of receiving the line roller all the time to make the silk thread on the tension bracket keep certain rate of tension all the time, be favorable to the tension bracket to last stably to cross the line.

Description

Constant tension device

Technical Field

The utility model belongs to the technical field of tension bracket and specifically relates to a permanent tension device is related to.

Background

Traditional silk thread stranding in-process, need prestore partly silk thread on the tension bracket through the wire winding mode of S shape or Z shape earlier on the tension bracket on, so as to adjust the rate of tension of silk thread, thereby ensure that the strander can continuous stable strand twisting, and traditional tension bracket when carrying out silk thread tension regulation and control, often easy because the take-up speed of receipts line roller is too fast or slow, make the silk thread speed of crossing on the tension bracket unable with the receipts line speed of receiving the line roller keep in step, thereby be unfavorable for the normal regulation and control of tension bracket to silk thread rate of tension, also be unfavorable for the normal line of crossing of tension bracket.

SUMMERY OF THE UTILITY MODEL

The utility model provides a constant tension device for solving the problems mentioned above, which comprises a fixing plate, a wire roller, a supporting frame, a compass, a silk thread, a rotating shaft and an adjusting screw rod, wherein the wire roller, the supporting frame, the rotating shaft and the adjusting screw rod are all fixedly arranged on the fixing plate, the rotating shaft is connected with the compass, the compass is provided with a spool, the silk thread is paid off from the spool on the compass and passes through the wire roller in an S-shaped trend, the compass is fixedly arranged at the left side of the supporting frame, the adjusting screw rod is fixedly arranged below the compass, two wire rollers are fixedly arranged at the upper end of the supporting frame, a rotating shaft is fixedly arranged at one side of the lower end of the supporting frame, a swing arm is connected and arranged at the lower end of the rotating shaft, the supporting frame and the swing arm are of an integrated structure, a spring is connected and arranged between the end, the utility model discloses a damping device for the compass, including support frame, compass, fixing part, fixing belt, friction strip, fixed hasp, fixed support frame, the support frame is close to intermediate position department and is provided with set screw, compass top position department is provided with fixing part, the last rectangular shape mounting groove that is provided with of fixing part, be provided with the screw in the rectangular shape mounting groove, fixing part fixes through screw and fixed plate, fixing part's front position department is provided with set screw, be provided with the damping area on the compass outer lane, the interval is provided with a plurality of friction strip on the damping area, the friction strip laminating is on the outer lane of compass, the both ends in damping area all are provided with fixed hasp, be provided with the hasp groove on the fixed hasp.

Preferably, the diameter of the groove is smaller than the diameter of the snap groove.

Preferably, the rubbing strip is provided with a notch.

Preferably, the damping belt is a drive chain structure.

The utility model has the advantages that: the utility model has the advantages of reasonable design, convenient to use can make the line speed of crossing on the tension bracket remain the synchronization with the receipts line speed of receiving the line roller all the time to make the silk thread on the tension bracket keep certain rate of tension all the time, be favorable to the tension bracket to last stably to cross the line.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

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

fig. 2 is a partial structural diagram of the first embodiment of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

in the figure: 1. a fixing plate; 2. a support frame; 3. a wire guide roller; 4. a silk thread; 5. a rotating shaft; 6. a compass; 7. a damping band; 8. a rotating shaft; 9. swinging arms; 10. a spring; 11. adjusting the screw rod; 12. rubbing the strips; 13. a fixing pin; 14. a fixed fitting; 15. a set screw; 16. and fixing the hasp.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature of the present specification may be replaced by another equivalent or alternative feature serving a similar purpose, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

As shown in fig. 1, 2 and 3, the constant tension device comprises a fixed plate 1, a wire guide roller 3, a support frame 2, a rotating shaft 5, a silk thread 4, a compass 6 and an adjusting screw 11, wherein the wire guide roller 3, the support frame 2, the rotating shaft 5 and the adjusting screw 11 are all fixedly arranged on the fixed plate 1, the rotating shaft 5 is connected with the compass 6, a spool is arranged on the compass 6, the silk thread 4 is unwound from the spool on the compass 6 and passes through the wire guide roller 3 in an S-shaped trend, the compass 6 is fixedly arranged at the left side of the support frame 2, the adjusting screw 11 is fixedly arranged below the compass 6, two wire guide rollers 3 are fixedly arranged at the upper end of the support frame 2, a rotating shaft 8 is fixedly arranged at one side of the lower end of the support frame 2, a swing arm 9 is connected to the lower end of the rotating shaft 8, the support frame 2 and the swing arm 9 are in an, a spring 10 is connected between the tail end of the swing arm 9 and the adjusting screw 11, a fixing screw 15 is arranged at a position of the support frame 2 close to the middle position, a fixing pin 13 is arranged on the compass 6, a fixing accessory 14 is arranged at a position above the compass 6, a long-strip-shaped mounting groove is arranged on the fixing accessory 14, a screw is arranged in the long-strip-shaped mounting groove, the fixing accessory 14 is fixed with the fixing plate 1 through the screw, the fixing screw 15 is arranged at the front end position of the fixing accessory 14, a damping belt 7 is arranged on the outer ring of the compass 6, a plurality of friction strips 12 are arranged on the damping belt 7 at intervals, the friction strips 12 are attached to the outer ring of the compass 6, fixing hasps 16 are arranged at both ends of the damping belt 7, a buckle groove is arranged on the fixing hasps 16, and the front end of the, the damping band 7 is fastened on the fixing fitting 14 and the support frame 2 by the fixing buckle 16.

The compass 6 is sleeved on the rotating shaft 5.

The diameter of the groove is smaller than that of the buckle groove.

The rubbing strip 12 is provided with a notch.

The damping belt 7 is of a transmission chain structure.

In the using process, the spool is placed on the rotating shaft 5 and fixed through the fixing pin 13 on the compass 6, when the take-up roller takes up wires quickly, the tightening degree of the silk threads on the wire guide roller 3 can be increased accordingly, the support frame 2 is pulled to tilt forwards slightly, the fixing screw 15 on the support frame 2 is driven to be close to the compass 6, the damping belt 7 is properly loosened, the friction strip 12 is far away from the compass 6, the compass 6 and the spool can rotate quickly to pay off the wires, when the take-up roller takes up wires slowly, the tightening degree of the silk threads on the wire guide roller 3 can be reduced accordingly, the support frame 2 tilts backwards slightly, the fixing screw 15 on the support frame 2 is driven to be far away from the compass 6, the damping belt 7 is properly tightened, the friction strip 12 is close to the compass 6, and the compass 6 and the spool can slow down the rotating speed to pay off the wires.

The rotating shaft 8 is arranged to facilitate the support frame 2 to slightly tilt forwards or backwards; the arrangement of the swing arm 9 and the spring 10 can limit the forward or backward slight inclination amplitude of the support frame 2, so that the support frame 2 is prevented from being excessively inclined forward or backward, and the silk thread on the guide roller 3 is prevented from being excessively loosened and falling off.

The fixing screw 15 is arranged to facilitate the fixing buckle 16 to be buckled, so that the damping belt 7 is fixedly installed; the fixing hasp 16 is provided with a hasp groove which can facilitate carrying out hasp groove, and the arrangement of the groove can facilitate fixing the fixing screw 15 in the groove and prevent the fixing hasp 16 from slipping off from the fixing screw 15.

The fixing part 14 is provided with a long strip-shaped mounting groove, so that fine adjustment of the position of the fixing part 14 can be facilitated.

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. A constant tension device is characterized by comprising a fixing plate (1), wire guide rollers (3), a support frame (2), a rotating shaft (5), a silk thread (4), a compass (6) and an adjusting screw rod (11), wherein the wire guide rollers (3), the support frame (2), the rotating shaft (5) and the adjusting screw rod (11) are all fixedly arranged on the fixing plate (1), the rotating shaft (5) is connected with the compass (6), an I-shaped wheel is arranged on the compass (6), the silk thread (4) is paid off from the I-shaped wheel on the compass (6) and passes through the wire guide rollers (3) in an S-shaped trend, the compass (6) is fixedly arranged on the left side of the support frame (2), the adjusting screw rod (11) is fixedly arranged below the compass (6), two wire guide rollers (3) are fixedly arranged at the upper end of the support frame (2), and a rotating shaft (8) is fixedly arranged on one side of the lower end of the support frame (2), the lower end of the rotating shaft (8) is connected with a swing arm (9), the support frame (2) and the swing arm (9) are of an integrated structure, a spring (10) is connected between the tail end of the swing arm (9) and an adjusting screw rod (11), a fixing screw (15) is arranged at a position, close to the middle position, of the support frame (2), a fixing pin (13) is arranged on the compass (6), a fixing accessory (14) is arranged at a position above the compass (6), a long strip-shaped mounting groove is formed in the fixing accessory (14), a screw is arranged in the long strip-shaped mounting groove, the fixing accessory (14) is fixed with the fixing plate (1) through the screw, the fixing screw (15) is arranged at the front end position of the fixing accessory (14), a damping belt (7) is arranged on the outer ring of the compass (6), and a plurality of friction strips (12) are, friction strip (12) laminating is on the outer lane of compass (6), the both ends of damping area (7) all are provided with fixed hasp (16), be provided with the hasp groove on fixed hasp (16), the front end in hasp groove is connected and is provided with the recess, damping area (7) are detained respectively through fixed hasp (16) and are fixed on fixed part (14) and support frame (2).

2. A constant tension device as claimed in claim 1, wherein the diameter of the recess is smaller than the diameter of the snap-fit groove.

3. A constant tension device as in claim 1, wherein the friction strip (12) is notched.

4. A constant tension device according to claim 1, characterised in that the damping belt (7) is a drive chain structure.