CN218444836U - Coiled material tension detection mechanism and detection device - Google Patents

Abstract

The utility model belongs to the technical field of detection equipment, in particular to a coiled material tension detection mechanism and a detection device, wherein, the tension detection mechanism comprises a swing arm, a guide roller mandrel and a rotating shaft, and the rotating shaft is in running fit with the swing arm; the guide roller mandrel is fixedly connected with the swing arm; a guide roller is sleeved on the guide roller mandrel, a balancing weight and a detection unit are respectively installed on two sides of the swing arm, and the detection unit is in contact fit with the swing arm; when the coiled material bypasses the guide roller, the guide roller is linked with the swing arm to rotate, the swing arm is in contact fit with the detection unit and is detected by the detection unit, so that the tension on the surface of the coiled material is detected; the utility model discloses a detect the coiled material and act on the power on the deflector roll to accurate detection coiled material surface's tension, simple structure is suitable for.

Description

Coiled material tension detection mechanism and detection device

Technical Field

The utility model belongs to the technical field of check out test set, concretely relates to coiled material tension detection mechanism and detection device.

Background

The coiled material needs to be rolled by a rolling device in the production and processing process, so that the coiled material is packaged and stored, and is applied to a processing production line. With the social progress and the rapid development of science and technology, the tension control requirement of the coiled material in the receiving process is higher and higher.

In order to improve the conveying quality of the coiled material, in the existing detection device, a detection mechanism is generally adopted to directly control and detect the tension of the coiled material in the running process, for example, patent document with application number CN202021384986.4 discloses a coiled material tension detection mechanism, which comprises a frame, a swing arm, a counterweight roller, a rotating roller, a traction rope and at least two gravity blocks, wherein the middle part of the swing arm is rotatably installed on the frame through a rotating shaft, the counterweight roller is installed at the upper end of the swing arm, the rotating roller is positioned at one side of the rotating shaft far away from the counterweight roller and is rotatably connected on the swing arm, one end of the traction rope is connected with the swing arm, and the gravity block is replaceably connected with the other end of the traction rope. According to the technical scheme, the tension is indirectly calculated through the gravity blocks by replacing the gravity blocks with different weights, the detection precision cannot be guaranteed, the gravity blocks are frequently replaced, and the operation is inconvenient.

Therefore, there is a need for improvement of the prior art to overcome the shortcomings of the practical application.

SUMMERY OF THE UTILITY MODEL

Based on the above-mentioned shortcoming and insufficiency that exist among the prior art, one of the objects of the present invention is to solve at least one or more of the above-mentioned problems existing in the prior art, in other words, one of the objects of the present invention is to provide a coil tension detecting mechanism and detecting device that satisfy one or more of the above-mentioned needs.

In order to achieve the purpose of the utility model, the utility model adopts the following technical scheme:

a coiled material tension detection mechanism comprises a swing arm, a guide roller mandrel and a rotating shaft, wherein the rotating shaft is in rotating fit with the swing arm; the guide roller mandrel is fixedly connected with the swing arm; a guide roller is sleeved on the guide roller mandrel, a balancing weight and a detection unit are respectively installed on two sides of the swing arm, and the detection unit is in contact fit with the swing arm;

when the coiled material was walked around when the deflector roll, the deflector roll linkage the swing arm rotates, the swing arm contact cooperate in the detecting element, and pass through the detecting element detects to the realization detects the tension on coiled material surface.

Preferably, the distance between the center line of the guide roller mandrel and the center line of the detection unit and the rotation center of the swing arm is equal.

Preferably, the stress direction of the guide roller mandrel is opposite to the stress direction of the detection unit.

Preferably, the detection unit comprises a pressure sensor and a pressure head, one side of the pressure head is fixedly connected with the pressure sensor, and the other side of the pressure head is abutted against the swing arm; the pressure sensor is installed on the fixed seat.

Preferably, the rotating shaft and the guide roller core shaft are arranged in the same direction, and the rotating shaft and the guide roller core shaft are distributed on two sides of the swing arm.

Preferably, a through hole is formed in the center of the swing arm, the rotating shaft penetrates through the through hole and is connected with a locking block, and the locking block abuts against the swing arm.

Preferably, the balancing weight is detachably connected with the swing arm.

Preferably, the guide roller is in running fit with the guide roller mandrel, a retainer ring is mounted at the end of the guide roller mandrel, and the retainer ring is abutted to the guide roller.

As a preferred scheme, the rotating shaft is installed on a bearing seat, a locking nut is installed on the outer side of the bearing seat, and a bearing is installed between the bearing seat and the rotating shaft.

The utility model also provides a coiled material tension detection device, include as above arbitrary scheme tension detection mechanism, still include:

the conveying unit, the coiled material of conveying unit output becomes to carry backward extremely the deflector roll, the deflector roll transmits the atress extremely detecting element, and pass through detecting element detects to the realization is to coiled material surface tension's detection.

Compared with the prior art, the utility model, beneficial effect is:

the utility model discloses a coiled material tension detection mechanism can guarantee overall structure's stability, through transmission and the conversion of effect, helps improving and detects the precision to need not to change the balancing weight, it is more convenient to use.

The utility model discloses a coiled material tension detection mechanism is through detecting the power that the coiled material acted on the deflector roll to accurate detection coiled material surface's tension, simple structure is suitable for.

Drawings

Fig. 1 is a schematic view of an overall structure of a coiled material tension detecting mechanism according to a first embodiment of the present invention;

fig. 2 is a cross-sectional view of a coiled material tension detecting mechanism according to a first embodiment of the present invention;

fig. 3 is a side view of a coil tension detecting mechanism according to a first embodiment of the present invention;

fig. 4 is a flowchart illustrating a coiled material tension detecting device according to a first embodiment of the present invention;

in the figure: the device comprises a swing arm 1, a rotating shaft 2, a locking block 21, a bearing seat 22, a bearing 23, a locking nut 24, an outer spacing ring 25, an inner spacing ring 26, a roller guide core shaft 3, a guide roller 31, a retainer ring 32, a roller guide bearing 33, a detection unit 4, a pressure sensor 41, a pressure head 42, a fixed seat 43, a balancing weight 5, a housing 6 and a conveying unit 7 and a conveying roller 71.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention, the following description will be made with reference to the accompanying drawings. It is obvious that the drawings in the following description are only examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be obtained from these drawings without inventive effort.

The first embodiment is as follows:

as shown in fig. 1-2, the utility model provides a coiled material tension detection mechanism, including swing arm 1, guide roll mandrel 3 and pivot 2, swing arm 1 sets up along vertical direction, and the through-hole is seted up to the central point of swing arm 1, and pivot 2 runs through the through-hole to fix through latch segment 21, latch segment 21 butt in the swing arm, so that pivot and swing arm normal running fit.

Specifically, the rotating shaft 2 and the guide roller core shaft 3 in the embodiment are arranged in the same direction, the rotating shaft 2 and the guide roller core shaft 3 are both arranged along the horizontal direction, and the rotating shaft 2 and the guide roller core shaft 3 are distributed on two sides of the swing arm 1, so that the stress balance of the whole mechanism can be kept.

Further, the rotating shaft 2 penetrates through the bearing seat 22, the shaft 23 is installed between the bearing seat 22 and the rotating shaft 1, so that the rotating shaft 2 rotates relative to the bearing seat 22, the locking nut 24 is installed on the outer side of the bearing seat 22, the locking nut 24 penetrates through the rotating shaft 2 and is fixedly connected with the bearing seat 22, so that the positioning accuracy is improved, the outer spacer ring 25 is installed between the bearing 23 and the locking nut 24, so that the bearing seat 22 is fixed, and the inner spacer ring 26 is installed between the two bearings 23, so that the sealing effect is achieved.

Further, the guide roller 31 is sleeved on the guide roller mandrel 3, guide roller bearings 33 are installed between the guide roller mandrel 3 and the guide roller 31, and the guide roller bearings 33 are respectively installed at two end parts of the guide roller 31 so as to ensure the guide roller 31 to be rotatably matched with the guide roller mandrel 2. When the coil passes around the guide roller 31, the coil can be ensured to be transmitted along the guide roller 31 in real time by the rotation of the guide roller 31, and the transmission efficiency is not influenced.

And a retainer ring 32 is arranged at one end of the guide roller mandrel 3, which is far away from the swing arm 1, and the retainer ring 32 is abutted against the guide roller 31. When the guide roller 31 rotates in contact with the coiled material, the guide roller 31 can be effectively prevented from transversely displacing and rotating at the same position by the aid of the retainer ring 32, and the guide roller 31 is prevented from falling off along the end portion of the guide roller core shaft 3.

Further, the upper end of the swing arm 2 is fixedly connected with a guide roller mandrel 3; balancing weight 5 and detecting element 4 are installed to the lower extreme of swing arm 2, and balancing weight 5 and detecting element 4 distribute in the both sides of swing arm 1, and detecting element 4 cooperates with the contact of swing arm 1.

Specifically, balancing weight 5 and 1 detachable connection of swing arm, balancing weight 5 is connected in one side of swing arm 1, can guarantee that swing arm 1 is in vertical direction under natural state on the one hand, and on the other hand installs balancing weight 5 and can keep the equilibrium of whole mechanism in the bottom of swing arm 1, avoids taking place askew because of guide roller dabber 3 atress linkage swing arm 1 takes place, connects through the dismantlement formula, is convenient for change the balancing weight according to the actual demand, and it is more convenient to use, has improved work efficiency.

The detection unit 4 in this embodiment includes a pressure sensor 41 and a pressure head 42, one side of the pressure head 42 is fixedly connected to the pressure sensor 41, the other side of the pressure head 42 is abutted to the swing arm 1, and the pressure sensor 41 is mounted on a fixing seat 43.

Specifically, one end of the pressure sensor 41 is fixed on the fixed seat 43, the other end of the pressure sensor 41 is fixedly connected with the pressure head 42, the fixed seat 43, the pressure sensor 41 and the pressure head 42 are sequentially arranged along the horizontal direction, and one side, far away from the pressure sensor 41, of the pressure head 42 is abutted to the swing arm 1. Since the position of the fixed seat 43 is kept fixed, when the swing arm 1 swings left and right, the swing arm 1 presses the pressure head 42 to move, and the parallel pressure head 42 presses the pressure sensor 41, so that the pressure head 42 transmits the acting force of the swing arm 1 to the pressure sensor 41.

Further, the guide roller spindle 3 is disposed in a direction perpendicular to the direction in which the detecting unit 4 is disposed, so that the direction in which the guide roller spindle 3 is forced is opposite to the direction in which the detecting unit 4 is forced. With this configuration, when the guide roller core shaft 3 is forced to move horizontally, the swing arm 1 swings to transmit force to the detecting unit 4, so that the detecting unit 4 moves.

The distance between the central line of the guide roller mandrel 3 and the central line of the detection unit 4 and the rotation center of the swing arm 1 is equal, that is, the force applied on the guide roller 31 is equal to the force applied on the detection unit 4, so that the force detected by the pressure sensor 41 is equal to the force applied on the guide roller 31, the force applied on the guide roller 31 by the coiled material can be accurately detected, the surface tension of the coiled material can be accurately detected, and the device is suitable for narrow materials, simple in structure and suitable for use.

As shown in fig. 3, the arrow direction in the figure indicates the running direction of the coiled material, and in the coiled material tension detection mechanism in the embodiment, when the narrow coiled material bypasses the guide roller in the use process, the guide roller is linked with the swing arm to rotate, the swing arm is in contact fit with the pressure head, the pressure head presses the pressure sensor, and the tension on the surface of the coiled material is detected through the pressure sensor.

This embodiment can guarantee overall structure's stability, through transmission and the conversion of effort, helps improving and detects the precision to need not to change the balancing weight, it is more convenient to use.

As shown in fig. 4, the present embodiment further provides a web tension detecting apparatus, including the tension detecting mechanism of the present embodiment, further including: the coiled material output by the conveying unit 7 is conveyed to the guide roller 31 after being changed in direction by the conveying roller 71, the force acting on the guide roller 31 is transmitted to the pressure head 42 through the swing arm 1, the pressure head 42 presses the pressure sensor 41, and the detection is carried out through the pressure sensor 41, so that the tension on the surface of the coiled material is detected.

Example two:

the present embodiment provides a coil tension detecting mechanism, which is different from the first embodiment in that:

the housing is installed in the embodiment and is of a square structure, one side of the housing is buckled with the fixing seat, the other side of the housing is fixedly connected with the swing arm, so that the pressure sensor and the pressure head are sealed in the housing, the cleanness and the sanitation of the pressure detection unit can be effectively kept under the working environment, dust pollution is avoided, and the detection accuracy is guaranteed.

Other specific structures can refer to the first embodiment.

The foregoing has been a detailed description of the preferred embodiments and principles of the present invention, and it will be apparent to those skilled in the art that variations may be made in the specific embodiments based on the concepts of the present invention, and such variations are considered as within the scope of the present invention.

Claims (10)

1. A coiled material tension detection mechanism is characterized by comprising a swing arm, a guide roller mandrel and a rotating shaft, wherein the rotating shaft is in rotating fit with the swing arm; the guide roller mandrel is fixedly connected with the swing arm; a guide roller is sleeved on the guide roller mandrel, a balancing weight and a detection unit are respectively installed on two sides of the swing arm, and the detection unit is in contact fit with the swing arm;

when the coiled material bypasses when the deflector roll, the deflector roll linkage the swing arm rotates, the swing arm contact cooperation in the detecting element, and pass through the detecting element detects to the realization detects the tension on coiled material surface.

2. The coil tension detecting mechanism according to claim 1, wherein the distance between the center line of the guide roller spindle and the center line of the detecting unit and the rotation center of the swing arm is equal.

3. The coil tension detecting mechanism according to claim 1, wherein a force direction of the guide roller spindle is opposite to a force direction of the detecting unit.

4. The coil tension detection mechanism according to claim 2 or 3, wherein the detection unit comprises a pressure sensor and a pressure head, one side of the pressure head is fixedly connected with the pressure sensor, and the other side of the pressure head is abutted with the swing arm; the pressure sensor is installed on the fixed seat.

5. The coil tension detecting mechanism as claimed in claim 1, wherein the rotating shaft and the guide roller core shaft are arranged in the same direction, and the rotating shaft and the guide roller core shaft are distributed on both sides of the swing arm.

6. The coil tension detecting mechanism as claimed in claim 1, wherein a through hole is formed in a center of the swing arm, the rotating shaft penetrates through the through hole and is connected with a locking block, and the locking block abuts against the swing arm.

7. A web tension detecting mechanism as recited in claim 1, wherein the weight is removably connected to the swing arm.

8. The web tension detecting mechanism as recited in claim 1, wherein the guide roller is rotatably engaged with the guide roller core shaft, and a retainer is mounted on an end of the guide roller core shaft and abuts against the guide roller.

9. The coil tension detecting mechanism as claimed in claim 1, wherein the rotating shaft is mounted on a bearing seat, a lock nut is mounted on the outer side of the bearing seat, and a bearing is mounted between the bearing seat and the rotating shaft.

10. A web tension detecting apparatus comprising the tension detecting mechanism according to any one of claims 1 to 9, further comprising:

the conveying unit, the coiled material of conveying unit output becomes to carry backward extremely the deflector roll, the deflector roll transmits the atress extremely detecting element, and pass through detecting element detects to the realization is to coiled material surface tension's detection.

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