CN218937984U

CN218937984U - Film tension test equipment

Info

Publication number: CN218937984U
Application number: CN202223130958.1U
Authority: CN
Inventors: 周伏波; 樊彦斌
Original assignee: Suzhou Chuangjia Electronic Materials Co ltd
Current assignee: Suzhou Chuangjia Electronic Materials Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-04-28
Anticipated expiration: 2032-11-24

Abstract

The utility model belongs to the technical field of tensile force testing, in particular to film tensile force testing equipment, which comprises a support frame, wherein support legs are symmetrically arranged at the bottom of the support frame, fixed vertical plates are symmetrically fixed at the top of the support frame, first slide rods are symmetrically connected between the two fixed vertical plates, and first bidirectional screws are rotatably arranged between the two fixed vertical plates; the film tension test equipment is provided with the movable plates, the first slide bars, the first bidirectional screw rods and the scale marks, when the film is clamped and fixed by the two groups of clamping plates, the external tension test is carried out by the movable plates respectively, a worker can judge the tension condition of the film by the two movable plates according to the moving distance of the scale marks, if the film breaks in the pulling process, the screw rods have a self-locking function, and the worker can judge the tension of the film according to the positions where the two groups of clamping plates stop by referring to the scale marks, so that the tension conditions of different films can be effectively tested and evaluated.

Description

Film tension test equipment

Technical Field

The utility model belongs to the technical field of tensile testing, and particularly relates to film tensile testing equipment.

Background

The film is often used in daily life, if the film is extremely easy to damage, the using quality is directly affected; for this purpose, special measuring instruments are required to ensure the quality of the film when checking the tensile force of the film.

Through retrieving, the chinese patent of application number 202121566444.3 discloses "a film tensile testing device", and this scheme also belongs to film tensile testing technical field, "including supporting the base in this scheme," the up end fixedly connected with test base of supporting the base, the up end sliding connection of test base has the traction plate, sliding connection has splint on the front end lateral wall of traction plate, be equipped with the actuating mechanism that is used for driving splint to the film clamp on the traction plate, the up end of test base is equipped with and is used for spacing stop gear for the traction plate removes the in-process. The utility model has reasonable structure, realizes convenient clamping of the film in the film pulling process and power output in the pulling process by arranging the driving mechanism and the power mechanism, simplifies the structure of the testing device, and ensures the diversification of reference data in the film pulling process and the accuracy of test data and improves the accuracy of the tensile test by arranging the torsion meter and carrying out value measurement comparison on the motor torsion change in the film pulling process. ".

In addition, in the above-mentioned search scheme, only after the film roll is fixed, the tension of the film can be measured by the torsion meter, and in the actual operation process, when the film roll is fixed, the film is always in a stretched state and possibly breaks beyond the stretching limit of the film at any time, and if the film breaks, the traction mechanism in the above-mentioned scheme loses the traction force to the film, so that the torsion meter can not accurately measure the tension of the film, which is inconvenient.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a film tension testing device which has the characteristics of convenient measurement, convenient adjustment and convenient use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the film tension testing equipment comprises a supporting frame, supporting legs are symmetrically arranged at the bottom of the supporting frame, fixed vertical plates are symmetrically fixed at the top of the supporting frame, first lubricating rods are symmetrically connected between the two fixed vertical plates, a first bidirectional screw is rotatably arranged between the two fixed vertical plates, the first bidirectional screw is positioned between the two first lubricating rods, the film tension testing equipment further comprises a moving plate, the two moving plates are movably arranged on the first lubricating rods and the first bidirectional screw, the two moving plates are screwed with the first bidirectional screw, two vertically corresponding clamping plates are respectively arranged on the two moving plates, and the four clamping plates are movably arranged on the moving plate and have the freedom of movement along the vertical direction; the top surface of support frame and be provided with the scale mark between two fixed risers, the scale mark is located two movable plates one side.

As a preferable technical scheme of the utility model, a stretching motor for driving the first bidirectional screw rod is arranged on the outer side of one side of the fixed vertical plate, and the two moving plates can move close to or far from each other through the first bidirectional screw rod.

As a preferable technical scheme of the utility model, the tops of the two movable plates are respectively fixed with a fixed stand, and the middle part of the fixed stand is provided with a movable groove.

As a preferable technical scheme of the utility model, the two movable grooves are symmetrically fixed with second lubricating rods, a second bidirectional screw is rotatably arranged between the two second lubricating rods, and the four clamping plates are respectively and slidably arranged on the second lubricating rods and are screwed with the second bidirectional screw.

As a preferable technical scheme of the utility model, an upper cantilever plate is fixed on the outer side of the top end of the fixed vertical frame, a lower cantilever plate is fixed on the outer side of the bottom end of the fixed vertical frame, the second bidirectional screw is positioned between the upper cantilever plate and the lower cantilever plate, and a clamping motor for driving the second bidirectional screw is arranged at the top of the upper cantilever plate.

As a preferable technical scheme of the utility model, rubber blocks are fixed on opposite faces of two clamping plates on the same side.

Compared with the prior art, the utility model has the beneficial effects that: the film tension test equipment is provided with the movable plates, the first slide bars, the first bidirectional screw rods and the scale marks, when the film is clamped and fixed by the two groups of clamping plates, the external tension test is carried out by the movable plates respectively, a worker can judge the tension condition of the film by the two movable plates according to the moving distance of the scale marks, if the film breaks in the pulling process, the screw rods have a self-locking function, and the worker can judge the tension of the film according to the positions where the two groups of clamping plates stop by referring to the scale marks, so that the tension conditions of different films can be effectively tested and evaluated.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an axial structure according to the present utility model;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 according to the present utility model;

in the figure: 1. a support frame; 2. support legs; 3. fixing the vertical plate; 4. a moving plate; 5. a first slide wetting rod; 6. a first bi-directional screw; 7. fixing the vertical frame; 8. clamping the plate; 9. clamping the motor; 10. stretching a motor; 11. a movable groove; 12. a second slide wetting rod; 13. a second bidirectional screw; 14. a lower overhanging plate; 15. an upper overhanging plate; 16. a rubber block; 17. graduation marks.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides the following technical solutions: the film tension testing equipment comprises a support frame 1, support legs 2 are symmetrically arranged at the bottom of the support frame 1, fixed vertical plates 3 are symmetrically fixed at the top of the support frame 1, first wetting slide rods 5 are symmetrically connected between the two fixed vertical plates 3, a first bidirectional screw rod 6 is rotatably arranged between the two fixed vertical plates 3, the first bidirectional screw rod 6 is positioned between the two first wetting slide rods 5, the film tension testing equipment further comprises a moving plate 4, the two moving plates 4 are movably arranged on the first wetting slide rods 5 and the first bidirectional screw rod 6, the two moving plates 4 are screwed with the first bidirectional screw rod 6, two vertically corresponding clamping plates 8 are respectively arranged on the two moving plates 4, and the four clamping plates 8 are movably arranged on the moving plate 4 and have the freedom of movement along the vertical direction; the top surface of the support frame 1 is provided with scale marks 17 between the two fixed vertical plates 3, and the scale marks 17 are positioned on one side of the two movable plates 4; the center position of the scale mark 17 is zero, the scale mark is gradually increased from the middle to the two sides, the zero scale corresponds to the center point of the first bidirectional screw rod 6, and when the tensile force of the film is tested, the two moving plates 4 are moved from the middle of the first bidirectional screw rod 6 to the two sides for testing; the staff can judge the pulling force condition of film according to the travel distance of two movable plates 4 to if the film breaks in the testing process, the staff in time stops stretching motor 10, and two movable plates 4 can stop, and the staff also can judge the pulling force condition of measuring the film according to the travel distance of movable plate 4, has avoided original film fracture to influence the condition of judging the measurement and has produced convenient to use.

Specifically, as can be seen from fig. 1, in this embodiment, a stretching motor 10 for driving a first bidirectional screw 6 is mounted on the outer side of a fixed vertical plate 3 at one side, and two moving plates 4 can move close to or far from each other through the first bidirectional screw 6; the two moving plates 4 are respectively screwed with the left and right threads of the first bidirectional screw rod 6, and when the stretching motor 10 is started, the two moving plates 4 can move simultaneously so as to be used for stretching the film to test the tensile force.

Specifically, as can be seen from fig. 2, in this embodiment, the top parts of the two moving plates 4 are fixed with a fixed stand 7, and a movable slot 11 is formed in the middle of the fixed stand 7; the movable groove 11 can reduce the pressing force of the top of the movable plate 4, so that the movable plate 4 can move smoothly, and the clamping part is convenient to set.

Specifically, as shown in fig. 2, in this embodiment, two movable grooves 11 are symmetrically fixed with second lubrication rods 12, a second bidirectional screw rod 13 is rotatably installed between the two second lubrication rods 12, four clamping plates 8 are respectively slidably installed on the second lubrication rods 12 and are screwed with the second bidirectional screw rod 13, an upper cantilever plate 15 is fixed on the outer side of the top end of the fixed stand 7, a lower cantilever plate 14 is fixed on the outer side of the bottom end, the second bidirectional screw rod 13 is located between the upper cantilever plate 15 and the lower cantilever plate 14, and a clamping motor 9 for driving the second bidirectional screw rod 13 is installed on the top of the upper cantilever plate 15; when the clamping motor 9 is started, the two clamping plates 8 move close to or away from each other, so that the function of clamping the film can be realized; the clamping plate 8 is provided with a linear bearing at the contact position of the second slide rod 12, so that friction can be reduced, and the sliding of the clamping plate 8 is facilitated.

Specifically, as can be seen from fig. 1 and 3, rubber blocks 16 are fixed on opposite sides of the two clamping plates 8 on the same side in the embodiment; the rubber block 16 has a plurality of anti-slip bulges on the surface, so that unstable clamping of the film can be avoided, and further the tensile force test is influenced.

It should be noted that: the parts not described in detail in this embodiment are all existing structural parts in the related art, are well known to those skilled in the related art, and the specific parts or slots in this embodiment are commercially available or custom-made.

The working principle and the using flow of the utility model are as follows: when the film tension testing equipment is used, firstly, the stretching motor 10 is started to rotate positively, the two moving plates 4 move close to the middle point of the first bidirectional screw rod 6, then, the two ends of a film are respectively placed on the clamping plates 8 on the two sides, the clamping motor 9 can be started to rotate positively sequentially or simultaneously, the clamping plates 8 can clamp the film through the rubber block 16, then, the stretching motor 10 is started to rotate reversely, the film tension testing equipment can be pulled, and a worker can compare the tensions of different films by recording the moving positions of the two moving plates 4 on the scale marks 17.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; the connection may be mechanical connection, direct connection or indirect connection through an intermediate medium, and may be internal connection of two elements or interaction relationship of two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

It should be noted that, in the present utility model, unless explicitly specified and limited otherwise, a first feature may be "on" or "off" a second feature, either by direct contact of the first and second features or by indirect contact of the first and second features via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. Film tensile test equipment, including support frame (1), its characterized in that: the support frame is characterized in that support legs (2) are symmetrically arranged at the bottom of the support frame (1), fixed vertical plates (3) are symmetrically fixed at the top of the support frame (1), first lubricating rods (5) are symmetrically connected between the two fixed vertical plates (3), first bidirectional screws (6) are rotatably arranged between the two fixed vertical plates (3), the first bidirectional screws (6) are positioned between the two first lubricating rods (5), the support frame also comprises moving plates (4), the two moving plates (4) are movably arranged on the first lubricating rods (5) and the first bidirectional screws (6), the two moving plates (4) are screwed with the first bidirectional screws (6), two vertically corresponding clamping plates (8) are respectively arranged on the two moving plates (4), and the four clamping plates (8) are uniformly and movably arranged on the moving plates (4) and have the freedom degree along the vertical direction; the top surface of support frame (1) and be provided with scale mark (17) between two fixed riser (3), scale mark (17) are located two movable plate (4) one side.

2. The film tension testing apparatus according to claim 1, wherein: the outside of one side fixed riser (3) is installed and is used for driving stretching motor (10) of first two-way screw rod (6), two movable plate (4) are close to or keep away from each other through first two-way screw rod (6) and remove.

3. The film tension testing apparatus according to claim 1, wherein: the tops of the two movable plates (4) are both fixed with a fixed stand (7), and the middle part of the fixed stand (7) is provided with a movable groove (11).

4. A film tension testing apparatus as recited in claim 3, wherein: the two movable grooves (11) are internally and symmetrically fixed with second lubricating rods (12), second bidirectional screws (13) are further rotatably arranged between the two second lubricating rods (12), and the four clamping plates (8) are respectively and slidably arranged on the second lubricating rods (12) and are in threaded connection with the second bidirectional screws (13).

5. The film tension testing apparatus as recited in claim 4, wherein: an upper cantilever plate (15) is fixed on the outer side of the top end of the fixed vertical frame (7), a lower cantilever plate (14) is fixed on the outer side of the bottom end of the fixed vertical frame, the second bidirectional screw rod (13) is located between the upper cantilever plate (15) and the lower cantilever plate (14), and a clamping motor (9) for driving the second bidirectional screw rod (13) is installed at the top of the upper cantilever plate (15).

6. The film tension testing apparatus according to claim 1, wherein: rubber blocks (16) are fixed on opposite faces of the two clamping plates (8) on the same side.