Elastic testing device for fabric

Abstract

The elasticity testing device comprises a base, a fixed concave plate is fixedly installed on the middle side of the upper end of the base, a driving mechanism is arranged in the fixed concave plate, a sliding plate is connected to the outer surface of the driving mechanism in a threaded mode, a pressing roller is fixedly installed at the lower end of the sliding plate, and the pressing roller is connected with the driving mechanism in a threaded mode. The left side and the right side of the upper end of the base are each fixedly provided with an arc-shaped plate, the rear ends of the two arc-shaped plates are each fixedly provided with a first servo motor, the output end of each first servo motor is fixedly provided with a rotating shaft, and the front side of the middle of the upper end of the base is fixedly provided with a ruler. According to the technical scheme, the elasticity testing device for the fabric is provided. According to the pressure roller testing device, pressure is applied to the fabric through continuous or intermittent pressure roller movement, frequent rearrangement is not needed, and therefore repeated operation is greatly reduced, and testing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a fabric performance test equipment more specifically, it relates to a kind of for fabric elasticity testing device. BACKGROUND

[0002] Fabric elasticity testing device is by exerting certain tensile force on fabric sample, and record the length change and recovery time etc. Data of fabric in the stretching process, to comprehensively evaluate the elastic properties of fabric. Its basic principle is to simulate the stretching situation that fabric can be subjected to in actual use, and reflect the elastic properties of fabric by quantitative data.

[0003] After retrieval, the patent file with the authorized announcement No.CN 212780336 U discloses a kind of for textile fabric elasticity testing device, the device simple structure, it is easy to operate, can reduce enterprise production cost. Including base, base upper surface left and right sides are respectively fixed with vertical plate, vertical plate upper end portion is fixedly connected with the bottom surface of horizontal plate, first strip-shaped through-hole is embedded in the middle position of vertical plate, and fabric fixing assembly is fixed on the vertical plate outside the lower side of first strip-shaped through-hole;Horizontal plate is equipped with the elasticity testing mechanism that can be adjusted height up and down, and elasticity testing mechanism includes the sleeve pipe of vertical upper and lower openings, the second strip-shaped through-hole is arranged on the upper side of the lower end of sleeve pipe, and the plug-in board is slidably arranged in the second strip-shaped through-hole, rubber ball is placed on the upper side of plug-in board, and handle is fixed on the left end of plug-in board;High-speed camera is fixed on the inner surface of vertical plate on the upper side of the first strip-shaped through-hole of right vertical plate. For the prior art in the above, there are the following defects in use: the equipment is by using rubber ball under the action of gravity, falls on the face and then bounces up, and high-speed camera shoots the bounce height of rubber ball, and the elasticity of fabric can be characterized and verified through multiple experiments, and the elasticity of fabric is tested by using rubber ball, and tester needs to spend additional time and effort to reposition rubber ball and start test, especially when a large number of tests are carried out, the repeated operation can significantly prolong the test time, affect the test progress, and reduce the test efficiency.

[0004] Therefore, a new scheme needs to be proposed to solve this problem. UTILITY MODEL CONTENT

[0005] In view of the deficiencies of prior art, the utility model aims at providing a kind of for fabric elasticity testing device, and the pressure roller testing device is by continuous or intermittent pressure roller movement to fabric, without frequently repositioning, so that repeated operation is greatly reduced, and test efficiency is improved.

[0006] The utility model discloses a technical purpose above is realized through following technical scheme: a kind of elasticity testing device for fabric, including base, the upper end middle side of base is fixedly installed with fixed recessed plate, driving mechanism is provided in the fixed recessed plate, the outer surface of driving mechanism is threadedly connected with sliding plate, the lower end of sliding plate is fixedly installed with press roll, the upper end left and right sides of base are both fixedly installed with an arc plate, the rear end of two arc plates is both fixedly installed with a first servo motor, the output of first servo motor is fixedly installed with shaft, the front end of shaft is fixedly installed with positioning roller, the outer surface of positioning roller is provided with placing groove, the upper end middle part front side of base is fixedly installed with scale.

[0007] The utility model further sets up: driving mechanism includes second servo motor, the output of second servo motor is fixedly installed with screw rod, the screw rod is movably inserted and connected in fixed recessed plate, second servo motor is fixedly connected in the upper end of fixed recessed plate, sliding plate is threadedly connected on the outer surface of screw rod.

[0008] The utility model further sets up: sliding plate and base keep parallel positional relation.

[0009] The utility model further sets up: the lower end of base is fixedly installed with four support legs.

[0010] Summarized above, the utility model has following beneficial effect:

[0011] 1, through the press roll testing device, the fabric is pressed by continuous or intermittent press roll movement, without frequently re-places, to greatly reduce repeated operation, improve test efficiency. ACCURACY OF DRAWINGS

[0012] Fig. 1 It is whole structure schematic diagram of the utility model;

[0013] Fig. 2 It is three-dimensional structure schematic diagram of driving mechanism of the utility model.

[0014] In the drawing: 1, base;2, fixed recessed plate;3, driving mechanism;4, sliding plate;5, press roll;6, arc plate;7, first servo motor;8, shaft;9, positioning roller;10, placing groove;11, scale;31, second servo motor;32, screw rod;12, support leg. DETAILED DESCRIPTION

[0015] In order to make the person skilled in the art better understand the technical scheme of the utility model, the utility model is described in further detail below in conjunction with the drawings and specific embodiments, it is explained that, in the case where there is no conflict, the embodiment of the application and the feature in the embodiment can be combined mutually.

[0016] In the description of the utility model, it needs to explain, the term "upper", "lower", "inner", "outer", "top / bottom end" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicate or imply that the device or element must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as the limitation of the utility model.

[0017] In the description of the utility model, it needs to explain, unless otherwise explicitly provided and limited, the term "installation", "set with", "sleeve setting / interface", "connection" and so on, should be broad understanding, for example "connection", can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be the communication inside two elements.For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0018] The utility model will be described in detail below in combination with the drawings.

[0019] A kind of elasticity testing device for fabric, as shown in Figs. 1-2 It includes base 1, the upper end middle side of base 1 is fixedly installed with fixed concave plate 2, driving mechanism 3 is arranged in fixed concave plate 2, the outer surface of driving mechanism 3 is threadedly connected with sliding plate 4, sliding plate 4 and base 1 keep parallel position relationship, the lower end of sliding plate 4 is fixedly installed with press roll 5, the upper end left and right sides of base 1 are both fixedly installed with one arc plate 6, the rear end of two arc plates 6 is both fixedly installed with one first servo motor 7, the output end of first servo motor 7 is fixedly installed with rotating shaft 8, the front end of rotating shaft 8 is fixedly installed with positioning roller 9, the outer surface of positioning roller 9 is provided with placing groove 10, the upper end middle part front side of base 1 is fixedly installed with scale 11.

[0020] As shown in Fig. 2 Driving mechanism 3 includes second servo motor 31, the output end of second servo motor 31 is fixedly installed with lead screw 32, lead screw 32 is movably inserted into fixed concave plate 2, second servo motor 31 is fixedly connected to the upper end of fixed concave plate 2, and sliding plate 4 is threadedly connected to the outer surface of lead screw 32.

[0021] As shown in Fig. 1 The lower end of base 1 is fixedly installed with four supporting legs 12, and the supporting legs 12 are provided to support and stabilize the base 1.

[0022] Working principle: by putting the two ends of the fabric through the left and right placement slot 10, at this time the fabric is below the pressure roller 5, by the left and right first servo motor 7 respectively start driving the left and right shaft 8 to rotate in opposite directions, so as to drive the left and right two positioning rollers 9 to rotate in opposite directions by a certain angle, at this time the left and right ends of the fabric can be wound on the positioning roller 9, so as to fix the fabric, by starting the second servo motor 31 to drive the lead screw 32 to rotate, in turn drive the sliding plate 4 to move down along the lead screw 32, and then drive the pressure roller 5 to move down, and press the fabric. In this process, the scale 11 will record the displacement of the pressure roller 5, observe and record the reading on the scale 11, which represents the deformation degree of the fabric under the action of pressure, after reaching the predetermined pressure value or displacement, stop the movement of the pressure roller 5, and release the pressure on the fabric. At this time, observe and record the rebound of the fabric after releasing the pressure, according to the reading on the scale 11, the elongation of the fabric under the action of pressure can be calculated. The greater the elongation, the better the elasticity of the fabric. The traditional rubber ball test method needs the test personnel to place the rubber ball repeatedly and start the test, which will significantly prolong the test time in large-scale test. The pressure roller 5 test device tests the fabric by continuous or intermittent pressure roller 5 movement, without frequent repositioning, thus greatly reducing the repeated operation and improving the test efficiency.

[0023] The preferred embodiments of the utility model are described above, the protection scope of the utility model is not only limited to the above-mentioned embodiments, all technical solutions under the idea of the utility model belong to the protection scope of the utility model. It should be noted that for ordinary skilled persons in the art, some improvements and decorations without departing from the principle of the utility model can also be considered as the protection scope of the utility model.

Claims

1. An elasticity testing device for fabrics, comprising a base (1), characterized in that: A fixed concave plate (2) is fixedly installed on the upper middle side of the base (1). A driving mechanism (3) is provided inside the fixed concave plate (2). A sliding plate (4) is threadedly connected to the outer surface of the driving mechanism (3). A pressure roller (5) is fixedly installed at the lower end of the sliding plate (4). An arc plate (6) is fixedly installed on both the left and right sides of the upper end of the base (1). A first servo motor (7) is fixedly installed at the rear end of each of the two arc plates (6). A rotating shaft (8) is fixedly installed at the output end of the first servo motor (7). A positioning roller (9) is fixedly installed at the front end of the rotating shaft (8). A placement groove (10) is opened on the outer surface of the positioning roller (9). A scale (11) is fixedly installed on the front side of the upper middle part of the base (1).

2. The elasticity testing device for fabrics according to claim 1, characterized in that: The drive mechanism (3) includes a second servo motor (31), and a lead screw (32) is fixedly installed at the output end of the second servo motor (31). The lead screw (32) is movably inserted into the fixed concave plate (2). The second servo motor (31) is fixedly connected to the upper end of the fixed concave plate (2). The slide plate (4) is threadedly connected to the outer surface of the lead screw (32).

3. The elasticity testing device for fabrics according to claim 1, characterized in that: The slide (4) and the base (1) are kept in a parallel position.

4. The elasticity testing device for fabrics according to claim 1, characterized in that: Four support legs (12) are fixedly installed at the lower end of the base (1).

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