Tensile testing device for crochet yarn with high tensile strength

Abstract

The utility model discloses a tensile test device for crochet yarns with high tensile strength, which comprises a bottom support plate, a yarn length direction tensile test mechanism mounted on the bottom support plate, and a yarn vertical direction tensile test mechanism, the stretching test of the yarn in the vertical direction can be realized through the yarn stretching test mechanism in the vertical direction, and the yarn stretching test mechanism in the length direction comprises a fixed support block welded on a bottom support plate and a movable support block in sliding connection with the bottom support plate; the crochet yarn tensile testing device relates to the technical field of crochet yarn tensile testing, a yarn length direction tensile testing mechanism and a yarn vertical direction tensile testing mechanism are arranged on the bottom supporting plate, so that the tensile testing in the length direction of yarns can be realized; and the stretching test of the yarn in the vertical direction can be realized, so that the omnibearing test of the yarn is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to hook knitting yarn tensile test technical field, concretely is the tensile testing device of high tensile strength hook knitting yarn. BACKGROUND

[0002] Yarn is a kind of textile, and is processed into a certain fineness product by various textile fibers, and is used for weaving, rope making, thread making, knitting and embroidery etc., and is divided into short fiber yarn, continuous filament etc.The fineness of yarn has various expression methods, for example, number, metric count, English count, denier etc.(see count).The twist of yarn is expressed by the number of twists per meter or per inch.Merino yarn and woolen yarn are generally used for weaving woolen sweater, woolen trousers, woolen vest, scarf, hat and glove and knitting various spring and autumn season clothing products, and have the effect of decoration in addition to keeping warm.The fineness of yarn has various expression methods, for example, number, metric count, English count, denier etc.(see count).The twist of yarn is expressed by the number of twists per meter or per inch.The direction of twist is divided into S twist and Z twist.In a certain twist range, the strength of yarn increases with the increase of twist.The twist direction of single yarn and the twist direction of strand are selected according to the use of strand.

[0003] The existing yarn tensile test device usually stretches in the length direction of yarn, so as to realize the tensile test in the length direction of yarn, but cannot realize the tensile test in the vertical direction of yarn, so the existing yarn tensile test device needs to be improved. UTILITY MODEL CONTENTS

[0004] In view of the problems existing in the tensile test device of high tensile strength hook knitting yarn, the utility model is provided.

[0005] Therefore, the utility model aims at providing the tensile test device of high tensile strength hook knitting yarn, and solves the problems that the existing yarn tensile test device usually stretches in the length direction of yarn, so as to realize the tensile test in the length direction of yarn, but cannot realize the tensile test in the vertical direction of yarn, so the existing yarn tensile test device needs to be improved.

[0006] To solve the above technical problems, according to one aspect of the utility model, the utility model provides the following technical scheme:

[0007] The tensile test device of high tensile strength hook knitting yarn includes bottom support plate, yarn length direction tensile test mechanism is installed on the bottom support plate, and yarn vertical direction tensile test mechanism is further included.

[0008] The yarn vertical direction tensile test mechanism can realize the tensile test in the vertical direction of yarn.

[0009] As a preferred embodiment of the tensile testing device for high tensile strength crocheted yarn described in this utility model, the yarn length direction tensile testing mechanism includes a fixed support block welded to a bottom support plate and a movable support block slidably connected to the bottom support plate. A tension gauge is installed on the movable support block, and a first electric push rod is installed between the movable support block and the bottom support plate.

[0010] As a preferred embodiment of the tensile testing device for high tensile strength crocheted yarn described in this utility model, wherein: a first support connecting seat is welded on the movable support block, a first electric push rod is inserted into the inner wall of the first support connecting seat, and the first electric push rod and the first support connecting seat are fixed together by bolts;

[0011] A fixing block is welded to the bottom support plate, and a second support connecting seat is welded to the fixing block. A first electric push rod is inserted into the inner wall of the second support connecting seat, and the second support connecting seat and the first electric push rod are fixed together by bolts.

[0012] As a preferred embodiment of the tensile testing device for high tensile strength crocheted yarn described in this utility model, the movable support block is welded with hooks, and the fixed support block is welded with two hooks.

[0013] As a preferred embodiment of the tensile testing device for high tensile strength crocheted yarn described in this utility model, a U-shaped support plate is welded onto the movable support block, and the U-shaped support plate is inserted into the groove of the U-shaped support plate.

[0014] As a preferred embodiment of the high tensile strength crochet yarn tensile testing device of this utility model, the yarn vertical tensile testing mechanism includes an L-shaped support plate welded to a bottom support plate, a second electric push rod installed on the L-shaped support plate, a support plate installed at the bottom end of the second electric push rod, and a tension gauge hanging on a hook at the bottom of the support plate.

[0015] As a preferred embodiment of the tensile testing device for high tensile strength crocheted yarn described in this utility model, a third support connecting seat is welded on the L-shaped support plate, the top end of the second electric push rod is inserted into the third support connecting seat, and the third support connecting seat and the second electric push rod are fixed together by bolts.

[0016] Compared with existing technologies:

[0017] By setting up a yarn length tensile testing mechanism and a yarn vertical tensile testing mechanism on the bottom support plate, it is possible to perform tensile testing not only in the yarn length direction but also in the yarn vertical direction, thereby achieving all-round testing of the yarn. Attached Figure Description

[0018] Figure 1 The structural schematic view provided by the utility model;

[0019] Figure 2 The top view of the movable supporting block and the U-shaped supporting plate provided by the utility model;

[0020] Figure 3 The utility model provides Figure 1 The sectional view of the utility model provides

[0021] Figure 4 The utility model provides Figure 1 The side view of the utility model provides the sectional view.

[0022] In the drawing: bottom supporting plate 1, fixed supporting block 2, fixed block 3, second supporting connecting seat 4, first electric push rod 5, first supporting connecting seat 6, movable supporting block 7, sliding block 71, tension meter 8, U-shaped supporting plate 9, hook 10, tension meter 11, supporting disc 12, second electric push rod 13, third supporting connecting seat 14, L-shaped supporting plate 15, sliding slot 16. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantage of the utility model more clear, the following will make further detailed description to the embodiment of the utility model with the drawings.

[0024] The utility model provides the tensile testing device of high tensile strength hook knitting yarn, please refer to Figures 1-4 , including bottom supporting plate 1, be installed with yarn length direction tensile testing mechanism on bottom supporting plate 1, still including yarn vertical direction tensile testing mechanism;

[0025] Through yarn vertical direction tensile testing mechanism, the tensile test in the vertical direction of yarn can be realized.

[0026] Yarn length direction tensile testing mechanism includes fixed supporting block 2 welded on bottom supporting plate 1 and movable supporting block 7 with the sliding connection between bottom supporting plate 1, specifically, the bottom of movable supporting block 7 is welded with sliding block 71, and one end of bottom supporting plate 1 is provided with sliding slot 16, and sliding block 71 is slidably connected to the inner wall of sliding slot 16, and tension meter 8 is installed on movable supporting block 7, and first electric push rod 5 is installed between movable supporting block 7 and bottom supporting plate 1, specifically, first supporting connecting seat 6 is welded on movable supporting block 7, first electric push rod 5 is inserted into the inner wall of first supporting connecting seat 6, and first electric push rod 5 and first supporting connecting seat 6 are fixed through bolts;

[0027] The bottom support plate 1 is welded with a fixed block 3, the fixed block 3 is welded with a second support connecting seat 4, the first electric push rod 5 is inserted into the inner wall of the second support connecting seat 4, and the second support connecting seat 4 and the first electric push rod 5 are fixed through bolts; the movable support block 7 is welded with a U-shaped supporting plate 9, the U-shaped supporting plate 9 is inserted into the groove of the U-shaped supporting plate 9; one end of the tension meter 8 is hung on the hook welded on the movable support block 7; the U-shaped supporting plate 9 can ensure the relative stability of the tension meter 8, and the U-shaped supporting plate 9 is welded with a hook.

[0028] The movable support block 7 is welded with a hook 10, and the fixed support block 2 is welded with two hooks 10.

[0029] The yarn vertical direction tensile test mechanism comprises an L-shaped supporting plate 15 welded on the bottom support plate 1, and a second electric push rod 13 is installed on the L-shaped supporting plate 15; specifically, the L-shaped supporting plate 15 is welded with a third support connecting seat 14, the top end of the second electric push rod 13 is inserted into the third support connecting seat 14, and the third support connecting seat 14 and the second electric push rod 13 are fixed through bolts; the bottom end of the second electric push rod 13 is provided with a supporting disc 12; specifically, the supporting disc 12 is welded with a fourth support connecting seat, the second electric push rod 13 is inserted into the inner wall of the fourth support connecting seat, and the second electric push rod 13 and the fourth support connecting seat are fixed through bolts; and the hook at the bottom of the supporting disc 12 is hung with a tension meter 11.

[0030] In specific use, the two ends of the yarn are respectively hung on the hooks above the fixed support block 2 and the tension meter 8, the first electric push rod 5 drives the movable support block 7 to move, the movable support block 7 drives the tension meter 8 to move, the tension meter 8 stretches the yarn in the length direction, so that the yarn stretching test in the length direction is realized;

[0031] The two ends of the yarn are respectively hung on the hooks below the fixed support block 2 and the hooks on the U-shaped supporting plate 9, and the yarn passes through the ring below the tension meter 11; the second electric push rod 13 is retracted to stretch the yarn in the vertical direction, so that the yarn stretching test in the vertical direction is realized.

[0032] Although the utility model has been described in the foregoing with reference to the embodiments, various improvements can be made and the components therein can be replaced with equivalents without departing from the scope of the utility model. In particular, as long as there is no structural conflict, the features in the embodiments disclosed by the utility model can be combined in any way, and the combinations are not described in the specification due to the consideration of omitting the length and saving the resources. Therefore, the utility model is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A tensile testing device for high tensile strength crocheted yarns, comprising a base support plate (1) on which a yarn lengthwise tensile testing mechanism is mounted, characterized in that: Also include the yarn vertical direction tensile test mechanism; Through the yarn vertical direction tensile test mechanism can realize the yarn in the vertical direction of tensile test.

2. The tensile testing apparatus for high tensile strength crocheted yarn according to claim 1, wherein The yarn length direction tensile test mechanism includes fixed support block (2) welded on the bottom support plate (1) and movable support block (7) slidingly connected with the bottom support plate (1), the movable support block (7) is installed with tensile meter (8), the movable support block (7) and the bottom support plate (1) are installed with first electric push rod (5).

3. The tensile testing apparatus for high tensile strength crocheted yarn according to claim 2, wherein The first support connecting seat (6) is welded on the movable support block (7), the first electric push rod (5) is inserted into the inner wall of the first support connecting seat (6), and the first electric push rod (5) and the first support connecting seat (6) are fixed by bolts; The fixed block (3) is welded on the bottom support plate (1), the second support connecting seat (4) is welded on the fixed block (3), the first electric push rod (5) is inserted into the inner wall of the second support connecting seat (4), and the second support connecting seat (4) and the first electric push rod (5) are fixed by bolts.

4. Tensile testing apparatus for high tensile strength crocheted yarn according to claim 2 or 3, characterized in that The hook (10) is welded on the movable support block (7), and two hooks (10) are welded on the fixed support block (2).

5. The tensile testing apparatus for high tensile strength crocheted yarn according to claim 4, wherein The U-shaped supporting plate (9) is welded on the movable support block (7), and the U-shaped supporting plate (9) is inserted into the groove of the U-shaped supporting plate (9).

6. The tensile testing apparatus for high tensile strength crocheted yarn of claim 3, wherein, The yarn vertical direction tensile test mechanism includes L-shaped support plate (15) welded on the bottom support plate (1), the L-shaped support plate (15) is installed with second electric push rod (13), the bottom end of the second electric push rod (13) is installed with support disc (12), and the hook on the bottom of the support disc (12) is hung with tensile meter (11).

7. The tensile testing apparatus for high tensile strength looped yarn according to claim 6, wherein The third support connecting seat (14) is welded on the L-shaped support plate (15), the top end of the second electric push rod (13) is inserted into the third support connecting seat (14), and the third support connecting seat (14) and the second electric push rod (13) are fixed by bolts.

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