Tensile detection device for enameled wire

Abstract

The utility model belongs to the technical field of enameled wire detection, and particularly relates to a tensile property detection device for enameled wires, which comprises a tensile testing machine body, a tensile frame arranged at the upper end of the tensile testing machine body, a transmission case arranged on the back side of the tensile frame, a first bolt side wall threaded connection fixing disc, and a winding shaft inserted in the top of the fixing disc. The top of the winding shaft abuts against a cover plate, one side of the cover plate is rotationally connected to the top of a fixing disc through a rotating shaft, the top of the fixing disc is in threaded connection with a second bolt, the side wall of the second bolt is in threaded connection to the transverse end of the other side of the cover plate, a limiting disc is arranged on one side of the top of the winding shaft, and the top of the limiting disc is in threaded connection with an adjusting rod. The position of the winding shaft is fixed through the fixing disc fixed on the up-down stretching plate and the cover plate on the fixing disc, and the position of the enameled wire test section is stably fixed through the winding shaft, the limiting disc on the winding shaft and the adjusting rod, so that the enameled wire test section is prevented from slipping off during detection to affect the detection precision.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the enameled wire detection technical field, and specifically relates to a tensile property detection device for enameled wire. BACKGROUND

[0002] As a common cable insulation material, enameled wire is widely used in power systems and electronic equipment such as motors, electrical appliances and electronics. In practical applications, the quality and performance of enameled wire directly affect the stable operation and service life of electrical equipment. Therefore, enameled wire tensile property detection is of great significance, and its detection process is also crucial. The enameled wire tensile test device disclosed in the application number "CN202322225071.9" is also a mature technology. The detection section of the enameled wire is fixed at both ends of the detection device, so that the tensile test can be carried out, and the tensile property can be detected.

[0003] However, the device still has the following defects: when the above-mentioned device is used, the existing enameled wire is detected for its tensile property, the two ends of the enameled wire are fixed on the two sides of the stretching end of the testing machine by using clamps, due to the smooth surface and slender shape of the enameled wire, it is easy to slip off the clamps, which affects the detection accuracy of the tensile test. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a tensile property detection device for enameled wire, which aims to solve the problem that when the above-mentioned device is used, the existing enameled wire is detected for its tensile property, the two ends of the enameled wire are fixed on the two sides of the stretching end of the testing machine by using clamps, due to the smooth surface and slender shape of the enameled wire, it is easy to slip off the clamps, which affects the detection accuracy of the tensile test.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a tensile property detection device for enameled wire, comprising: a tensile testing machine body, a stretching frame is arranged on the upper end of the tensile testing machine body, a transmission box is arranged on the back side of the stretching frame, a lower stretching plate is arranged on the front end of the stretching frame, an upper stretching plate is arranged on the top of the lower stretching plate on the front end of the stretching frame, a limiting frame is connected to the bottom of the upper stretching plate, a first bolt is threadedly connected to the side wall of the limiting frame, a fixed disc is threadedly connected to the side wall of the first bolt, a winding shaft is inserted into the top of the fixed disc, a cover plate abuts against the top of the winding shaft, the cover plate is rotatably connected to the top of the fixed disc on one side through a rotating shaft, a second bolt is threadedly connected to the top of the fixed disc, and the second bolt is threadedly connected to the other side transverse end of the cover plate. A limiting disc is arranged on one side of the top of the winding shaft, and an adjusting rod is threadedly connected to the top of the limiting disc.

[0006] In order to make the use of the first bolt fixed fixed disc on the position of the upper and lower stretch plate, as the utility model discloses a kind of tensile resistance detection device for enameled wire preferred, the lower stretch plate, upper stretch plate, limit frame, first bolt and fixed disc form threaded connection structure, the lower stretch plate and upper stretch plate are oppositely arranged on the front side of the stretch frame.

[0007] In order to make the use of the second bolt fixed its position on the fixed disc, as the utility model discloses a kind of tensile resistance detection device for enameled wire preferred, the fixed disc, cover plate, shaft and second bolt form rotary connection structure.

[0008] In order to make the use of the groove opened in the top of fixed disc to facilitate the placement of fixed winding shaft, as the utility model discloses a kind of tensile resistance detection device for enameled wire preferred, the top of the fixed disc is provided with semicircular groove, and the groove shape size is adapted to winding shaft, and the groove on both sides of the top of the fixed disc is respectively provided with a group of cover plates.

[0009] In order to make the use of the groove opened in the top of fixed disc to facilitate the placement of fixed winding shaft, as the utility model discloses a kind of tensile resistance detection device for enameled wire preferred, the groove shape size is adapted to the groove on the top of the fixed disc.

[0010] In order to make the use of the groove on the surface of winding shaft to facilitate the winding of fixed enameled wire, as the utility model discloses a kind of tensile resistance detection device for enameled wire preferred, a ring groove is formed on the surface of the winding shaft, and the top of the limit disc is provided with a ring groove.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The position of winding shaft on the fixed disc fixed on the upper and lower stretch plate and the cover plate thereon is fixed, and the position of enameled wire test section is stably fixed by winding shaft and the limit disc and adjusting rod thereon, so that the detection accuracy is not affected by slipping during detection.

[0013] The groove on the winding shaft is used to facilitate the winding of enameled wire, and the appropriate winding shaft can be selected according to the type of enameled wire to be detected, so that various types of enameled wire can be stably fixed for detection. BRIEF DESCRIPTION OF DRAWINGS

[0014] The accompanying drawings are used to provide further understanding of the utility model, and constitute a part of specification, together with embodiments of the utility model, to explain the utility model, and do not constitute limitation to the utility model. In the drawings:

[0015] Figure 1It is the front view structure schematic diagram of the utility model;

[0016] Figure 2 It is the side view structure schematic diagram of the utility model;

[0017] Figure 3 It is the top view structure schematic diagram of the utility model;

[0018] Figure 4 It is the fixed disc and winding shaft part enlarged structure schematic diagram of the utility model;

[0019] Figure 5 It is the fixed disc and winding shaft part enlarged section structure schematic diagram of the utility model.

[0020] In the drawing: 1, tensile testing machine body;2, stretching frame;3, transmission box;4, lower stretching plate;5, upper stretching plate;6, limit frame;7, first bolt;8, fixed disc;9, winding shaft;10, cover plate;11, rotating shaft;12, second bolt;13, limit disc;14, adjusting rod. Specific implementation

[0021] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the protection scope of the utility model.

[0022] Please refer to Figures 1-5 The utility model provides the following technical scheme: a kind of tensile detection device for enameled wire, including: tensile testing machine body 1, the tensile testing machine body 1 in this technical solution is provided with control mechanism in its bottom, the mechanism is conventional technology in the art, and it has no any relevance with the technical problem in this technical solution, therefore, not too much statement in this technical solution, in specific use, the position of enameled wire sample is fixed using winding shaft 9 on lower stretching plate 4 and upper stretching plate 5, so that enameled wire fixed on stretching frame 2 is subjected to tensile test using transmission box 3.

[0023] The upper end of the tensile testing machine body 1 is provided with a tensile frame 2, the back side of the tensile frame 2 is provided with a transmission box 3, the front end of the tensile frame 2 is provided with a lower tensile plate 4, the top of the lower tensile plate 4 at the front end of the tensile frame 2 is provided with an upper tensile plate 5, the bottom of the upper tensile plate 5 is connected with a limiting frame 6, the side wall of the limiting frame 6 is threadedly connected with a first bolt 7, the side wall of the first bolt 7 is threadedly connected with a fixed disc 8, the top of the fixed disc 8 is inserted with a winding shaft 9, the top of the winding shaft 9 abuts against a cover plate 10, one side of the cover plate 10 is rotatably connected to the top of the fixed disc 8 through a rotating shaft 11, the top of the fixed disc 8 is threadedly connected with a second bolt 12, the side wall of the second bolt 12 is threadedly connected to the other side of the cover plate 10, one side of the top of the winding shaft 9 is provided with a limiting disc 13, and the top of the limiting disc 13 is threadedly connected with an adjusting rod 14.

[0024] Preferably, the lower tensile plate 4, the upper tensile plate 5, the limiting frame 6, the first bolt 7 and the fixed disc 8 form a threaded connection structure, and the lower tensile plate 4 and the upper tensile plate 5 are oppositely arranged at the two ends of the front side of the tensile frame 2.

[0025] In specific use, the position of the fixed disc 8 on the lower tensile plate 4 and the upper tensile plate 5 is fixed by the cooperation of the limiting frame 6 and the first bolt 7, so as to facilitate the fixation of the enameled wire sample.

[0026] Preferably, the fixed disc 8, the cover plate 10, the rotating shaft 11 and the second bolt 12 form a rotary connection structure.

[0027] In specific use, the winding shaft 9 is inserted into the groove at the top of the fixed disc 8, and the cover plate 10 is rotated downward on the winding shaft 9 through the rotating shaft 11 connected to one side of the cover plate 10, and the second bolt 12 is fixed to the fixed disc 8 through the other side of the cover plate 10.

[0028] Preferably, a semicircular groove is formed at the top of the fixed disc 8, and the shape and size of the groove are matched with the winding shaft 9, and a group of cover plates 10 are arranged at the two sides of the groove at the top of the fixed disc 8.

[0029] In specific use, according to the diameter of the sample, a suitable winding shaft 9 is selected, so that one end of the sample is wound around the annular groove on the surface of the winding shaft 9 for several turns, and then the winding shaft 9 is inserted into the groove at the top of the fixed disc 8, and the cover plate 10 is rotated downward on the winding shaft 9 through the rotating shaft 11 connected to one side of the cover plate 10, so as to fix the position of the winding shaft 9.

[0030] Preferably, cylindrical protrusions are arranged at the bottom of the lateral rods on the two sides of the winding shaft 9, and the shape and size of the protrusions are matched with the groove at the top of the fixed disc 8.

[0031] In specific use, the winding shaft 9 is inserted into the groove at the top of the fixed disc 8, so as to fix the position of the winding shaft 9 on the fixed disc 8, avoiding the rotation of the winding shaft 9 on the fixed disc 8 affecting the stability of the enameled wire sample.

[0032] Preferably, a circular groove is formed on the surface of the winding shaft 9, and the top of the limiting disc 13 is provided with a circular groove.

[0033] In use, the circular groove formed on the surface of the winding shaft 9 is used to conveniently wind and fix the enameled wire sample, and the circular groove on the top of the limiting disc 13 is used to fix the enameled wire sample.

[0034] Working principle: when the enameled wire produced needs to be detected for tensile resistance, a representative sample is selected, and then the appropriate winding shaft 9 is selected according to the diameter of the sample, so that one end of the sample is wound several times on the circular groove formed on the surface of the winding shaft 9, then the winding shaft 9 is inserted into the groove at the top of the fixing disc 8, and the shaft 11 connected to one side of the cover plate 10 is used to rotate downward and abut against the winding shaft 9, and the second bolt 12 is used to pass through the other side of the cover plate 10 and is fixed on the fixing disc 8, so as to fix the position of the winding shaft 9 on the fixing disc 8, and the end of the sample wound on the winding shaft 9 is sleeved on the surface of the adjusting rod 14 and abuts against the circular groove on the top of the limiting disc 13, then the adjusting rod 14 is rotated downward to press the disc downward to fix the position of the enameled wire sample on the limiting disc 13 and the adjusting rod 14, as described above, the other end of the sample is fixed on the lower stretching plate 4 and the upper stretching plate 5 on the other side in the same way, so that the sample is fixed between the lower stretching plate 4 and the upper stretching plate 5, so that the transmission box 3 at the rear side of the tensile testing machine body 1 is used to move and stretch the lower stretching plate 4 and the upper stretching plate 5 on the stretching frame 2, and the tensile resistance of the enameled wire is detected.

[0035] Finally, it should be pointed out that the above description is only a preferred embodiment of the present application and is not intended to limit the present application. Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent replacements to some technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A tensile resistance testing device for enameled wire, comprising: The utility model relates to a tensile testing machine body (1), its characterized in be: the tensile testing machine body (1) upper end is equipped with tensile frame (2), the tensile frame (2) back side is equipped with transmission case (3), the tensile frame (2) front end is equipped with lower tensile plate (4), the tensile frame (2) front end lower tensile plate (4) top is equipped with upper tensile plate (5), upper tensile plate (5) bottom is connected with limiting frame (6), limiting frame (6) side wall is threadedly connected with first bolt (7), first bolt (7) side wall is threadedly connected with fixed disc (8), fixed disc (8) top is inserted with winding shaft (9), winding shaft (9) top is butt joint with cover plate (10), cover plate (10) one side is rotatably connected on fixed disc (8) top with pivot (11), fixed disc (8) top is threadedly connected with second bolt (12), second bolt (12) side wall is threadedly connected with cover plate (10) other side transverse end, winding shaft (9) top one side is equipped with limiting disc (13), limiting disc (13) top is threadedly connected with adjusting rod (14).

2. A device for detecting the tensile resistance of an enameled wire according to claim 1, characterized in that: The lower tensile plate (4), the upper tensile plate (5), the limiting frame (6), the first bolt (7) and the fixed disc (8) form a threaded connection structure, and the lower tensile plate (4) and the upper tensile plate (5) are oppositely arranged on the two ends of the front side of the tensile frame (2).

3. A device for detecting the tensile resistance of an enameled wire according to claim 1, characterized in that: The fixed disc (8), the cover plate (10), the pivot (11) and the second bolt (12) form a rotary connection structure.

4. A device for detecting the tensile resistance of an enameled wire according to claim 3, characterized in that: The fixed disc (8) top is provided with a semicircular groove, and the groove shape size is matched with the winding shaft (9), and the fixed disc (8) top groove both sides are equipped with a group of cover plates (10).

5. A device for detecting the tensile resistance of an enameled wire according to claim 4, characterized in that: The winding shaft (9) both sides horizontal rod bottom is equipped with cylindrical lug, and the lug shape size is matched with the fixed disc (8) top groove.

6. A device for detecting the tensile resistance of an enameled wire according to claim 1, characterized in that: The winding shaft (9) surface is provided with a circular annular groove, and the limiting disc (13) top is provided with an annular groove.

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