CN215262845U - Electrical mica tape tensile strength tester - Google Patents

Abstract

The utility model discloses an electrician's mica tape tensile strength test machine, including bottom plate and slewing mechanism, the equal fixedly connected with riser in bottom plate top both sides is provided with clamping mechanism between two risers, and slewing mechanism comprises first pivot and second pivot, and first pivot and second pivot rotate respectively to be connected in two relative one sides of riser, and first pivot and second pivot set up in clamping mechanism's both sides position department, and one side of one of them riser is provided with positioning mechanism. The utility model discloses utilize first pivot, second pivot and positioning mechanism's setting, rotate round first pivot and second pivot through clamping mechanism for press from both sides the mica tape after tight and twine at clamping mechanism's outer wall, the clamping mechanism after the rethread positioning mechanism is rotated fixes a position, thereby has increased the clamping strength of mica tape, makes the mica tape difficult and clamping mechanism separation when carrying out the tensile strength test, has improved the stability that presss from both sides tightly when the mica tape test.

Description

Electrical mica tape tensile strength tester

Technical Field

The utility model relates to a mica tape detection area, in particular to electrician's mica tape tensile strength test machine.

Background

Mica tape is a fire-resistant insulating material and can be divided into the following components according to the application: mica tape for motor and cable. The structure is divided into: double-sided tape, single-sided tape, triple-sided tape, double-film tape, single-film tape, and the like.

After the production of the mica tape is finished, the mica tape needs to be sampled and detected, wherein the tensile strength is one of the tensile strength, two ends of the mica tape are clamped on two clamping devices of a testing machine, one clamping device is fixed, the other clamping device is movable, a tension sensor is arranged on the other clamping device, and the movement of the tension sensor is controlled by a computer, namely the clamping device with the tension sensor controlled by the computer can move, so that the tensile breaking strength of the mica tape is measured.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electrician's mica tape tensile strength test machine to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: electrician's mica tape tensile strength test machine includes:

the clamping mechanism comprises a bottom plate, vertical plates are fixedly connected to two sides of the top end of the bottom plate, and a clamping mechanism is arranged between the two vertical plates;

and the rotating mechanism consists of a first rotating shaft and a second rotating shaft, the first rotating shaft and the second rotating shaft are respectively and rotatably connected to one side, opposite to the two vertical plates, of the clamping mechanism, the first rotating shaft and the second rotating shaft are arranged at the positions of the two sides of the clamping mechanism, and one of the two rotating shafts is provided with a positioning mechanism.

Preferably, clamping mechanism comprises first splint and second splint, first splint fixed connection is between first pivot and second pivot, two screw holes, adjacent two have all been seted up on the top of first splint and second splint the inner wall threaded connection of screw hole has the bolt.

Preferably, the top of first splint and the bottom of second splint all paste and are equipped with the rubber pad, circular arc chamfer has all been seted up to the front and the back of first splint and second splint.

Preferably, one end of the second rotating shaft penetrates through one side of one of the vertical plates and is fixedly connected with a rotary table, and one side of the rotary table is fixedly connected with a handle.

Preferably, positioning mechanism comprises two locating levers, wherein another one side of riser is provided with the fly leaf, two the equal fixed connection of locating lever in one side of fly leaf, wherein another two activity holes have been seted up to riser one side, the locating hole has been seted up to one side of first splint, the locating lever runs through the inside of activity hole and is connected with the inner wall activity interlude of locating hole.

Preferably, wherein another one side fixedly connected with dead lever of riser, the jack has been seted up to one side of fly leaf, the outer wall of dead lever and the inner wall activity interlude of jack are connected, the one end fixedly connected with limiting plate of dead lever, be provided with the spring between limiting plate and the fly leaf, the outside of dead lever is located to the spring housing.

The utility model discloses a technological effect and advantage:

(1) the utility model discloses utilize the setting of first pivot, second pivot and positioning mechanism, rotate around first pivot and second pivot through clamping mechanism, make the mica tape after the clamp is tight twine at clamping mechanism's outer wall, and then fix a position the clamping mechanism after rotating through positioning mechanism, thereby increased the clamping strength of mica tape, make the mica tape difficult to separate with clamping mechanism when carrying out the tensile strength test, improved the stability that presss from both sides tightly when testing the mica tape;

(2) the utility model discloses utilize the setting of rubber pad and circular arc chamfer, increased the frictional force behind the clamp of mica tape clamp through the rubber pad for the mica tape is difficult for droing, and when the circular arc chamfer that sets up simultaneously makes the mica tape winding back and carry out tensile, the mica tape can not be cut through by the edges and corners on first splint and the second splint.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic front sectional view of the present invention.

Fig. 3 is the sectional structure diagram of the movable plate of the present invention.

In the figure: 1. a base plate; 2. a vertical plate; 3. a first rotating shaft; 4. a second rotating shaft; 5. a first splint; 6. a second splint; 7. a threaded hole; 8. a bolt; 9. a turntable; 10. a handle; 11. a movable plate; 12. a movable hole; 13. positioning a rod; 14. positioning holes; 15. fixing the rod; 16. a jack; 17. a limiting plate; 18. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an electrical mica tape tensile strength tester as shown in figures 1-3, which comprises a bottom plate 1 and a rotating mechanism, wherein, both sides of the top end of the bottom plate 1 are fixedly connected with a vertical plate 2, a clamping mechanism is arranged between the two vertical plates 2, the clamping mechanism is composed of a first clamping plate 5 and a second clamping plate 6, the first clamping plate 5 is fixedly connected between a first rotating shaft 3 and a second rotating shaft 4, both the top ends of the first clamping plate 5 and the second clamping plate 6 are provided with two threaded holes 7, the inner wall threads of the two adjacent threaded holes 7 are connected with a bolt 8, the rotating mechanism is composed of a first rotating shaft 3 and a second rotating shaft 4, the first rotating shaft 3 and the second rotating shaft 4 are respectively and rotatably connected with one side opposite to the two vertical plates 2, the first rotating shaft 3 and the second rotating shaft 4 are arranged at the positions of both sides of the clamping mechanism, one side of the vertical plate 2 is provided with a positioning mechanism, after the mica tape is clamped by the clamping mechanism, make clamping mechanism rotate round first pivot 3 and second pivot 4, the mica tape winding that will press from both sides tightly is at clamping mechanism's outer wall, rethread positioning mechanism fixes a position clamping mechanism, make the mica tape can not drop from clamping mechanism, the both ends of mica tape are stable fixing respectively on two positioning mechanism, one of them positioning mechanism is fixed motionless, another one positioning mechanism removes under the drive of computer, thereby test the tensile strength of mica tape through the last tension sensor who sets up of this positioning mechanism.

Rubber pads are respectively attached to the top end of the first clamping plate 5 and the bottom end of the second clamping plate 6, so that a mica tape between the first clamping plate 5 and the second clamping plate 6 is clamped more tightly, arc chamfers are respectively arranged on the front side and the back side of the first clamping plate 5 and the back side of the second clamping plate 6, and the mica tape cannot be worn by edges of the first clamping plate 5 and the second clamping plate 6 after being wound by the arc chamfers;

one end of the second rotating shaft 4 penetrates through one side of one vertical plate 2 and is fixedly connected with a rotary table 9, one side of the rotary table 9 is fixedly connected with a handle 10, and the rotating force arm of the second rotating shaft 4 is increased through the handle 10 and the rotary table 9, so that the clamping mechanism is more labor-saving to rotate;

the positioning mechanism is composed of two positioning rods 13, wherein a movable plate 11 is arranged on one side of the other vertical plate 2, the two positioning rods 13 are fixedly connected to one side of the movable plate 11, two movable holes 12 are formed in one side of the other vertical plate 2, a positioning hole 14 is formed in one side of the first clamping plate 5, the positioning rods 13 penetrate through the inner parts of the movable holes 12 and are movably inserted and connected with the inner wall of the positioning hole 14, and the two positioning rods 13 are driven to be inserted into the positioning hole 14 through the movable plate 11, so that the first clamping plate 5 and the vertical plate 2 are fixed;

wherein one side fixedly connected with dead lever 15 of another riser 2, jack 16 has been seted up to one side of fly leaf 11, the outer wall of dead lever 15 and the inner wall activity interlude of jack 16 are connected, the one end fixedly connected with limiting plate 17 of dead lever 15, be provided with spring 18 between limiting plate 17 and the fly leaf 11, the outside of dead lever 15 is located to spring 18 cover, through fixed limiting plate 17, make spring 18 exert the effect of power to fly leaf 11 always, make locating lever 13 can insert in locating hole 14 always when not receiving other external forces.

When the embodiment is operated, one end of the mica tape is arranged between the first clamping plate 5 and the second clamping plate 6, and then is screwed into the two corresponding threaded holes 7 through the bolts 8, so that the first clamping plate 5 and the second clamping plate 6 are fixed and clamp the mica tapes, the movable plate 11 is pulled, the movable plate 11 drives the two positioning rods 13 to move, at the same time, the spring 18 is compressed by extrusion, so that the two positioning rods 13 are separated from the corresponding positioning holes 14, at the moment, the handle 10 is held by hand, the rotating disc 9 is rotated, the first clamping plate 5 and the second clamping plate 6 are rotated around the second rotating shaft 4, so that the clamped mica tapes are wound in the first clamping plate 5 and the second clamping plate 6, the rotating disc 9 stops rotating after being wound for several circles, the movable plate 11 is loosened, under the elastic action of the spring 18, the positioning rod 13 is inserted into the corresponding positioning hole 14, the first clamping plate 5 can be positioned, and the clamped mica tape can not fall off when being stretched; the two ends of the mica tape are respectively and stably fixed on the two positioning mechanisms, one positioning mechanism is fixed, and the other positioning mechanism is driven by a computer to move, so that the tensile strength of the mica tape is tested through the tension sensor arranged on the positioning mechanism.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. Electrician's mica tape tensile strength test machine which characterized in that includes:

the clamping device comprises a bottom plate (1), wherein vertical plates (2) are fixedly connected to two sides of the top end of the bottom plate (1), and a clamping mechanism is arranged between the two vertical plates (2);

slewing mechanism, slewing mechanism comprises first pivot (3) and second pivot (4), first pivot (3) and second pivot (4) rotate respectively and connect in two riser (2) relative one side, first pivot (3) and second pivot (4) set up in clamping mechanism's both sides position department, one of them one side of riser (2) is provided with positioning mechanism.

2. The electrical mica tape tensile strength testing machine according to claim 1, wherein the clamping mechanism is composed of a first clamping plate (5) and a second clamping plate (6), the first clamping plate (5) is fixedly connected between the first rotating shaft (3) and the second rotating shaft (4), two threaded holes (7) are respectively formed in the top ends of the first clamping plate (5) and the second clamping plate (6), and a bolt (8) is connected to the inner wall of each two adjacent threaded holes (7) in a threaded manner.

3. The electrical mica tape tensile strength testing machine according to claim 2, wherein rubber pads are attached to the top end of the first clamping plate (5) and the bottom end of the second clamping plate (6), and arc chamfers are arranged on the front surface and the back surface of the first clamping plate (5) and the back surface of the second clamping plate (6).

4. The electrical mica tape tensile strength testing machine according to claim 1, wherein one end of the second rotating shaft (4) penetrates one side of one of the risers (2) and is fixedly connected with a rotating disc (9), and one side of the rotating disc (9) is fixedly connected with a handle (10).

5. The electrical mica tape tensile strength testing machine according to claim 2, wherein the positioning mechanism comprises two positioning rods (13), one side of the other vertical plate (2) is provided with a movable plate (11), the two positioning rods (13) are fixedly connected to one side of the movable plate (11), one side of the other vertical plate (2) is provided with two movable holes (12), one side of the first clamping plate (5) is provided with a positioning hole (14), and the positioning rods (13) penetrate through the inner part of the movable holes (12) and are movably inserted and connected with the inner wall of the positioning hole (14).

6. The electrical mica tape tensile strength testing machine according to claim 5, wherein one side of the other vertical plate (2) is fixedly connected with a fixed rod (15), one side of the movable plate (11) is provided with a jack (16), the outer wall of the fixed rod (15) is movably inserted into the inner wall of the jack (16), one end of the fixed rod (15) is fixedly connected with a limiting plate (17), a spring (18) is arranged between the limiting plate (17) and the movable plate (11), and the spring (18) is sleeved outside the fixed rod (15).

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