Auxiliary device for testing peel strength of heat shrinkable sleeve

Abstract

The utility model discloses a heat shrinkable sleeve peel strength test auxiliary device, which comprises a mounting rack, the inner wall of the mounting rack is movably connected with a support shaft, the outer wall of the support shaft is respectively and fixedly connected with a cylindrical gear and a movable rod, one end of the movable rod is fixedly connected with a support block, and the other end of the movable rod is fixedly connected with a nut. The outer wall of the supporting block is fixedly connected with a fixing nut, the inner wall of the fixing nut is movably connected with a movable screw rod, and the outer wall of the movable screw rod is movably connected with a positioning block and a movable cushion block. According to the device, the mounting frame, the through groove, the supporting shaft, the cylindrical gear, a movable rod, a supporting block, a fixing nut, a movable screw rod, an adjusting handle, a positioning block, a movable cushion block, a guide rod and a through hole are arranged, so that the distance can be conveniently adjusted, heat shrinkage sleeves with different widths can be conveniently clamped, the center between the two clamping ends is kept unchanged during adjustment, and the clamping efficiency is improved. Therefore, uniform stress is facilitated, and the accuracy of test data is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical direction of heat shrink sleeves, and specifically relates to a heat shrink sleeve peeling strength test auxiliary device. Background Art

[0002] Heat shrink sleeves are commonly known as dead sleeves. The inner layer of the heat shrink sleeve is an epoxy primer coated on the surface of the steel pipe, the middle layer is hot melt adhesive, and the outer layer is a modified radiation cross-linked polyethylene substrate. The peel strength of the heat shrink sleeve is an important parameter of the heat shrink sleeve, so it is necessary to use a testing instrument to test the peel strength of the heat shrink sleeve. During the test, the peeled warped test block needs to be clamped. At this time, a clamping device is used to assist the test work.

[0003] The existing clamping device is not convenient to adjust the clamping distance at both ends when in use, and then when performing a peeling test on a wider heat shrink sleeve, uneven force is likely to occur, which in turn affects the peeling test work. This phenomenon has become a problem that needs to be solved urgently by people in this field. Utility Model Content

[0004] The utility model aims to provide a heat shrink sleeve peeling strength test auxiliary device for existing devices to solve the problems raised in the above background technology.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a heat shrink sleeve peeling strength test auxiliary device, comprising a mounting frame, the inner wall of the mounting frame is movably connected with a support shaft, the outer wall of the support shaft is respectively fixedly connected with a cylindrical gear and a movable rod, one end of the movable rod is fixedly connected with a support block, the outer wall of the support block is fixedly connected with a fixing nut, the inner wall of the fixing nut is movably connected with a movable screw, the outer wall of the movable screw is respectively movably connected with a positioning block and a movable cushion block, and the outer wall of the support block is provided with a through hole. By providing the mounting frame, through groove, support shaft, cylindrical gear, movable rod, support block, fixing nut, movable screw, adjustment handle, positioning block, movable cushion block, guide rod and through hole, it is convenient to adjust the spacing, which is beneficial to clamping heat shrink sleeves of different widths, and the center between the clamping ends is kept unchanged during adjustment, which is beneficial to uniform force, thereby ensuring the accuracy of test data, meeting people's work needs, and worthy of popularization and use.

[0006] Furthermore, a through groove is provided on the top inner wall of the mounting frame, and the mounting frame is distributed in an equiangular triangle when viewed from the front, so that the force is more evenly distributed during testing.

[0007] Furthermore, two support shafts are provided, and the cylindrical gears on the outer walls of the two support shafts are meshed with each other, so as to facilitate the synchronous rotation of the two support shafts in opposite directions.

[0008] Furthermore, the movable screw rod and the support block are through-connected, and one end of the movable screw rod is fixedly connected with an adjustment handle, which facilitates the movable screw rod to be rotated.

[0009] Furthermore, the inner wall of the adjustment handle abuts against one side of the movable cushion block, and the other side of the movable cushion block abuts against the outer wall of the positioning block, which facilitates the adjustment handle to drive the positioning block to slide through the movable cushion block.

[0010] Furthermore, a guide rod is fixedly connected to the inner wall of the positioning block, and the guide rod is connected to the support block through a through hole, which facilitates the guiding work of the positioning block.

[0011] Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model,

[0012] (1) The installation frame, through slot, support shaft, cylindrical gear, movable rod, support block, fixed nut, movable screw, adjustment handle, positioning block, movable pad, guide rod and through hole are provided to facilitate the adjustment of the spacing, which is conducive to clamping heat shrink sleeves of different widths. The center between the two ends of the clamping is kept unchanged during adjustment, which is conducive to uniform force, thereby ensuring the accuracy of the test data, meeting people's work needs, and is worthy of promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a top view schematic diagram of the utility model;

[0016] Figure 3 It is a front sectional schematic diagram of the utility model.

[0017] In the figure: 1. mounting frame; 2. through slot; 3. supporting shaft; 4. cylindrical gear; 5. movable rod; 6. supporting block; 7. fixing nut; 8. movable screw; 9. adjusting handle; 10. positioning block; 11. movable pad; 12. guide rod; 13. through hole. DETAILED DESCRIPTION

[0018] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figure 1-3 The utility model provides a technical solution: a heat shrink sleeve peeling strength test auxiliary device, including a mounting frame 1, the inner wall of the mounting frame 1 is movably connected with a support shaft 3, the outer wall of the support shaft 3 is respectively fixedly connected with a cylindrical gear 4 and a movable rod 5, one end of the movable rod 5 is fixedly connected with a support block 6, the outer wall of the support block 6 is fixedly connected with a fixing nut 7, the inner wall of the fixing nut 7 is movably connected with a movable screw 8, the outer wall of the movable screw 8 is respectively movably connected with a positioning block 10 and a movable cushion block 11, and the outer wall of the support block 6 is provided with a through hole 13. By providing the mounting frame 1, the through slot 2, the support shaft 3, the cylindrical gear 4, the movable rod 5, the support block 6, the fixing nut 7, the movable screw 8, the adjusting handle 9, the positioning block 10, the movable cushion block 11, the guide rod 12 and the through hole 13, it is convenient to adjust the spacing, which is conducive to clamping heat shrink sleeves of different widths, and the center between the clamping ends is kept unchanged during adjustment, which is conducive to uniform force, thereby ensuring the accuracy of the test data, meeting people's work needs, and worthy of popularization and use.

[0020] Furthermore, a through slot 2 is provided on the top inner wall of the mounting frame 1, and the mounting frame 1 is distributed in an equiangular triangle when viewed from the front, so that the force is more evenly distributed during testing.

[0021] Furthermore, two support shafts 3 are provided, and the cylindrical gears 4 on the outer walls of the two support shafts 3 mesh with each other, so as to facilitate the synchronous rotation of the two support shafts 3 in opposite directions.

[0022] Furthermore, the movable screw rod 8 is through-connected to the support block 6 , and one end of the movable screw rod 8 is fixedly connected to an adjustment handle 9 , which facilitates the movable screw rod 8 to be rotated.

[0023] Furthermore, the inner wall of the adjustment handle 9 abuts against one side of the movable pad 11 , and the other side of the movable pad 11 abuts against the outer wall of the positioning block 10 , which facilitates the adjustment handle 9 to drive the positioning block 10 to slide through the movable pad 11 .

[0024] Furthermore, a guide rod 12 is fixedly connected to the inner wall of the positioning block 10 , and the guide rod 12 is connected to the support block 6 through a through hole 13 , which facilitates the guiding work of the positioning block 10 .

[0025] When in use, first, the movable rod 5 on one side is rotated, so that the movable rod 5 drives a cylindrical gear 4 to rotate through the support shaft 3, so that one cylindrical gear 4 drives the other cylindrical gear 4 to rotate in the opposite direction, and then the two movable rods 5 drive the two to slide in opposite directions or back to back, which is conducive to adjusting the lateral spacing between the support blocks 6, so as to be suitable for heat shrink sleeve peeling test work of different widths, and improves the scope of application. When the adjustment is completed, the adjusting handle 9 is rotated, so that the adjusting handle 9 drives the movable screw 8 to rotate, so that the movable screw 8 slides through the threaded connection with the fixed nut 7, and then the adjusting handle 9 drives the positioning block 10 to slide through the movable pad 11, so that the positioning block 10 slides under the guidance of the guide rod 12 and clamps the raised test block of the heat shrink sleeve. Finally, after connecting the through slot 2 to the external testing equipment, the heat shrink sleeve peeling strength test can be carried out.

[0026] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0027] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A heat shrink sleeve peel strength test auxiliary device, comprising a mounting frame (1), characterized in that: The inner wall of the mounting frame (1) is movably connected to a support shaft (3), the outer wall of the support shaft (3) is respectively fixedly connected to a cylindrical gear (4) and a movable rod (5), one end of the movable rod (5) is fixedly connected to a support block (6), the outer wall of the support block (6) is fixedly connected to a fixing nut (7), the inner wall of the fixing nut (7) is movably connected to a movable screw rod (8), the outer wall of the movable screw rod (8) is respectively movably connected to a positioning block (10) and a movable cushion block (11), and the outer wall of the support block (6) is provided with a through hole (13).

2. The heat shrink sleeve peel strength test auxiliary device according to claim 1, characterized in that: A through slot (2) is provided on the top inner wall of the mounting frame (1), and the mounting frame (1) is distributed in an equiangular triangle when viewed from the front.

3. The heat shrink sleeve peel strength test auxiliary device according to claim 1, characterized in that: Two support shafts (3) are provided, and the cylindrical gears (4) on the outer walls of the two support shafts (3) are meshed with each other.

4. The heat shrink sleeve peel strength test auxiliary device according to claim 1, characterized in that: The movable screw rod (8) is through-connected to the support block (6), and one end of the movable screw rod (8) is fixedly connected to an adjustment handle (9).

5. The heat shrink sleeve peel strength test auxiliary device according to claim 4, characterized in that: The inner wall of the adjustment handle (9) abuts against one side of the movable cushion block (11), and the other side of the movable cushion block (11) abuts against the outer wall of the positioning block (10).

6. The heat shrink sleeve peel strength test auxiliary device according to claim 1, characterized in that: A guide rod (12) is fixedly connected to the inner wall of the positioning block (10), and the guide rod (12) is connected to the support block (6) through a through hole (13).

Images