Nylon elastic braid elasticity detection device

Abstract

The utility model discloses an elasticity detection device for a nylon elastic braid. The elasticity detection device comprises a base, the lifting frame comprises a stand column, a cross rod matched with the stand column in a sliding mode and a driving mechanism used for driving the cross rod to ascend and descend; the clamping mechanism comprises clamping parts which are respectively arranged on the cross rod and the base; the two clamping parts are oppositely arranged; the clamping part comprises a clamping seat and a clamping jaw which is detachably connected with the clamping seat; the clamping jaw comprises a left jaw and a right jaw which are used for clamping the nylon elastic braid, and when the two clamping parts are far away from each other, the clamping seat is matched with the clamping jaw to push the left jaw and the right jaw to get close to each other so as to gradually increase the clamping force on the nylon elastic braid. According to the elasticity detection device for the nylon elastic braid, provided by the utility model, along with the increase of the tensile force on the nylon elastic braid and the increase of the clamping force on the nylon elastic braid, the clamping force is recovered when the tensile force is removed after a test is finished, so that the nylon elastic braid is convenient to take down.

Description

TECHNICAL FIELD

[0001] The utility model relates to elastic detection technical field especially relates to a nylon elastic braid elasticity detection device. BACKGROUND

[0002] At present, the nylon elastic braid is usually tested on the equipment to test its elasticity. Before testing, the nylon elastic braid needs to be clamped. Too tight clamping leads to high clamping difficulty, and too loose clamping easily leads to falling off. SUMMARY

[0003] To solve the above problems, the technical scheme provides a nylon elastic braid elasticity detection device.

[0004] To achieve the above purpose, the technical scheme is as follows:

[0005] A nylon elastic braid elasticity detection device comprises

[0006] a base;

[0007] a lifting frame comprising a stand, a crossbar sliding with the stand, and a driving mechanism for driving the crossbar to lift;

[0008] a clamping mechanism comprising clamping parts respectively arranged on the crossbar and the base; the two clamping parts are arranged oppositely;

[0009] the clamping part comprises a clamping seat and a clamping jaw detachably connected with the clamping seat;

[0010] the clamping jaw comprises a left jaw and a right jaw for clamping the nylon elastic braid, when the two clamping parts are away from each other, the clamping seat cooperates with the clamping jaw to push the left jaw and the right jaw to approach each other to gradually increase the clamping force on the nylon elastic braid.

[0011] The nylon elastic braid elasticity detection device as described above, the clamping part further comprises a rotating seat arranged on the crossbar or the base, and the clamping seat is arranged on the rotating seat to rotate relative to the rotating seat.

[0012] The nylon elastic braid elasticity detection device as described above, the clamping jaw comprises a clamping seat arranged on the clamping seat, and the left jaw and the right jaw are arranged on the clamping seat and slide relative to each other.

[0013] The nylon elastic braid elasticity detection device as described above, the clamping jaw further comprises a clamping spring arranged between the left jaw and the right jaw, and the clamping spring drives the left jaw and the right jaw to approach each other.

[0014] The clamping seat is provided with a mounting groove, the mounting groove is provided with a limiting pin, the clamping block is provided with a clamping groove, the clamping groove is horizontally clamped into the limiting pin and moves along the axis direction of the limiting pin, and the limiting pin limits the clamping jaw to be separated from the limiting pin in the longitudinal direction.

[0015] The mounting groove is provided with inclined surfaces gradually close to each other, and the inclined surfaces are used for pushing the left jaw and the right jaw to be close to each other when the two clamping jaws are close to each other.

[0016] The clamping block is provided with a dovetail, and the left jaw and the right jaw are provided with dovetail grooves and are matched to slide.

[0017] The left jaw and the right jaw are provided with grooves, and the grooves are provided with anti-skid pads.

[0018] The mounting groove comprises a bottom, the clamping seat is provided with a clearance portion, and the thickness of the clamping seat gradually thins from the bottom to the inclined surface.

[0019] The driving mechanism comprises a motor, a lead screw connected with the motor, and a moving block threadedly matched with the lead screw, and the cross rod is arranged on the moving block.

[0020] The application has the following beneficial effects:

[0021] The utility model provides a kind of nylon elastic fabric belt elasticity detection device, clamping jaw is used to preliminarily hold nylon elastic fabric belt, after clamping, clamping jaw is installed into clamping seat, then driving mechanism drives cross rod to ascend, so that nylon elastic fabric belt gradually lengthens, during lengthening, clamping seat cooperates with clamping jaw, left jaw and right jaw gradually increase the clamping force of nylon elastic fabric belt. Like this, it is unnecessary to exert large clamping force when installing nylon elastic fabric belt, but with the increase of tension to nylon elastic fabric belt, the clamping force of nylon elastic fabric belt increases, after test is finished, when tension is withdrawn, clamping force restores, it is convenient to take down nylon elastic fabric belt. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the following will be simply introduced to the drawing needed to be used in embodiment description.

[0023] Figure 1 It is the structure diagram of the utility model;

[0024] Figure 2 It isFigure 1 a sectional view thereof;

[0025] Figure 3 is Figure 2 an enlarged view of A thereof. DETAILED DESCRIPTION

[0026] In order to make the technical problems, technical schemes and beneficial effects solved by the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and not used to limit the utility model.

[0027] A nylon elastic fabric belt elasticity detection device, comprising

[0028] A base 1;

[0029] A lifting frame 2, comprising a stand 21, a crossbar 22 slidingly matched with the stand 21, and a driving mechanism 23 for driving the crossbar 22 to lift;

[0030] A clamping mechanism 3, comprising clamping portions 31 respectively arranged on the crossbar 22 and the base 1;The two clamping portions 31 are arranged opposite to each other;

[0031] The clamping portion 31 comprises a clamping seat 311, and a clamping jaw 4 detachably connected with the clamping seat 311;

[0032] The clamping jaw 4 comprises a left jaw 41 and a right jaw 42 for clamping the nylon elastic fabric belt, when the two clamping portions 31 are away from each other, the clamping seat 311 is matched with the clamping jaw 4, and the left jaw 41 and the right jaw 42 are pushed to be close to each other to gradually increase the clamping force on the nylon elastic fabric belt.

[0033] The utility model provides a kind of nylon elastic fabric belt elasticity detection device, clamping jaw is used to preliminarily clamp nylon elastic fabric belt, after clamping is completed, clamping jaw is installed into clamping seat, then driving mechanism drives crossbar to ascend, so that nylon elastic fabric belt gradually lengthens, in the process of lengthening, clamping seat is matched with clamping jaw, left jaw and right jaw gradually increase the clamping force on the nylon elastic fabric belt. In this way, it is not necessary to exert large clamping force when installing nylon elastic fabric belt, but as the tension on the nylon elastic fabric belt increases, the clamping force on the nylon elastic fabric belt increases, and when the tension is withdrawn after testing, the clamping force is restored, making it easy to remove the nylon elastic fabric belt.

[0034] Further, as a preferred embodiment of the present scheme but not limited, the clamping portion 31 further comprises a rotating seat 312 arranged on the crossbar 22 or the base 1, and the clamping seat 311 is arranged on the rotating seat 312 to rotate relative thereto. During elasticity test, the rotating seat can be rotated for omnidirectional observation of the nylon elastic fabric belt.

[0035] Further, as a preferred embodiment of the present application but not limited, the clamping jaw 4 comprises a clamping seat 43 for being mounted on the clamping seat 311, the left jaw 41 and the right jaw 42 are arranged on the clamping seat 43 and slide relative to each other.

[0036] Further, as a preferred embodiment of the present application but not limited, the clamping jaw 4 further comprises a clamping spring 45 arranged between the left jaw 41 and the right jaw 42, the clamping spring 45 drives the left jaw 41 and the right jaw 42 to move close to each other. The clamping spring applies a clamping force for initial clamping.

[0037] Further, as a preferred embodiment of the present application but not limited, the clamping seat 311 is provided with a mounting groove 313, the mounting groove 313 is provided with a limiting pin 314, the clamping seat 43 is provided with a clamping groove 431, the clamping groove 431 is horizontally clamped into the limiting pin 314 and moves along the axis direction of the limiting pin 314, the limiting pin 314 limits the longitudinal disengagement of the clamping jaw 4 from the limiting pin 314. During testing, with the application of pulling force, the two clamping jaws gradually rise and fall respectively until they are blocked by the limiting pin.

[0038] Further, as a preferred embodiment of the present application but not limited, the mounting groove 313 is provided with a gradually close-to-each-other inclined surface 345, when the two clamping jaws 4 move close to each other, the inclined surface 345 is used to push the left jaw 41 and the right jaw 42 to move close to each other. The inclined surface gradually narrows, and when the clamping jaw moves, it pushes the left jaw and the right jaw to move close to each other.

[0039] Further, as a preferred embodiment of the present application but not limited, the clamping seat 43 is provided with a dovetail 432, the left jaw 41 and the right jaw 42 are provided with a dovetail groove 433, and the two are matched to slide. The dovetail groove limits the distance of the left jaw and the right jaw moving away from each other.

[0040] Further, as a preferred embodiment of the present application but not limited, the left jaw 41 and the right jaw 42 are provided with a groove 44, and the groove 44 is provided with an anti-skid pad 5. Increase the friction.

[0041] Further, as a preferred embodiment of the present application but not limited, the mounting groove 313 comprises a bottom 315, the clamping seat 311 is provided with a clearance portion 316, the clearance portion 316 makes the thickness of the clamping seat 311 gradually thinned from the direction of the bottom 315 to the direction of the inclined surface 345. Facilitate the installation of the clamping jaw.

[0042] Further, as a preferred embodiment of the present application but not limited, the driving mechanism 23 comprises a motor 231, a screw rod 232 connected with the motor 231, and a moving block 233 threadedly matched with the screw rod 232, and the cross rod is arranged on the moving block 233.

[0043] The above merely provides the preferred embodiments of the present application but not for limiting the scope of the present application, and other similar or approximate principles and basic structures are within the protection scope of the present application.

Claims

1. A device for detecting the elasticity of a nylon elastic webbing, characterized by: The base (1) is provided with a lifting frame (2) and a clamping mechanism (3). The lifting frame (2) comprises a column (21), a crossbar (22) slidingly matched with the column (21), and a driving mechanism (23) for driving the crossbar (22) to lift. The clamping mechanism (3) comprises clamping parts (31) respectively arranged on the crossbar (22) and the base (1), and the two clamping parts (31) are arranged oppositely. The clamping part (31) comprises a clamping seat (311) and a clamping jaw (4) detachably connected with the clamping seat (311). The clamping jaw (4) comprises a left jaw (41) and a right jaw (42) for clamping a nylon elastic fabric belt, and when the two clamping parts (31) are away from each other, the clamping seat (311) matches with the clamping jaw (4) to push the left jaw (41) and the right jaw (42) to approach each other to gradually increase the clamping force on the nylon elastic fabric belt. The clamping part (31) further comprises a rotating seat (312) arranged on the crossbar (22) or the base (1), and the clamping seat (311) is arranged on the rotating seat (312) to rotate relative to the rotating seat (312).

2. The device for detecting the elasticity of a nylon elastic webbing according to claim 1, wherein: The clamping jaw (4) comprises a clamping seat (43) arranged on the clamping seat (311), and the left jaw (41) and the right jaw (42) are arranged on the clamping seat (43) and slide relative to each other.

3. The nylon elastic webbing elasticity testing device according to claim 1, characterized in that: The clamping jaw (4) further comprises a clamping spring (45) arranged between the left jaw (41) and the right jaw (42), and the clamping spring (45) drives the left jaw (41) and the right jaw (42) to approach each other.

4. The device of claim 3, wherein: The clamping seat (311) is provided with a mounting groove (313), the mounting groove (313) is provided with a limiting pin (314), the clamping seat (43) is provided with a clamping groove (431), the clamping groove (431) is transversely clamped into the limiting pin (314) and moves along the axis direction of the limiting pin (314), and the limiting pin (314) limits the longitudinal disengagement of the clamping jaw (4) from the limiting pin (314).

5. The nylon elastic webbing elasticity testing device according to claim 3, characterized in that: The mounting groove (313) is provided with inclined surfaces (345) gradually approaching each other, and when the two clamping jaws (4) approach each other, the inclined surfaces (345) are used to push the left jaw (41) and the right jaw (42) to approach each other.

6. The device of claim 5, wherein: The clamping seat (43) is provided with a dovetail (432), the left jaw (41) and the right jaw (42) are provided with dovetail grooves (433), and the two slide relative to each other.

7. The nylon elastic webbing elasticity testing device according to claim 3, characterized in that: The left jaw (41) and the right jaw (42) are provided with grooves (44), and the grooves (44) are provided with anti-skid pads (5).

8. The nylon elastic webbing elasticity testing device according to claim 3, characterized in that: The mounting groove (313) comprises a bottom (315), and the clamping seat (311) is provided with a clearance portion (316) gradually reducing the thickness of the clamping seat (311) from the direction of the bottom (315) to the direction of the inclined surfaces (345).

9. The device of claim 6, wherein: The driving mechanism (23) comprises a motor (231), a lead screw (232) connected with the motor (231), a moving block (233) threadedly matched with the lead screw (232), and the crossbar is arranged on the moving block (233).

10. The device of claim 1, wherein: ​

Images