Mask anti-pulling testing device

Abstract

The utility model discloses a mask anti-pulling testing device, which belongs to the technical field of mask production and comprises a workbench. The fixing frame is embedded in the top of the workbench, and a positioning sleeve is installed on the top of the fixing frame; the clamping cylinders are arranged on the two sides of the positioning sleeve; a mask is placed on the surface of a positioning sleeve, ear belts at the two ends are hung on pull rods on the two sides of a sliding block, meanwhile, an electric push rod is started, a limiting disc slides in a fixing frame, a clamping barrel moves towards the positioning sleeve, the mask on the surface is clamped and positioned, and the mask is prevented from falling off; the electric telescopic rod is started to drive the sliding block to move, so that the sliding block moves backwards on the surface of the fixed seat through the limiting block to pull the ear belt, and meanwhile, a tension sensor is matched to detect the force of pulling the ear belt by the electric telescopic rod, so that the use condition of a user can be simulated, and the quality of the ear belt of the mask can be tested.

Description

Technical Field

[0001] The utility model relates to the technical field of mask production, in particular to a mask anti-pulling test device. Background Art

[0002] Medical masks are mostly made of one or more layers of non-woven fabrics. The main production processes include meltblowing, spunbond, hot air or needle punching. They have the functions of resisting liquids, filtering particles and bacteria, and are a type of medical protective textile.

[0003] After the masks are produced, the ear straps of the masks of the same batch need to be pulled to simulate the actual use effect of users. The existing testing equipment has a single function and cannot simulate the user's use process, making it difficult to test the quality of the mask ear straps. Therefore, we need to propose a mask anti-pull test device. Utility Model Content

[0004] The purpose of the utility model is to provide a mask anti-pull test device, which can conveniently position the mask, so as to cooperate with the mask to pull it, simulate the user's use, and test the quality of the mask ear straps to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides: a mask anti-pull test device, comprising a workbench; a fixing frame embedded in the top of the workbench, a positioning sleeve installed on the top of the fixing frame; clamping cylinders arranged on both sides of the positioning sleeve; a clamping assembly arranged at the bottom of the fixing frame for pushing the clamping cylinder to position the mask; a fixing seat installed on the top of the workbench; a slider slidably installed on the top of the fixing seat; pull rods installed on both sides of the slider for positioning the mask ear straps; a pulling assembly arranged on one side of the fixing seat for performing anti-pull detection on the mask ear straps.

[0006] Preferably, the clamping assembly includes: an electric push rod installed at the bottom of the fixing frame, and a limiting plate connected to the bottom end of the clamping cylinder; wherein, a movable plate is connected to the bottom of the limiting plate, and the protruding end of the electric push rod is connected to the surface of the movable plate.

[0007] Preferably, limiting guide grooves are provided on both sides of the fixing frame, the limiting plate is slidably connected to the inner wall of the limiting guide groove, the bottom of the fixing frame is connected to a limiting rod, and the movable plate is slidably connected to the limiting rod.

[0008] Preferably, an anti-drop rod is connected to the interior of the fixing frame, a return spring is sleeved on the surface of the anti-drop rod, and the other end of the return spring is connected to the surface of the moving plate.

[0009] Preferably, a mounting groove is provided on the surface of the fixing frame, and the bottom of the positioning sleeve is mounted inside the mounting groove.

[0010] Preferably, the pulling assembly includes: a connecting block installed on the top of the slider, and a tension sensor connected to the surface of the connecting block; wherein a fixing column is installed on the top of the workbench, an electric telescopic rod is embedded on the top of the fixing column, and the protruding end of the electric telescopic rod is connected to the end of the tension sensor.

[0011] Preferably, guide grooves are provided on both sides of the fixing seat, and a limiting block is connected to the bottom of the sliding block, and the limiting block is slidably connected to the inner wall of the guide groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model arranges structures such as a fixing frame, a positioning sleeve, a fixing seat, a sliding block, a clamping assembly and a pulling assembly. The mask is placed on the surface of the positioning sleeve, and the ear straps at both ends are hung on the pull rods on both sides of the sliding block. At the same time, an electric push rod is started to slide a limit plate inside the fixing frame, so that the clamping cylinder moves toward the positioning sleeve, the mask on the surface is clamped and positioned, and the mask is prevented from falling off. The slider is driven to move by starting an electric telescopic rod, so that the slider moves backward on the surface of the fixing seat through a limiting block, and the ear straps are pulled. At the same time, a tension sensor is used to detect the force of the electric telescopic rod pulling the ear straps, so that the user's use can be simulated to test the quality of the mask ear straps. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a schematic diagram of the three-dimensional bottom structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the fixing frame structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the limit plate structure of the utility model;

[0018] Figure 5 This is a schematic diagram of the slider structure of the utility model.

[0019] In the figure: 1. workbench; 2. fixed frame; 3. limit guide groove; 4. limit rod; 5. assembly groove; 6. positioning sleeve; 7. electric push rod; 8. moving plate; 9. limit plate; 10. clamping cylinder; 11. anti-drop rod; 12. reset spring; 13. fixed seat; 14. guide groove; 15. slide block; 16. pull rod; 17. limit block; 18. connecting block; 19. tension sensor; 20. electric telescopic rod; 21. fixed column. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0021] See also Figure 1-5 The utility model provides: a mask anti-pull test device, comprising a workbench 1; a fixing frame 2 embedded in the top of the workbench 1, a positioning sleeve 6 is installed on the top of the fixing frame 2; a clamping cylinder 10 arranged on both sides of the positioning sleeve 6; a clamping assembly arranged at the bottom of the fixing frame 2 for pushing the clamping cylinder 10 to position the mask; a fixing seat 13 installed on the top of the workbench 1; a slider 15 slidably installed on the top of the fixing seat 13; pull rods 16 installed on both sides of the slider 15 for positioning the mask ear straps; a pulling assembly arranged on one side of the fixing seat 13 for performing anti-pull detection on the mask ear straps.

[0022] It is worth mentioning that, through the arrangement of structures such as the fixing frame 2, the positioning sleeve 6, the fixing seat 13, the slider 15, the clamping assembly and the pulling assembly, the mask can be conveniently positioned, so as to cooperate with the pulling of the mask to simulate the user's use and test the quality of the mask ear straps.

[0023] Specifically, the clamping assembly includes: an electric push rod 7 installed at the bottom of the fixed frame 2, and a limit plate 9 connected to the bottom end of the clamping cylinder 10; wherein, a movable plate 8 is connected to the bottom of the limit plate 9, and the extended end of the electric push rod 7 is connected to the surface of the movable plate 8. The fixed frame 2 is provided with a limit guide groove 3 on both sides, the limit plate 9 is slidably connected to the inner wall of the limit guide groove 3, the bottom of the fixed frame 2 is connected to a limit rod 4, and the movable plate 8 is slidably connected to the limit rod 4.

[0024] Furthermore, the fixed frame 2 is a structure for assembling the clamping cylinder 10 and the positioning sleeve 6, the electric push rod 7 is a structure for moving the clamping cylinder 10, so as to clamp and position the surface mask of the positioning sleeve 6 to prevent it from falling off, the limit plate 9 is a component that limits the position of the clamping cylinder 10, the movable plate 8 is a structure that cooperates with the limit plate 9 to guide and limit, and the limit guide groove 3 and the limit rod 4 play a role of guiding and limiting during the movement of the clamping cylinder 10.

[0025] The interior of the fixing frame 2 is connected with an anti-drop rod 11, the surface of the anti-drop rod 11 is sleeved with a return spring 12, and the other end of the return spring 12 is connected to the surface of the moving plate 8. The surface of the fixing frame 2 is provided with an assembly groove 5, and the bottom of the positioning sleeve 6 is assembled inside the assembly groove 5.

[0026] In addition, the anti-drop rod 11 is a limiting component for connecting and pulling the ear straps of the mask, the reset spring 12 is used to reset the clamping tube 10, which makes it convenient to place and take the mask, and the assembly groove 5 is a structure for assembling the positioning sleeve 6, which is a component for positioning the mask.

[0027] The pulling assembly includes: a connecting block 18 installed on the top of the slider 15, and a tension sensor 19 connected to the surface of the connecting block 18; wherein, a fixing column 21 is installed on the top of the workbench 1, and an electric telescopic rod 20 is embedded on the top of the fixing column 21, and the extended end of the electric telescopic rod 20 is connected to the end of the tension sensor 19. Guide grooves 14 are opened on both sides of the fixing seat 13, and a limit block 17 is connected to the bottom of the slider 15, and the limit block 17 is slidably connected to the inner wall of the guide groove 14.

[0028] Among them, the slider 15 is a component connected to the pull rod 16, the pull rod 16 is a component for pulling and connecting the ear strap, the connecting block 18 is a component for connecting the tension sensor 19, the fixed column 21 is a component for installing the electric telescopic rod 20, the electric telescopic rod 20 pulls the tension sensor 19, and pulls the slider 15 backward to achieve a pulling effect. The limit block 17 cooperates with the guide groove 14 to guide and limit the slider 15. The tension sensor 19 can use an S-type force sensor 100kN / PST-1000KG, and the tension sensor 19 is used to detect the pulling force of the mask ear strap.

[0029] The mask is placed on the surface of the positioning sleeve 6, and the ear straps at both ends are hung on the pull rods 16 on both sides of the slider 15. At the same time, the electric push rod 7 is started to slide the limit plate 9 inside the fixing frame 2, so that the clamping tube 10 moves toward the positioning sleeve 6, and the mask on the surface is clamped and positioned to prevent the mask from falling off; and the slider 15 is driven to move by starting the electric telescopic rod 20, so that the slider 15 moves backward on the surface of the fixing seat 13 through the limit block 17, and the ear straps are pulled. At the same time, the tension sensor 19 is used to detect the force of the electric telescopic rod 20 pulling the ear straps, so that the user's use can be simulated and the quality of the mask ear straps can be tested.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mask anti-pulling test device, characterized in that: include: Workbench (1); A fixing frame (2) embedded on the top of the workbench (1), wherein a positioning sleeve (6) is installed on the top of the fixing frame (2); A clamping cylinder (10) disposed on both sides of the positioning sleeve (6); A clamping assembly disposed at the bottom of the fixing frame (2) and used to push the clamping cylinder (10) to position the mask; A fixing seat (13) mounted on the top of the workbench (1); A slider (15) slidably mounted on the top of the fixing seat (13); Pull rods (16) installed on both sides of the slider (15) for positioning the ear straps of the mask; A pulling component is arranged on one side of the fixing seat (13) and is used for performing anti-pulling detection on the ear straps of the mask.

2. A mask tensile test device according to claim 1, characterized in that: The clamping assembly comprises: an electric push rod (7) mounted at the bottom of the fixing frame (2), and A limiting plate (9) connected to the bottom end of the clamping cylinder (10); The bottom of the limiting plate (9) is connected to a movable plate (8), and the extended end of the electric push rod (7) is connected to the surface of the movable plate (8).

3. A mask tensile test device according to claim 2, characterized in that: Limiting guide grooves (3) are provided on both sides of the fixing frame (2), the limiting plate (9) is slidably connected to the inner wall of the limiting guide groove (3), the bottom of the fixing frame (2) is connected to the limiting rod (4), and the movable plate (8) is slidably connected to the limiting rod (4).

4. A mask tensile test device according to claim 3, characterized in that: The interior of the fixing frame (2) is connected with an anti-slip rod (11), the surface of the anti-slip rod (11) is sleeved with a return spring (12), and the other end of the return spring (12) is connected to the surface of the moving plate (8).

5. A mask tensile test device according to claim 1, characterized in that: The surface of the fixing frame (2) is provided with an assembly groove (5), and the bottom of the positioning sleeve (6) is assembled inside the assembly groove (5).

6. A mask tensile test device according to claim 1, characterized in that: The pulling component comprises: a connecting block (18) mounted on the top of the slider (15), and A tension sensor (19) connected to the surface of the connection block (18); A fixed column (21) is installed on the top of the workbench (1), an electric telescopic rod (20) is embedded on the top of the fixed column (21), and the extended end of the electric telescopic rod (20) is connected to the end of the tension sensor (19).

7. A mask tensile test device according to claim 1, characterized in that: Guide grooves (14) are provided on both sides of the fixing seat (13); a limit block (17) is connected to the bottom of the sliding block (15); and the limit block (17) is slidably connected to the inner wall of the guide groove (14).

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