Metal protective net wear resistance detection equipment

Abstract

The utility model relates to the technical field of protective screening detection equipment, and particularly discloses metal protective screening wear resistance detection equipment which comprises a machine table, a detection mechanism for detecting a metal protective screening, a fixed frame fixedly mounted on the machine table, and a tensioning mechanism arranged on the fixed frame and used for tensioning four edges of the protective screening. According to the wear resistance detection equipment for the metal protective net, when the metal protective net is detected, through the arrangement of the tensioning mechanism, on one hand, it is ensured that the geometric center of the protective net is aligned with the geometric center of the pressing rod, and the situation that the precision of a detection numerical value is affected due to the fact that the position of the installed protective net deviates is avoided; the device can adaptively adjust the moving distances of the four push rods to adapt to the tensioning of protective nets of different sizes, improves the adaptability of the detection device, facilitates a user to confirm whether the tensioning forces of the four sides of the metal protective net are equal through the arrangement of a tension sensor and a display, and further improves the detection accuracy of the metal protective net.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of protective net detection equipment, and specifically relates to a metal protective net wear resistance detection equipment. BACKGROUND

[0002] Metal protective net is a net structure formed by weaving metal wires, which can play an isolation and protection role in use. The wear resistance of metal needs to be detected during production, and the wear resistance test of metal protective net mainly includes impact resistance detection, corrosion resistance detection, tensile strength detection and bursting strength detection.

[0003] The patent with the publication number CN215768006U is a kind of slope flexible protective net anti-burst force testing machine, including mainframe, flexible protective net fixed assembly, loading device and force measuring device;Flexible net fixing structure, it can move back and forth along the mainframe transversely and longitudinally, for fixed connection with flexible protective net;Vertical loading structure, for providing vertical to slope net force to flexible protective net;Sensor assembly, including load sensor and displacement sensor, load sensor and displacement sensor are connected on vertical loading structure, the above-mentioned utility model, not only can determine the anti-burst force of slope flexible protective net, but also can determine the maximum deformation.

[0004] But before the prior art test, in the installation process of protective net, it cannot be ensured that the geometric center of the installed protective net is aligned with the geometric center of the indenter, and the position of the installed protective net may be offset, affecting the accuracy of the detection value.

[0005] Therefore, it is necessary to provide a new technical solution to overcome the above defects. UTILITY MODEL CONTENT

[0006] The utility model aims at providing a kind of metal protective net wear resistance detection equipment that can effectively solve the above technical problems.

[0007] To achieve the purpose of the utility model, the following technical solutions are adopted:

[0008] A kind of metal protective net wear resistance detection equipment, comprising: machine table, the detection mechanism of metal protective net detection, fixed frame fixedly installed on the machine table, the tensioning mechanism of setting on the fixed frame and the four edges of protective net tensioning;

[0009] The tensioning mechanism includes: positioning assembly arranged on the four edges of the fixed frame, and driving assembly for tensioning protective net by pushing the positioning assembly;

[0010] The positioning assembly comprises a movable push rod provided through the fixed frame, a mounting plate fixedly installed with the push rod, a hook fixedly installed on the mounting plate, and a spring for driving the push rod to reset.

[0011] The driving assembly comprises a top rod for pushing the push rod to move, and an electric cylinder for driving the top rod to move, and the bottom of the electric cylinder is fixedly installed on the machine table.

[0012] Further, the hook is provided with a plurality of hook, and the plurality of hook is equidistantly fixedly installed on one side of the upper end of the mounting plate.

[0013] Further, the surface of the push rod is sleeved with a positioning sleeve, and the top of the positioning sleeve is fixedly connected with the surface of the fixed frame.

[0014] Further, the surface of the push rod is fixedly installed with a positioning ring, one end of the spring is fixedly connected with the surface of one side of the positioning ring, and the other end of the spring is fixedly connected with the surface of the positioning sleeve.

[0015] Further, a tension sensor is fixedly installed on the positioning sleeve, a display is fixedly installed on the mounting plate, and the display and the tension sensor are electrically connected.

[0016] Further, the top rod is of a conical structure, and one end of the push rod is provided as a circular arc surface matched with the surface of the top rod.

[0017] Compared with the prior art, the utility model has the advantages that: when detecting the metal protective net, the tensioning mechanism is provided, on the one hand, to ensure that the geometric center of the protective net is aligned with the geometric center of the pressing rod, prevent the position of the installed protective net from being deviated, and affect the accuracy of the detection value, on the other hand, the moving distance of the four push rods can be adaptively adjusted to adapt to the tensioning of protective nets of different sizes, improve the adaptability of the detection device, and through the tension sensor and the display, the user can confirm whether the four-edge tension of the metal protective net is equal, and the accuracy of the metal protective net detection is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model.

[0019] Figure 1 It is a front view schematic diagram of the utility model;

[0020] Figure 2 It is a front view schematic diagram of the utility model;

[0021] Figure 3 It is aFigure 2 Structure enlarged schematic view at middle A.

[0022] In the figure: 1, machine table; 2, detection mechanism; 3, fixed frame; 4, tensioning mechanism; 401, positioning assembly; 4011, push rod; 4012, mounting plate; 4013, hook; 4014, spring; 4015, positioning sleeve; 4016, positioning ring; 402, driving assembly; 4021, top rod; 4022, electric cylinder; 5, tension sensor; 501, display. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the following will combine the technical scheme in the embodiments of the utility model for clear and complete description, obviously, the described embodiments are part of the embodiments of the utility model, not all the embodiments.

[0024] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "center", "transverse", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the protection scope of the utility model. When a component is referred to as "fixed to" another component, it can be directly on the other component or there can be a middle component. When a component is referred to as "connected to" another component, it can be directly connected to the other component or there can be a middle component. When a component is referred to as "provided on" another component, it can be directly provided on the other component or there can be a middle component. The terms "vertical", "horizontal", "left", "right" and the like used in this paper are only for illustrative purposes.

[0025] As Figures 1 to 3 shown, the utility model discloses a kind of metal protective net wear resistance detection equipment, comprising: machine table 1, the detection mechanism 2 of metal protective net detection, fixed frame 3 of fixed installation on machine table 1, tensioning mechanism 4 is set on fixed frame 3 and is tensioned to the four edges of protective net;

[0026] Tensioning mechanism 4 includes: positioning assembly 401 is set on the four edges of fixed frame 3, and driving assembly 402 is pushed to positioning assembly 401 and is tensioned protective net;

[0027] The positioning assembly 401 comprises: a movable push rod 4011 movably arranged on the fixed frame 3; the surface of the push rod 4011 is sleeved with a positioning sleeve 4015, and the top of the positioning sleeve 4015 is fixedly connected with the surface of the fixed frame 3; the positioning sleeve 4015 is arranged to guide the movement of the push rod 4011 and improve the stability of the movement of the push rod 4011; an installation plate 4012 fixedly installed with the push rod 4011; a hook 4013 fixedly installed on the installation plate 4012; a spring 4014 for driving the push rod 4011 to reset; the surface of the push rod 4011 is fixedly installed with a positioning ring 4016, one end of the spring 4014 is fixedly connected with the surface of one side of the positioning ring 4016, and the other end of the spring 4014 is fixedly connected with the surface of the positioning sleeve 4015; in the process of the movement of the jacking rod 4021, the jacking rod 4021 releases the extrusion on the push rod 4011, at this time, the spring 4014 is elastically reset after being stressed, the fixed ring on the push rod 4011 is moved, and the push rod 4011 is reset.

[0028] It should be noted that the hook 4013 is provided with a plurality of hooks 4013, and the plurality of hooks 4013 are equidistantly fixedly installed on one side of the upper end of the installation plate 4012; the plurality of hooks 4013 are arranged to improve the stability of the sample when the hooks 4013 on the installation plate 4012 are hung in the meshes on the edge of the metal protective net sample.

[0029] The driving assembly 402 comprises: a jacking rod 4021 for driving the push rod 4011 to move, and an electric cylinder 4022 for driving the jacking rod 4021 to move, and the bottom of the electric cylinder 4022 is fixedly installed on the machine table 1.

[0030] It should be noted that the jacking rod 4021 is a conical structure, one end of the push rod 4011 is provided as a circular arc surface matched with the surface of the jacking rod 4021, and in the process of the jacking rod 4021 extruding the push rod 4011 to move, the contact area between the jacking rod 4021 and the push rod 4011 is reduced, so that the push rod 4011 is easily extruded to move.

[0031] When the metal protective net is detected, first, the four edges of the cut sample are connected with the hooks 4013 on the four edges of the fixed frame 3, then the electric cylinder 4022 is started, the jacking rod 4021 is pushed to move upward by the output end of the electric cylinder 4022, at this time, the surface of the jacking rod 4021 extrudes the surface of one end of the four push rods 4011, and the four push rods 4011 are simultaneously driven to move in the opposite direction, so that the protective net sample is tensioned and fixed, on the one hand, the geometric center of the protective net is aligned with the geometric center of the pressing rod 205, so as to prevent the position of the installed protective net from deviating and affecting the accuracy of the detection value, on the other hand, the movement distance of the four push rods 4011 can be adaptively adjusted by changing the movement height of the jacking rod 4021, so as to adapt to the tensioning of protective nets of different sizes and improve the adaptability of the detection device.

[0032] As a further extension of the present application, in order to improve the precision of the tensioning mechanism 4 in the four edges of the metal protective net.

[0033] The tension sensor 5 is fixedly installed on the positioning sleeve 4015, the display 501 is fixedly installed on the mounting plate 4012, and the display 501 and the tension sensor 5 are electrically connected.

[0034] When the mounting plate 4012 is driven by the push rod 4011 to move the hook 4013, the protective net is tensioned, under the action of the tension sensor 5, the user observes the value of the display 501 on the four mounting plates 4012 to confirm whether the four edges of the metal protective net are tensioned equally, thereby further improving the accuracy of the metal protective net detection.

[0035] It should be noted that the detection mechanism 2 comprises: a motor installed on the machine table 1, a threaded rod fixedly installed on the output end of the motor, a lifting plate screwedly installed on the threaded rod, a pressure sensor fixedly installed on the lifting plate, a pressure rod fixedly installed on the pressure sensor, and a guide rod guiding the movement of the lifting plate.

[0036] After the tensioning of the protective net is completed, the motor is started, the threaded rod is driven to rotate by the output end of the motor, at this time, the lifting plate screwedly installed on the surface of the threaded rod moves downward under the guidance of the guide rod, thereby driving the pressure sensor at the bottom of the lifting plate to descend, and the pressure rod fixedly installed on the pressure sensor detects the anti-top breaking force of the protective net.

[0037] Working principle: turn on the power, first connect the four edges of the cut sample to the hooks 4013 on the four edges of the fixed frame 3, then start the electric cylinder 4022, the output end of the electric cylinder 4022 drives the top rod 4021 to move upward, at this time, the surface of the top rod 4021 is extruded on the surface of one end of the four push rods 4011, the four push rods 4011 are driven to move in opposite directions, the sample is tensioned and fixed, then the motor is started, the threaded rod is driven to rotate by the output end of the motor, at this time, the lifting plate screwedly installed on the surface of the threaded rod moves downward under the guidance of the guide rod, thereby driving the pressure sensor at the bottom of the lifting plate to descend, and the pressure rod fixedly installed on the pressure sensor detects the anti-top breaking force of the protective net.

[0038] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, the circuit connection adopts the conventional connection mode in the prior art, and details are not described herein.

[0039] It should be understood that modifications or variations can be made according to the above description by those of ordinary skill in the art, and all such modifications and variations are intended to be within the scope of the present application as defined by the claims appended hereto.

Claims

1. A metal protection net abrasion resistance detection device, characterized in that, Including: The machine table, the detection mechanism for detecting the metal protection net, the fixed frame fixedly installed on the machine table, the tensioning mechanism arranged on the fixed frame and tensioning four edges of the protection net; The tensioning mechanism comprises positioning assemblies arranged on four edges of the fixed frame and a driving assembly for driving the positioning assemblies to tension the protection net; The positioning assembly comprises a push rod movably penetrating through the fixed frame, a mounting plate fixedly installed with the push rod, a hook fixedly installed on the mounting plate, and a spring for driving the push rod to reset; The driving assembly comprises a top rod for driving the push rod to move and an electric cylinder for driving the top rod to move, and the bottom of the electric cylinder is fixedly installed on the machine table.

2. The metal protection net abrasion resistance detection equipment according to claim 1, characterized in that, The hook is provided with a plurality of hooks, and the plurality of hooks are fixedly installed on one side of the upper end of the mounting plate at equal intervals.

3. The metal protection net abrasion resistance detection equipment according to claim 1, characterized in that, The surface of the push rod is sleeved with a positioning sleeve, and the top of the positioning sleeve is fixedly connected with the surface of the fixed frame.

4. The metal protection net abrasion resistance testing equipment according to claim 3, characterized in that, The surface of the push rod is fixedly installed with a positioning ring, one end of the spring is fixedly connected with the surface of one side of the positioning ring, and the other end of the spring is fixedly connected with the surface of the positioning sleeve.

5. The metal protection net abrasion resistance testing equipment according to claim 3, characterized in that, A tension sensor is fixedly installed on the positioning sleeve, a display is fixedly installed on the mounting plate, and the display and the tension sensor are electrically connected.

6. The metal protection net abrasion resistance testing equipment according to claim 1, wherein, The top rod is a conical structure, and one end of the push rod is provided with a circular arc surface matched with the surface of the top rod.

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