Marking plate fixing device for steel plate grid strain experiment

Abstract

A marking plate fixing device for a steel plate grid strain experiment belongs to the technical field of steel plate grid strain experiment equipment and is used for fixing a marking plate in the steel plate grid strain experiment. According to the technical scheme, a screw hole is formed in the side wall of a magnetometer base, a connecting rod is a round steel rod, one end of the connecting rod is provided with threads and connected with the screw hole in the side wall of the magnetometer base, an upper pressing plate is horizontally placed, the other end of the connecting rod is connected with the upper pressing plate, a lower pressing plate is horizontally placed below the upper pressing plate, and a plurality of springs are located between the upper pressing plate and the lower pressing plate. The two ends of each spring are connected with the lower surface of the upper pressing plate and the upper surface of the lower pressing plate respectively, the bottom face of the magnetic gauge stand is placed on a steel plate for a grid strain experiment, and the lower surface of the lower pressing plate is placed on the upper surface of the marking plate. The device is simple in structure and convenient to use, a marking plate can be fixed in the steel plate grid strain experiment marking process, the marking plate is fixed stably and positioned quickly, and the marking efficiency can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of in steel plate grid strain experiment to the device for fixing marking plate, belong to steel plate grid strain experiment equipment technical field. BACKGROUND

[0002] Steel plate grid strain experiment is the method for detecting the deformation of steel plate under different stamping conditions, and grid strain experiment is important for identifying the quality of steel plate. During the steel plate grid strain experiment, the steel plate needs to be marked by a marking plate. Currently, the marking plate is usually fixed manually, but when using an electric brush to mark, manual holding is unstable, which leads to blurred marking points and difficult identification. Moreover, it is time-consuming and laborious to mark, and sometimes it takes two people to fix the marking plate, which is low in marking efficiency, so it is necessary to improve. UTILITY MODEL CONTENTS

[0003] The utility model solves the technical problem to provide a kind of marking plate fixing device of steel plate grid strain experiment, and the fixing device can fix the marking plate during the marking process of steel plate grid strain experiment, the marking plate is fixed stably, and positioning is fast, which can effectively improve the marking efficiency.

[0004] The technical solution to solve the above technical problem is:

[0005] A kind of marking plate fixing device of steel plate grid strain experiment, it includes magnetic force table seat, connecting rod, upper pressing plate, spring, lower pressing plate, the side wall of magnetic force table seat has screw hole, connecting rod is round steel pole, one end of connecting rod is connected with the screw hole of the side wall of magnetic force table seat with screw thread, upper pressing plate is horizontally placed, the other end of connecting rod is connected with upper pressing plate, lower pressing plate is horizontally placed below upper pressing plate, multiple springs are located between upper pressing plate and lower pressing plate, the two ends of multiple springs are connected with the lower surface of upper pressing plate and the upper surface of lower pressing plate respectively, the bottom surface of magnetic force table seat is placed on the steel plate of grid strain experiment, and the lower surface of lower pressing plate is placed on the upper surface of marking plate.

[0006] The marking plate fixing device of steel plate grid strain experiment, the upper pressing plate is L-shaped steel plate, and the vertical plate of the L-shaped steel plate of upper pressing plate is opposite to the side wall of magnetic force table seat, and the vertical plate of the L-shaped steel plate of upper pressing plate is welded with the other end of connecting rod.

[0007] The marking plate fixing device of steel plate grid strain experiment, the two ends of multiple springs are respectively welded with spring fixing plate, spring fixing plate is circular sheet, and the center of spring fixing plate has a round hole, the lower surface of upper pressing plate and the upper surface of lower pressing plate have screw hole respectively, and multiple fixed bolts are respectively connected with the round hole of the two ends of multiple springs and the screw hole of the lower surface of upper pressing plate and the upper surface of lower pressing plate.

[0008] The lower pressing plate of the marking plate fixing device for the steel plate grid strain experiment is an L-shaped steel plate, the height of the vertical plate of the L-shaped steel plate matches the thickness of the marking plate, the horizontal plate of the L-shaped steel plate is pressed on the plate surface of the marking plate, the vertical plate of the L-shaped steel plate is attached to the side of the marking plate, and rubber pads are arranged between the horizontal plate and the vertical plate of the L-shaped steel plate and the upper surface and the side wall of the marking plate.

[0009] The lower pressing plate of the marking plate fixing device for the steel plate grid strain experiment is an L-shaped steel plate, the height of the vertical plate of the L-shaped steel plate matches the thickness of the marking plate, the horizontal plate of the L-shaped steel plate is pressed on the plate surface of the marking plate, the vertical plate of the L-shaped steel plate is attached to the side of the marking plate, and rubber pads are arranged between the horizontal plate and the vertical plate of the L-shaped steel plate and the upper surface and the side wall of the marking plate.

[0010] The marking plate fixing device for the steel plate grid strain experiment has the advantages that:

[0011] The magnetic base can be adsorbed on the steel plate, and is used for quick and firm connection and fixing; the upper pressing plate is threadedly connected with the magnetic base through the connecting rod, and is convenient to install and disassemble and convenient to carry; the spring is installed between the upper pressing plate and the lower pressing plate through the fixing bolt and the spring fixing plate, and the spring is convenient to replace; the spring can press the marking plate through the lower pressing plate, so that the marking plate is in close contact with the steel plate for marking; and the magnetic base is provided with a rubber plate below, and rubber pads are arranged between the lower pressing plate and the marking plate, so that the marking plate and the steel plate are prevented from being scratched.

[0012] The marking plate fixing device for the steel plate grid strain experiment has the advantages that: BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of the utility model;

[0014] Figure 2 is Figure 1 a side view of

[0015] In the drawing, the magnetic base 1, the magnetic switch 2, the connecting rod 3, the upper pressing plate 4, the spring fixing plate 5, the spring 6, the lower pressing plate 7, the fixing bolt 8, the rubber pad 9 and the marking plate 10 are shown. DETAILED DESCRIPTION

[0016] The utility model discloses a magnetic base 1, connecting rod 3, upper pressing plate 4, spring fixing plate 5, spring 6, lower pressing plate 7, fixing bolt 8, rubber pad 9 are composed.

[0017] In the drawing, since the marking material is a steel plate, the magnetic base can be adsorbed on the steel plate to fix the marking plate. The magnetic base 1 has strong magnetic force, and the adsorption is stable and reliable. The magnetic base 1 is provided with the magnetic switch 2, and the opening and closing are very convenient. The magnetic base 1 can be used to be adsorbed on the steel plate quickly and firmly.

[0018] As shown in the figure, the side wall of the magnetic watch holder 1 has a screw hole for connecting the connecting rod 3. The connecting rod 3 is a round steel rod, one end of the connecting rod 3 is screwed with the screw hole of the side wall of the magnetic watch holder 1, and the other end of the connecting rod 3 is connected with the upper pressing plate 4. The upper pressing plate 4 is screwed with the magnetic watch holder 1 through the connecting rod 3, which is convenient for installation and disassembly and convenient for carrying.

[0019] As shown in the figure, the upper pressing plate 4 is an L-shaped steel plate, the vertical plate of the L-shaped steel plate of the upper pressing plate 4 is opposite to the side wall of the magnetic watch holder 1, the vertical plate of the L-shaped steel plate of the upper pressing plate 4 is welded with the other end of the connecting rod 3, and the horizontal plate of the L-shaped steel plate of the upper pressing plate 4 is connected with the spring 6 and the lower pressing plate 7 below. The lower pressing plate 7 is horizontally placed below the upper pressing plate 4, and a plurality of springs 6 are located between the upper pressing plate 4 and the lower pressing plate 7. An embodiment of the present application adopts four springs 6 to apply pressure to the marking plate 10, and the lower pressing plate 7 increases the contact area with the marking plate 10, and is more fixed.

[0020] As shown in the figure, the two ends of the plurality of springs 6 are respectively welded with the spring fixing plate 5, the spring fixing plate 5 is a circular plate, the center of the spring fixing plate 5 has a circular hole, the lower surface of the upper pressing plate 4 and the upper surface of the lower pressing plate 7 respectively have screw holes, and a plurality of fixed bolts 8 are respectively connected with the plurality of springs 6 through the circular holes of the two ends of the spring fixing plate 5 and the screw holes of the lower surface of the upper pressing plate 4 and the upper surface of the lower pressing plate 7. The two ends of the spring 6 are respectively welded on the spring fixing plate 5, and the spring fixing plate is connected with the upper pressing plate 4 and the lower pressing plate 7 by using the fixed bolt 8, which can increase the contact area of the spring 6 and the upper pressing plate 4 and the lower pressing plate 7, reduce the local stress concentration, make the connection of the upper pressing plate 4 and the lower pressing plate 7 and the spring 6 more stable, and facilitate the positioning and installation of the spring 6.

[0021] As shown in the figure, the lower pressing plate 7 is an L-shaped steel plate, the height of the vertical plate of the L-shaped steel plate of the lower pressing plate 7 matches the thickness of the marking plate 10, the horizontal plate of the L-shaped steel plate of the lower pressing plate 7 is pressed above the plate surface of the marking plate 10, and the vertical plate of the L-shaped steel plate of the lower pressing plate 7 is closely attached to the side of the marking plate 10. The L-shaped plate of the lower pressing plate 7 can closely attach to the marking plate 10 from the side and the top, and push the marking plate 10 to move together with the lower pressing plate 7.

[0022] As shown in the figure, the rubber pad 9 is placed between the bottom surface of the magnetic watch holder 1 and the upper surface of the steel plate of the grid strain experiment, and the rubber pad 9 is also placed between the horizontal plate and the vertical plate of the L-shaped steel plate of the lower pressing plate 7 and the upper surface and the side wall of the marking plate 10. The rubber pad 9 can prevent the magnetic watch holder 1 and the lower pressing plate 7 from rubbing and scratching the steel plate and the marking plate 10.

[0023] The use process of the present application is as follows:

[0024] Place the magnetic table seat 1 and the marking plate 10 on the steel plate to be marked, push the magnetic table seat 1 to move on the steel plate, and the magnetic table seat 1 drives the marking plate 10 to move to the marking position through the connecting rod 3, the upper pressing plate 4 and the lower pressing plate 7; turn on the magnetic switch 2 on the magnetic table seat 1, and the magnetic table seat 1 is fixedly adsorbed on the steel plate; the spring 6 has pressure on the marking plate 10 through the lower pressing plate 7, so that the marking plate 10 is in close contact with the steel plate and cannot slide; a plurality of fixing devices are arranged around the marking plate in this way, then the marking plate 10 is used to mark the steel plate, after marking is completed, the magnetic switch 2 of the magnetic table seat 1 is turned off, the magnetic table seat 1 is pushed to move on the steel plate, and the next marking operation is carried out.

[0025] An embodiment of the utility model is as follows:

[0026] The model of the magnetic table seat 1 is CLZ10T;

[0027] The diameter of the connecting rod 3 is 10mm, and the length is 10mm;

[0028] The thickness of the L-shaped steel plate of the upper pressing plate 4 is 6mm, the length of the horizontal plate is 100mm, the width is 46mm, the length of the vertical plate is 100mm, and the width is 18mm;

[0029] The diameter of the spring fixing plate 5 is 18mm, and the diameter of the middle circular hole is 6mm;

[0030] The diameter of the spring 6 is 11mm, and the height is 20;

[0031] The thickness of the L-shaped steel plate of the lower pressing plate 7 is 3mm, the length of the horizontal plate is 100mm, the width is 33mm, the length of the vertical plate is 100mm, and the width is 12.5mm;

[0032] The diameter of the fixing bolt 8 is 6mm, and the length is 6mm.

Claims

1. A marking plate fixing device for a steel plate mesh strain test, characterized in that: It includes a magnetic gauge base (1), a connecting rod (3), an upper pressure plate (4), a spring (6), and a lower pressure plate (7). The side wall of the magnetic gauge base (1) has a screw hole. The connecting rod (3) is a round steel rod. One end of the connecting rod (3) has a thread that connects to the screw hole on the side wall of the magnetic gauge base (1). The upper pressure plate (4) is placed horizontally. The other end of the connecting rod (3) is connected to the upper pressure plate (4). The lower pressure plate (7) is placed horizontally below the upper pressure plate (4). Multiple springs (6) are located between the upper pressure plate (4) and the lower pressure plate (7). The two ends of the multiple springs (6) are connected to the lower surface of the upper pressure plate (4) and the upper surface of the lower pressure plate (7), respectively. The bottom surface of the magnetic gauge base (1) is placed on the steel plate of the grid strain test. The lower surface of the lower pressure plate (7) is placed on the upper surface of the marking plate (10).

2. The marking plate fixing device for steel plate mesh strain testing according to claim 1, characterized in that: The upper pressure plate (4) is an L-shaped steel plate. The vertical plate of the L-shaped steel plate of the upper pressure plate (4) is opposite to the side wall of the magnetic table base (1). The vertical plate of the L-shaped steel plate of the upper pressure plate (4) is welded to the other end of the connecting rod (3).

3. The marking plate fixing device for steel plate mesh strain testing according to claim 1, characterized in that: The multiple springs (6) are respectively welded to two ends with spring fixing plates (5). The spring fixing plates (5) are circular plates with a circular hole in the center. The lower surface of the upper pressure plate (4) and the upper surface of the lower pressure plate (7) are respectively provided with screw holes. Multiple fixing bolts (8) fix the multiple springs (6) to the screw holes on the lower surface of the upper pressure plate (4) and the upper surface of the lower pressure plate (7) through the circular holes of the spring fixing plates (5) at both ends.

4. The marking plate fixing device for steel plate mesh strain testing according to claim 1, characterized in that: The lower pressure plate (7) is an L-shaped steel plate. The height of the vertical plate of the L-shaped steel plate of the lower pressure plate (7) matches the thickness of the marking plate (10). The horizontal plate of the L-shaped steel plate of the lower pressure plate (7) is pressed against the top of the marking plate (10). The vertical plate of the L-shaped steel plate of the lower pressure plate (7) is attached to the side of the marking plate (10). Rubber pads (9) are placed between the horizontal and vertical plates of the L-shaped steel plate of the lower pressure plate (7) and the upper surface and side wall of the marking plate (10).

5. The marking plate fixing device for steel plate mesh strain testing according to claim 1, characterized in that: A rubber pad (9) is placed between the bottom surface of the magnetic gauge base (1) and the upper surface of the steel plate of the grid strain test.

Images