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CN-224216473-U - Device for bending test of metal material

CN224216473UCN 224216473 UCN224216473 UCN 224216473UCN-224216473-U

Abstract

The utility model relates to the technical field of metal material tests and discloses a device for a metal material bending test, which comprises a base, wherein the upper end of the base is fixedly connected with a mounting frame, the middle part of the mounting frame is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is provided with a mounting block, the periphery of the upper end of the mounting block is fixedly connected with a first slide bar, the outer surfaces of the four first slide bars are respectively and slidably connected with two sides of the mounting frame, the two sides of the upper end of the base are respectively and fixedly connected with a placing frame, and the inside of the mounting block is provided with a mounting mechanism. According to the utility model, when the device performs bending tests in different forms, the replacement work of the bending plate is more convenient, compared with the existing device which adopts a connecting method such as bolts and the like, the device has higher efficiency in replacement work, simpler replacement steps and effectively improved convenience in use of the device.

Inventors

  • MA SHAOHUA
  • LI JIANFENG
  • JIANG ZHAOYUAN

Assignees

  • 郑州工匠机械设备有限公司

Dates

Publication Date
20260508
Application Date
20250526

Claims (8)

  1. 1. The device for the metal material bending test comprises a base (1) and is characterized in that the upper end of the base (1) is fixedly connected with a mounting frame (9), the middle part of the mounting frame (9) is fixedly connected with a hydraulic cylinder (6), the output end of the hydraulic cylinder (6) is provided with a mounting block (8), the periphery of the upper end of the mounting block (8) is fixedly connected with a first sliding rod (7), the outer surfaces of the first sliding rod (7) are respectively in sliding connection with two sides of the mounting frame (9), two sides of the upper end of the base (1) are fixedly connected with a placing frame (2), and a mounting mechanism is arranged in the mounting block (8).
  2. 2. The device for bending test of metal materials according to claim 1, wherein the installation mechanism comprises a rotating rod (15), the outer surface of the rotating rod (15) is rotationally connected with the inside of the installation block (8), one end of the rotating rod (15) is fixedly connected with a first bevel gear (14), two sides of the lower end of the installation block (8) are respectively provided with a clamping groove (10), one side of each clamping groove (10) is slidably connected with a locking rod (11), and the other end of the rotating rod (15) is fixedly connected with a knob (16).
  3. 3. The device for bending test of metal materials according to claim 2, wherein two sides of the inside of the installation block (8) are respectively and rotatably connected with a driving screw rod (12), the outer surfaces of the two driving screw rods (12) are respectively and internally connected with two locking rods (11) in a threaded mode, one ends of the two driving screw rods (12) are respectively and fixedly connected with a two-bevel gear (13), the outer surfaces of the two-bevel gears (13) are respectively meshed with the outer surfaces of the first bevel gears (14), the lower end of the installation block (8) is clamped with a bending plate (3), and the outer surfaces of the two locking rods (11) are respectively clamped with two sides of the upper end of the bending plate (3).
  4. 4. The device for bending test of metal materials according to claim 1, wherein two sides of the upper end of the base (1) are both connected with a protective cover (5) in a sliding mode, and one side of each protective cover (5) is fixedly connected with visual toughened glass (4).
  5. 5. The device for bending test of metal materials according to claim 4, wherein the lower ends of the two protective covers (5) are fixedly connected with sliding frames (19), and the middle part of the lower end of the base (1) is rotatably connected with a bidirectional screw rod (17).
  6. 6. The device for bending test of metal materials according to claim 5, wherein the middle parts of the two sliding frames (19) are respectively connected with the outer surface of the bidirectional screw rod (17) in a threaded mode, and a motor (20) is fixedly connected to one side of the base (1).
  7. 7. The device for bending test of metal materials as set forth in claim 6, wherein the output end of the motor (20) is fixedly connected with one end of the bidirectional screw rod (17), and two sides of the lower end of the base (1) are fixedly connected with a second slide rod (18).
  8. 8. A device for bending test of metal material according to claim 7, wherein the outer surfaces of the two slide bars (18) are slidably connected to both sides of the two slide frames (19), respectively.

Description

Device for bending test of metal material Technical Field The utility model relates to the technical field of metal material tests, in particular to a device for a metal material bending test. Background The bending test of the material is a test for measuring the mechanical property of the material when the material bears bending load, is one of basic methods for testing the mechanical property of the material, is mainly used for measuring the bending strength of brittle materials and low-plasticity materials (such as cast iron, high-carbon steel, tool steel and the like) and can reflect the deflection of plastic indexes, and can also be used for checking the surface quality of the material. According to the retrieval, the utility model provides a metal material bending test fixture convenient to adjust, relates to the technical field of metal material testing, and solves the technical problems that the metal material is easy to fall off when a bending test device is pressed down and the metal material testing process is unstable when the test device is adjusted due to relatively shaking sliding when the bending test device is pressed down at present; the device comprises a test base, wherein upright post struts are fixedly arranged at the top of the test base, a connecting support plate is fixedly sleeved between the two upright post struts, two movable loop bars are movably sleeved in the connecting support plate, the bottom ends of the two movable loop bars are fixedly connected with a bending plate, the support distance is stably adjusted according to the actual length of a metal material, the moving stability of the device is improved, the metal material placed at the top of a flat plate is positioned and pressed, and the problem of rolling in the bending test process is avoided. However, in the prior art, when a bending test is performed on a metal material, the metal material is usually placed on a test stand, and then the metal material is pressed by a pressing bending plate which is pressed down so as to bend the metal material, but the conventional bending plate of the device is usually fixedly connected or is mounted at the output end of a hydraulic cylinder through bolts, and when bending tests with different forms are performed, the replacement work of the bending plate is relatively complicated, the quick replacement work of the bending plate cannot be realized, so that the device is relatively inconvenient in use, and a scheme is provided to solve the problems in the background art. Disclosure of utility model In order to make up for the defects, the utility model provides a device for bending test of a metal material, which aims to improve the problems that when the bending test of the metal material is carried out, the metal material is usually placed on a test bench, then the metal material is pressed by a pressed bending plate to be bent for the bending test, the bending plate of the conventional device is usually fixedly connected or is installed at the output end of a hydraulic cylinder through a bolt, and when the bending test of different forms is carried out, the replacement work of the bending plate is complicated, the quick replacement work of the bending plate cannot be realized, and the device is inconvenient to use. In order to achieve the purpose, the hydraulic lifting device comprises a base, wherein the upper end of the base is fixedly connected with a mounting frame, the middle of the mounting frame is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is provided with a mounting block, the periphery of the upper end of the mounting block is fixedly connected with first slide bars, the outer surfaces of the four first slide bars are respectively and slidably connected with two sides of the mounting frame, two sides of the upper end of the base are fixedly connected with a placing frame, and a mounting mechanism is arranged in the mounting block. As a further description of the technical scheme, the rotary rod is driven to rotate by rotating the knob, the rotary rod can drive the first bevel gear to rotate, the engaged second bevel gear can be driven to rotate, the rotating second bevel gear can drive the driving screw rod to rotate, the rotating driving screw rod can drive the locking rod in threaded connection with the driving screw rod to slide in the mounting block, the end head of the locking rod is pulled out of the clamping groove at the upper end of the press bending plate, and then the press bending plate can be pulled downwards to be detached. Preferably, the installation mechanism comprises a rotary rod, the outer surface of the rotary rod is connected with the inside of the installation block in a rotary mode, one end of the rotary rod is fixedly connected with a first bevel gear, two sides of the lower end of the installation block are provided with buckling grooves, one side of each buckling groove is slidably connected with a