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CN-224231496-U - Grinding wheel crack resistance testing device

CN224231496UCN 224231496 UCN224231496 UCN 224231496UCN-224231496-U

Abstract

The utility model discloses a grinding wheel anti-cracking testing device which comprises a side testing component and a center testing component, wherein the center testing component is arranged at one end of the surface of the side testing component, a grinding wheel body is detachably connected between the side testing component and the center testing component, a center hole is formed in the middle of the surface of the grinding wheel body, the side testing component is used for testing two sides of the grinding wheel body, and the center testing component is used for testing the center position of the grinding wheel body.

Inventors

  • Yang Jinong
  • LU YUFU
  • WU QINGQING
  • YAO HONGJI

Assignees

  • 马鞍山金泰耐磨材料实业有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (7)

  1. 1. The utility model provides a grinding wheel crack resistance testing arrangement, its characterized in that, including side test subassembly (1) and center test subassembly (4), center test subassembly (4) set up in side test subassembly (1) surface one end, all can dismantle jointly between side test subassembly (1) and center test subassembly (4) and be connected with grinding wheel body (2), centre bore (3) have been seted up at grinding wheel body (2) surface middle part, side test subassembly (1) are used for testing the both sides of grinding wheel body (2), center test subassembly (4) are used for testing the central point of grinding wheel body (2).
  2. 2. The grinding wheel crack resistance testing device according to claim 1, wherein the side testing assembly (1) comprises a cylinder (101), a connecting plate (102), clamping plates (104) and a fixed block (108), the connecting plate (102) is fixedly connected to one end of the surface of the cylinder (101), first rotating rods (103) are fixedly connected to two ends of the inner portion of the connecting plate (102), and two groups of the clamping plates (104) are respectively and movably connected to the surfaces of the two groups of the first rotating rods (103).
  3. 3. The grinding wheel crack resistance testing device according to claim 2, wherein one end inside each of the two groups of clamping plates (104) is fixedly connected with a rotating column (105), the surfaces of the two groups of rotating columns (105) are movably connected with a pull plate (106), and one end inside each of the two groups of clamping plates (104) is fixedly connected with a first stress sensor (109).
  4. 4. The grinding wheel crack resistance testing device according to claim 3, wherein one end of the surfaces of the two groups of pull plates (106) is movably connected with a second rotating rod (107), and the surfaces of the two groups of second rotating rods (107) are fixedly connected with a fixed block (108) together.
  5. 5. The grinding wheel crack resistance testing device according to claim 4, wherein the center testing assembly (4) comprises a fixing column (401), a mounting block (402), a torsion spring (404) and a squeeze plate (405), the fixing column (401) is fixedly connected to the middle part of one side of the surface of the fixing block (108), and the mounting block (402) is fixedly connected to one end of the surface of the fixing column (401).
  6. 6. The grinding wheel crack resistance testing device according to claim 5, wherein three groups of third rotating rods (403) are fixedly connected inside the mounting block (402), and the three groups of torsion springs (404) are respectively sleeved on the surfaces of the three groups of third rotating rods (403).
  7. 7. The grinding wheel crack resistance testing device according to claim 5, wherein three groups of extrusion plates (405) are respectively and fixedly connected to the surfaces of three groups of torsion springs (404), and one end of the lower surface of each extrusion plate (405) is fixedly connected with a second strain type force sensor (406).

Description

Grinding wheel crack resistance testing device Technical Field The utility model belongs to the technical field of grinding wheel testing, and particularly relates to a grinding wheel crack resistance testing device. Background The grinding wheel is a grinding tool for grinding and cutting various materials, and has the material types of resin, ceramic, rubber, bronze and the like, the efficiency of grinding carbon steel and other materials by the resin grinding wheel is high, but the grinding material can fall off in difficult-to-process materials. The traditional testing device can only test the two sides or the central part of the grinding wheel singly, and the testing mode is troublesome in use and increases the workload to a certain extent due to the fact that the two operation is carried out separately. Disclosure of utility model The utility model aims to provide a grinding wheel crack resistance testing device which has the advantage of synchronously testing the side edge and the center position of a grinding wheel so as to solve the problems in the background technology. The technical scheme includes that the grinding wheel crack resistance testing device comprises a side testing component and a center testing component, wherein the center testing component is arranged at one end of the surface of the side testing component, a grinding wheel body is detachably connected between the side testing component and the center testing component, a center hole is formed in the middle of the surface of the grinding wheel body, the side testing component is used for testing two sides of the grinding wheel body, and the center testing component is used for testing the center position of the grinding wheel body. Preferably, the side test assembly comprises a cylinder, a connecting plate, clamping plates and a fixed block, wherein the connecting plate is fixedly connected to one end of the surface of the cylinder, the two ends of the inner part of the connecting plate are fixedly connected with first rotating rods, and the two groups of clamping plates are respectively and movably connected to the surfaces of the two groups of first rotating rods. Preferably, two groups of clamping plates are fixedly connected with rotating columns at one end in the clamping plates, pull plates are movably connected to the surfaces of the rotating columns, and first stress sensors are fixedly connected to one ends in the clamping plates. Preferably, one end of each of the two groups of the surfaces of the pull plate is movably connected with a second rotating rod, and the surfaces of the two groups of the second rotating rods are fixedly connected with fixing blocks together. Preferably, the center test assembly comprises a fixed column, a mounting block, a torsion spring and a squeeze plate, wherein the fixed column is fixedly connected to the middle part of one side of the surface of the fixed block, and the mounting block is fixedly connected to one end of the surface of the fixed column. Preferably, the installation piece is inside fixedly connected with three groups of third bull stick, and three groups of torsional springs are respectively overlapped on three groups of third bull stick surfaces. Preferably, the three groups of extrusion plates are respectively and fixedly connected to the surfaces of the three groups of torsion springs, and one end of the lower surface of each of the three groups of extrusion plates is fixedly connected with a second strain type force sensor. The beneficial effects of the utility model are as follows: 1. According to the utility model, the side edge testing assembly is started, so that the side edge of the grinding wheel body is tested, the center testing assembly synchronously operates, and the center position of the grinding wheel body is tested, so that the aim of effectively improving the testing efficiency of the grinding wheel body can be fulfilled; 2. According to the utility model, when the air cylinder runs, the fixed block is driven to move, in the process, the fixed block pulls the pull plate and enables the clamping plates to rotate by using the first rotating rod, and meanwhile, the pull plate can rotate by using the rotating column and the second rotating rod, so that two groups of clamping plates are clamped on two sides of the grinding wheel body, and the grinding wheel is tested by using the first strain force sensor (the strain force sensor converts a force signal into an electric signal through the elastic element, the resistance strain sheet and the measuring circuit, so that the device has the advantages of high precision, quick response and the like), and the effect of conveniently testing the crack resistance of two sides of the grinding wheel body is achieved; 3. According to the utility model, when the cylinder runs, the mounting block is driven to move, when the mounting block passes through the central hole, the three groups of extrusion plates are folded to one