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CN-224216416-U - Wear resistance testing device suitable for piston sealing ring

CN224216416UCN 224216416 UCN224216416 UCN 224216416UCN-224216416-U

Abstract

The utility model belongs to the technical field of wear resistance testing arrangement, concretely relates to wear resistance testing arrangement suitable for piston seal, including the test cabinet with install the control panel at the test cabinet surface, one side of test cabinet is connected with the support chassis, one side of test cabinet is connected with the rotation axis, the output of rotation axis is connected with the abrasive paper wheel, the top of support chassis is connected with the cylinder mounting panel, the utility model discloses an outwards stretch limiting plate, and then the piston sealing ring to be tested is connected to the clamping end of one end of the clamping block, the clamping spring is pulled by the first linkage plate connected with the limiting plate to elastically stretch, then the first linkage plate is reset, the limiting plate is driven to synchronously reset, the piston sealing ring to be tested is clamped and stabilized rapidly, the cylinder is driven to enable the piston sealing ring to be close to the abrasive paper wheel, the piston sealing ring is subjected to friction test through rotation of the abrasive paper wheel, and then the wear amount is weighed through the electronic scale, so that the wear resistance of the piston sealing ring is accurately known.

Inventors

  • LI MINGJUN
  • LI HUAIQING
  • SUN YANCHUN

Assignees

  • 徐州市久隆密封件科技有限公司

Dates

Publication Date
20260508
Application Date
20250416

Claims (6)

  1. 1. The wear resistance testing device suitable for the piston sealing ring comprises a testing cabinet (1) and a control panel (2) arranged on the surface of the testing cabinet (1), and is characterized in that one side of the testing cabinet (1) is connected with a supporting underframe (3), one side of the testing cabinet (1) is connected with a rotating shaft (4), the output end of the rotating shaft (4) is connected with a sand paper wheel (5), the top end of the supporting underframe (3) is connected with an air cylinder mounting plate (6), and an air cylinder (7) is arranged on the surface of the air cylinder mounting plate (6); The output of cylinder (7) is connected with branch (8), the bottom of branch (8) is connected with grip block (9), the opening inner wall of grip block (9) is connected with clamping spring (10), the other end of clamping spring (10) is connected with first linkage board (11), the other end of first linkage board (11) is connected with limiting plate (12), the surface connection of first linkage board (11) has guide block (13).
  2. 2. The device for testing the wear resistance of the piston sealing ring according to claim 1, wherein the clamping spring (10) and the first linkage plate (11) form an elastic telescopic structure, and the clamping block (9) and the limiting plate (12) are made of stainless steel.
  3. 3. The wear resistance testing device for the piston sealing ring according to claim 1, wherein the inner wall of the opening of the clamping block (9) is provided with a guide groove matched with the guide block (13), and the first linkage plate (11) and the guide groove form a sliding connection structure through the guide block (13).
  4. 4. The wear resistance testing device suitable for the piston sealing ring according to claim 1, wherein a collecting box (14) is arranged on the surface of the supporting underframe (3), the top opening of the collecting box (14) is tangential to the surface of the sand paper wheel (5), and a cleaning drawer (15) is movably connected to one side of the collecting box (14).
  5. 5. The device for testing the wear resistance of the piston sealing ring according to claim 4, wherein a fixed block (16) is connected to the surface of one side of the collecting box (14) close to the cleaning drawer (15), a movable plate (17) is connected to the top end of the fixed block (16) in a penetrating manner, a second linkage plate (18) is connected to the bottom end of the movable plate (17), and a linkage spring (19) is connected to one side of the second linkage plate (18).
  6. 6. The device for testing the wear resistance of the piston sealing ring according to claim 5, wherein one side of the second linkage plate (18) opposite to the linkage spring (19) is connected with a limiting insertion plate (20), and the inner side of the limiting insertion plate (20) is in contact with the surface of the cleaning drawer (15).

Description

Wear resistance testing device suitable for piston sealing ring Technical Field The utility model belongs to the technical field of wear resistance testing devices, and particularly relates to a wear resistance testing device suitable for a piston sealing ring. Background The rubber abrasion resistance tester is a special device for testing the abrasion resistance of rubber materials, a rubber sample is arranged on a sample clamp, and a certain pressure is applied by a loading system to enable the sample to be in close contact with a friction wheel with sand paper adhered on the surface. The driving system drives the friction wheel to rotate at a set rotating speed, and the rubber sample and the friction wheel generate relative motion under the action of friction force, so that the friction process of rubber and the surfaces of other objects in actual use is simulated. As the friction proceeds, the surface of the rubber sample is gradually worn, and the wear resistance of the rubber material is evaluated by measuring indexes such as weight loss, volume loss or surface wear depth of the sample after a certain number of friction times or time. For example, according to national standard regulation, under specific test conditions, the abrasion resistance index of the rubber sample is obtained by measuring the abrasion amount (in terms of volume or weight) of the rubber sample after a certain number of times of abrasion, and comparing the abrasion amount with the abrasion amount of a standard rubber sample; Specifically, in the piston seal ring wear resistance testing process, the traditional clamping link commonly has man-machine engineering defects and efficiency bottlenecks. The existing fixture adopts a spiral mechanical fixture, an operator needs to manually adjust 6-8 bolts through a wrench or a screwdriver, single clamping takes 3-5 minutes, the circumferential stress uniformity of the sealing ring is difficult to ensure, the clamping precision is reduced, and the positioning offset is forced to be reworked. Disclosure of utility model The utility model aims to provide a wear resistance testing device suitable for a piston sealing ring, and aims to solve the problem that in the prior art, when the wear resistance testing device is used, the prior clamping link commonly has man-machine engineering defects and efficiency bottlenecks in the wear resistance testing process of the piston sealing ring. The existing fixture adopts a spiral mechanical fixture, an operator needs to manually adjust 6-8 bolts through a wrench or a screwdriver, single clamping takes 3-5 minutes, uniform stress in the circumferential direction of a sealing ring is difficult to ensure, clamping accuracy is reduced, and the problem that positioning offset is forced to rework is caused. The abrasion resistance testing device suitable for the piston sealing ring comprises a testing cabinet and a control panel arranged on the surface of the testing cabinet, wherein one side of the testing cabinet is connected with a supporting underframe, one side of the testing cabinet is connected with a rotating shaft, the output end of the rotating shaft is connected with a sand paper wheel, the top end of the supporting underframe is connected with a cylinder mounting plate, and a cylinder is arranged on the surface of the cylinder mounting plate; The output of cylinder is connected with branch, the bottom of branch is connected with the grip block, the opening inner wall of grip block is connected with the clamping spring, the other end of clamping spring is connected with first linkage board, the other end of first linkage board is connected with the limiting plate, the surface connection of first linkage board has the guide block. As the wear resistance testing device suitable for the piston sealing ring, the clamping spring and the first linkage plate form an elastic telescopic structure, and the clamping block and the limiting plate are made of stainless steel. As the wear resistance testing device suitable for the piston sealing ring, the utility model is preferable, the inner wall of the opening of the clamping block is provided with the guide groove matched with the guide block, and the first linkage plate and the guide groove form a sliding connection structure through the guide block. As the wear resistance testing device suitable for the piston sealing ring, the surface of the supporting underframe is provided with the collecting box, the top opening of the collecting box is tangential to the surface of the sand paper wheel, and one side of the collecting box is movably connected with the cleaning drawer. As the wear resistance testing device suitable for the piston sealing ring, the surface of one side, close to a cleaning drawer, of the collecting box is preferably connected with a fixed block, the top end of the fixed block is connected with a movable plate in a penetrating manner, the bottom end of the movable plate is connected with a