CN-122016638-A - Zinc coating adhesive force circulation testing device

CN122016638ACN 122016638 ACN122016638 ACN 122016638ACN-122016638-A

Abstract

The invention discloses a galvanized layer adhesive force circulation testing device, and relates to the technical field of mechanical property detection. The invention comprises a sample base and a clamp arranged on the sample base, wherein one side of the sample base is provided with a rotary table, a friction mechanism and an adhesion mechanism are respectively arranged along the circumferential direction of the rotary table, the friction mechanism comprises a first bracket fixed on the rotary table, a servo motor is arranged at the upper part of the first bracket, a shaft of the servo motor is connected with the middle part of a swinging rod positioned at one side of the shaft of the servo motor through two mutually hinged connecting rods, the upper end of the swinging rod is arranged on the first bracket through the shaft, the lower end of the swinging rod is fixedly provided with a friction piece, and the lower end surface of the friction piece is an arc surface with the axis parallel to the shaft of the swinging rod. According to the invention, the friction mechanism is arranged, the friction piece can be controlled to rub the surface of the sample through the swinging rod by the servo motor, so that the stress of the sample tested each time is consistent, and the comparability of test results is improved.

Inventors

ZHOU JIAZHENG
REN ZHICHENG
WANG YANQING
WU CHUANWEN
WANG YONG

Assignees

中电装备青岛豪迈钢结构有限公司

Dates

Publication Date: 20260512
Application Date: 20251215

Claims (5)

1. A galvanized layer adhesive force circulation testing device comprises a sample base and a clamp arranged on the sample base and is characterized in that a turntable is arranged on one side of the sample base, a friction mechanism and an adhesion mechanism are respectively arranged along the circumference of the turntable, the friction mechanism comprises a first bracket fixed on the turntable, a servo motor is arranged on the upper portion of the first bracket, a shaft of the servo motor is connected to the middle of a swinging rod arranged on one side of the shaft of the servo motor through two mutually hinged connecting rods, the upper end of the swinging rod is arranged on the first bracket through the shaft, a friction piece is fixed at the lower end of the swinging rod, the lower end face of the friction piece is an arc face with the axis parallel to the shaft of the swinging rod, the adhesion mechanism comprises a cylinder body fixed on the turntable, a piston rod of the cylinder is upwards connected with one side of a U-shaped frame bent downwards, and an adhesive tape is arranged at the bottom end of the other side of the U-shaped frame.
2. The circulating test device for the adhesion force of the galvanized coating according to claim 1, wherein a dovetail groove is formed in the lower end of the swinging rod, a dovetail-shaped connecting mechanism matched with the dovetail groove is arranged at the upper end of the mounting seat with the friction piece at the lower bottom and inserted into the dovetail groove to be connected with the swinging rod, a light hole communicated with the dovetail groove is formed in the side face of the dovetail groove, a corresponding threaded hole is formed in the dovetail-shaped connecting mechanism, and a bolt penetrates through the light hole and is screwed into the screw hole.
3. The circulating test device for the adhesion force of the galvanized layer according to claim 1 or 2, wherein the swinging rod consists of an upper swinging rod and a lower swinging rod which are connected with each other, the upper part of the lower swinging rod is inserted into an adjusting groove at the lower part of the upper swinging rod, a long hole along the length direction of the swinging rod is formed in the upper swinging rod corresponding to the adjusting groove, a screw is fixed on one side of the lower swinging rod, and the screw penetrates out of the long hole to be screwed with a claw nut.
4. The circulating test device for the adhesion force of the galvanized layer according to claim 1 or 2, characterized in that the clamp comprises a fixed clamping plate and a movable clamping plate which are arranged on one side of the sample base and are parallel to the fixed clamping plate, an adjusting rod penetrates through the fixed clamping plate and the movable clamping plate, the matched part of the adjusting rod and the fixed clamping plate is a smooth round rod which is in movable fit with the fixed clamping plate, a nut is fixed at a through hole where the movable clamping plate is matched with the adjusting rod, the adjusting rod is screwed with the nut, the adjusting rod on the outer side of the fixed clamping plate is connected with a hand wheel, and a guide rod which is parallel to the adjusting rod is further arranged on the fixed clamping plate and penetrates through the movable clamping plate and is in movable fit with the movable clamping plate.
5. The circulating test apparatus for adhesion of zinc coating according to claim 1 or 2, wherein a second support having a distance from the friction mechanism and the adhesion mechanism is provided on the turntable along the circumference thereof, and a zinc coating detection mechanism is provided on the second support.

Description

Zinc coating adhesive force circulation testing device Technical Field The invention discloses a galvanized layer adhesive force circulation testing device, and relates to the technical field of mechanical property detection. Background At present, the common zinc coating adhesive force test mostly adopts a cross-cut method or a friction method, and the method is simple and convenient to operate, but the test process generally adopts manual friction or cross-cut operation on the surface of a sample, so that the uniformity of the stress of the sample can not be ensured, the initial conditions of each test can not be consistent, and the comparability and the repeatability of the test result are affected. Disclosure of Invention The invention aims to design a galvanized layer adhesive force circulation testing device capable of improving detection consistency. The invention comprises a sample base and a clamp arranged on the sample base, wherein one side of the sample base is provided with a turntable, a friction mechanism and an adhesion mechanism are respectively arranged along the circumference of the turntable, the friction mechanism comprises a first bracket fixed on the turntable, a servo motor is arranged at the upper part of the first bracket, a shaft of the servo motor is connected with the middle part of a swinging rod positioned at one side of the shaft of the servo motor through two mutually hinged connecting rods, the upper end of the swinging rod is arranged on the first bracket through the shaft, the lower end of the swinging rod is fixedly provided with a friction piece, the lower end surface of the friction piece is an arc surface with the axis parallel to the shaft of the swinging rod, the adhesion mechanism comprises a cylinder body fixed on the turntable, a piston rod of the cylinder is upwards connected with one side of a U-shaped frame bent downwards, and the bottom end of the other side of the U-shaped frame is provided with an adhesive tape. Further, a dovetail groove is formed in the lower end of the swinging rod, a dovetail connecting mechanism matched with the dovetail groove is arranged at the upper end of the mounting seat with the friction piece at the lower bottom and is inserted into the dovetail groove to be connected with the swinging rod, a light hole communicated with the dovetail groove is formed in the side face of the dovetail groove, a corresponding threaded hole is formed in the dovetail connecting mechanism, and a bolt penetrates through the light hole and is screwed into the threaded hole. Further, the swing rod consists of an upper swing rod and a lower swing rod which are connected with each other, the upper part of the lower swing rod is inserted into an adjusting groove at the lower part of the upper swing rod, a long hole along the length direction of the swing rod is formed in the upper swing rod corresponding to the adjusting groove, a screw rod is fixed on one side of the lower swing rod, and the screw rod penetrates out of the long hole and is connected with a claw nut in a screwed mode. The clamp comprises a fixed clamp plate and a movable clamp plate, wherein the fixed clamp plate is arranged on one side of a sample base, the movable clamp plate is parallel to the fixed clamp plate, an adjusting rod penetrates through the fixed clamp plate and the movable clamp plate, the part of the adjusting rod, which is matched with the fixed clamp plate, is a smooth round rod, the round rod is in movable fit with the fixed clamp plate, a nut is fixed at a through hole, which is matched with the movable clamp plate, of the adjusting rod, the adjusting rod is in screwed connection with the nut, the adjusting rod on the outer side of the fixed clamp plate is connected with a hand wheel, a guide rod parallel to the adjusting rod is further arranged on the fixed clamp plate, and the guide rod penetrates through the movable clamp plate and is in movable fit with the movable clamp plate. Further, a second bracket with a distance from the friction mechanism and the adhesion mechanism is arranged on the turntable along the periphery of the turntable, and a galvanized layer detection mechanism is arranged on the second bracket. According to the invention, the friction mechanism is arranged, the friction piece can be controlled to rub the surface of the sample through the swinging rod by the servo motor, so that the stress of the sample tested each time is consistent, and the comparability of test results is improved. According to the invention, the friction mechanism, the adhesion mechanism and the galvanized layer detection mechanism are arranged on the turntable, and different procedures can be carried out on the sample by switching the positions of the mechanisms, so that the test efficiency is improved. Drawings FIG. 1 is a top view of an embodiment of the present invention; FIG. 2 is a view in the direction of the second bracket portion A of FIG. 1; FIG. 3 is a left side vi