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CN-224203164-U - Piston pin hole defect detection device

CN224203164UCN 224203164 UCN224203164 UCN 224203164UCN-224203164-U

Abstract

The utility model belongs to the technical field of piston pin hole detection, in particular to a piston pin hole defect detection device which comprises a base and a vertical plate fixedly arranged at the top end of the base, and further comprises two detection heads symmetrically arranged above the base, wherein two movable seats are arranged above the base, the detection heads are arranged on the side surfaces of the movable seats through fixed columns, a detector main body is fixedly arranged on the side walls of the movable seats, the movable seats can drive the detection heads to synchronously move so that the detection heads are inserted into the piston pin holes for detection, two rubber plugs are symmetrically arranged between the movable seats, the axes of the rubber plugs and the detection heads are positioned on the same horizontal line, a flat sliding rod I is arranged between the rubber plugs, a fixed plate is fixedly arranged on the outer wall of the flat sliding rod I, a spring II is fixedly arranged between the fixed plate and the rubber plugs, and the spring II applies elasticity to the rubber plugs so that the rubber plugs are inserted into the piston pin holes.

Inventors

  • Lin Tiejin
  • HE WENWU
  • FAN XU
  • Jiang Taolong
  • CHEN JIANGUO

Assignees

  • 安徽嘉来顿活塞汽配有限公司

Dates

Publication Date
20260505
Application Date
20250522

Claims (8)

  1. 1. The utility model provides a piston pin hole defect detection device, includes base (1) and vertical board (101) that its top end was fixed firmly, its characterized in that still includes: The two detection heads (5) are symmetrically arranged above the base (1), two movable seats (4) are arranged above the base (1), the detection heads (5) are arranged on the side surfaces of the movable seats (4) which are close to each other through fixed columns, the side walls of the movable seats (4) are fixedly provided with a detector main body (6), and the movable seats (4) can drive the detection heads (5) to synchronously move so that the detection heads (5) can be inserted into piston pin holes for detection; Two rubber plugs (13) are symmetrically arranged between the movable seat (4), the axes of the rubber plugs (13) and the detection head (5) are positioned on the same horizontal line, a first flat sliding rod (10) is arranged between the rubber plugs (13), a fixing plate (1002) is fixedly arranged on the outer wall of the first flat sliding rod (10), a second spring (1201) is fixedly arranged between the fixing plate (1002) and the rubber plugs (13), and the second spring (1201) applies elastic force to the rubber plugs (13) to enable the rubber plugs (13) to be inserted into piston pin holes.
  2. 2. The piston pin hole defect detection device according to claim 1, wherein the first smooth rod (10) is provided with a second smooth cavity (1001) in sliding connection with the sliding plate (11), the side surface, close to each other, of the rubber plug (13) is provided with a second smooth rod (12) penetrating through one end of the first smooth rod (10) and fixedly connected with the sliding plate (11), and the second spring (1201) is arranged outside the second smooth rod (12).
  3. 3. The piston pin hole defect detection device according to claim 1, wherein the vertical plate (101) is fixedly connected with a horizontal column (9) provided with a first smooth cavity (901), the side wall of the horizontal column (9) is in sliding connection with a first smooth rod (10), a screw (1801) is rotatably installed in the first smooth cavity (901), the screw (1801) is in threaded connection with a threaded block (16), one end of the first smooth rod (10) and the side wall of the threaded block (16) are respectively hinged with two ends of a connecting rod (15) through a hinge seat, and a second motor (18) with an output end connected with one end of the screw (1801) is arranged on the side face of the vertical plate (101).
  4. 4. The piston pin hole defect detection device according to claim 3, wherein a guide post (902) parallel to the screw (1801) is fixedly arranged in the first smooth cavity (901), and a guide block (17) in sliding connection with the guide post (902) is fixedly arranged on the bottom surface of the threaded block (16).
  5. 5. The piston pin hole defect detection device according to claim 1, wherein the rubber stopper (13) is rotatably provided with a rotating ball (14) at one end far away from each other.
  6. 6. The piston pin hole defect detection device according to claim 1, wherein the top surface of the base (1) is fixedly connected with a fixed seat (2) provided with a flat sliding groove (201), two symmetrically arranged sliding blocks (202) are slidably arranged in the flat sliding groove (201), the sliding blocks (202) are fixedly connected with the bottom ends of the movable seat (4) respectively, a bidirectional screw rod (301) in threaded connection with the sliding blocks (202) is rotatably arranged in the flat sliding groove (201), and a motor I (3) with an output end connected with one end of the bidirectional screw rod (301) is arranged on one side of the fixed seat (2).
  7. 7. The piston pin hole defect detection device according to claim 1, wherein two clamping plates (7) are symmetrically arranged between the movable base (4), a telescopic rod (8) is fixedly arranged between the clamping plates (7) and the movable base (4), a first spring (801) is arranged outside the telescopic rod (8), and two ends of the first spring (801) are fixedly connected with the movable base (4) and the clamping plates (7) respectively.
  8. 8. The piston pin hole defect detection device according to claim 7, wherein the middle part of the clamping plate (7) is provided with a avoiding hole (701).

Description

Piston pin hole defect detection device Technical Field The utility model belongs to the technical field of piston pin hole detection, and particularly relates to a piston pin hole defect detection device. Background The piston pin is a key component for connecting a piston and a connecting rod in an internal combustion engine, and is essentially a thick-wall hollow cylindrical pin arranged on a piston skirt part, and the piston and the connecting rod are rigidly connected through the design of a small end hole penetrating through the connecting rod, so that after the piston is produced, a piston pin hole needs to be detected; At present, the existing detection device is simple in structure, can not detect two piston pin holes of a piston pin at the same time, needs to detect another piston pin hole after adjusting and reclamping the piston pin after detecting one piston pin hole, is complex in operation and low in detection efficiency. In order to solve the above problems, the present application provides a piston pin hole defect detection device. Disclosure of utility model The utility model aims to provide a piston pin hole defect detection device which solves the problems in the background technology. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to a piston pin hole defect detection device which comprises a base and a vertical plate fixedly arranged at the top end of the base, and also comprises two detection heads, wherein the two detection heads are symmetrically arranged above the base, two movable seats are arranged above the base, the detection heads are arranged on the side surfaces of the movable seats, which are close to each other, through fixed columns, the side walls of the movable seats are fixedly provided with detection instrument main bodies, the movable seats can drive the detection heads to synchronously move so that the detection heads are inserted into piston pin holes for detection, two rubber plugs are symmetrically arranged between the movable seats, the axes of the rubber plugs and the detection heads are positioned on the same horizontal line, a flat sliding rod I is arranged between the rubber plugs, a fixed plate is fixedly arranged on the outer wall of the flat sliding rod I, a spring II is fixedly arranged between the fixed plate and the rubber plugs, and the spring II applies elasticity to the rubber plugs to enable the rubber plugs to be inserted into the piston pin holes. Further, a second smooth cavity and a sliding plate are arranged in the first smooth rod in a sliding connection mode, a second smooth rod penetrating through one end of the first smooth rod is arranged on the side face, close to the rubber plug, of the second smooth rod, and the second spring is arranged outside the first smooth rod. Further, the vertical plate is fixedly connected with a horizontal column provided with a first smooth cavity, the side wall of the horizontal column is in sliding connection with the first smooth rod, a screw is rotationally installed in the first smooth cavity, the screw is in threaded connection with the threaded block, one end of the first smooth rod and the side wall of the threaded block are respectively hinged with two ends of the connecting rod through a hinge seat, and the side face of the vertical plate is provided with a second motor with an output end connected with one end of the screw. Further, a guide post parallel to the screw rod is fixedly arranged in the first smooth cavity, and a guide block in sliding connection with the guide post is fixedly arranged on the bottom surface of the threaded block. Further, the end that the rubber buffer is kept away from each other rotates and installs the commentaries on classics pearl. Further, the base top surface links firmly with the fixing base of seting up flat spout, and smooth inslot slidable mounting has the sliding block of two symmetries setting, the sliding block links firmly with the bottom of removing the seat respectively, smooth inslot rotates installs the bi-directional screw rod with sliding block threaded connection, one side of fixing base is equipped with the motor one that output and bi-directional screw rod one end are connected. Further, two clamping plates are symmetrically arranged between the movable seats, a telescopic rod is fixedly arranged between the clamping plates and the movable seats, a first spring is arranged outside the telescopic rod, and two ends of the first spring are fixedly connected with the movable seats and the clamping plates respectively. Further, the middle part of the clamping plate is provided with an avoidance hole. The utility model has the following beneficial effects: According to the utility model, the two detection heads are inserted into the piston pin holes of the piston, and the two piston pin holes are detected at the same time, so that the steps of adjusting and clamping t