Rapid metallographic sample grinding device for piston pin

Abstract

The utility model provides a rapid metallographic sample grinding device for a piston pin, which comprises a conveyor belt, a limiting piece for limiting the piston pin is arranged between a front support plate and a rear support plate of the conveyor belt, and a portal frame is arranged between the front support plate and the rear support plate of the conveyor belt. The portal frame is provided with a marking piece used for achieving sample grinding and marking on the surface of the piston pin, limiting grooves are formed in the right ends of the inner side faces of a front supporting plate and a rear supporting plate of the conveying belt correspondingly, limiting blocks are arranged in the limiting grooves in a hinged mode, and first motors used for driving the limiting blocks to swing are arranged in the limiting grooves; the piston pin surface metallographic sample grinding marking device can realize piston pin surface metallographic sample grinding marking.

Description

Technical Field

[0001] The utility model relates to the technical field of piston pin production, in particular to a rapid metallographic sample grinding device for a piston pin. Background Art

[0002] Existing marking technologies typically use mechanical marking and inkjet marking. Mechanical marking generates significant noise and processing waste, while inkjet marking has low mark durability, can damage the marked content due to friction and cleaning, and the sprayed dyes can cause certain pollution. Traditional marking technologies often require manual operation and cannot be used for online marking. They have low automation levels, low efficiency, and are unable to adapt to large-scale marking processing requirements, and lack online feedback and control. Summary of the Invention

[0003] In view of this, the purpose of the present utility model is to provide a piston pin rapid metallographic grinding device capable of realizing metallographic grinding and marking on the piston pin surface.

[0004] The utility model is implemented by the following method: a piston pin rapid metallographic grinding device, including a conveyor belt, a limiting piece for limiting the piston pin is arranged between the front and rear support plates of the conveyor belt, a gantry is arranged between the front and rear support plates of the conveyor belt, and a marking piece for marking the surface grinding of the piston pin is arranged on the gantry, a limiting groove is provided at the right end of the inner side surface of the front and rear support plates of the conveyor belt, a limiting block is hingedly arranged in the limiting groove, and a first motor for driving the limiting block to swing is provided in the limiting groove.

[0005] Furthermore, the limiting member includes a first telescopic cylinder, the first telescopic cylinder is embedded in the inner side surfaces of the front and rear support plates of the conveyor belt, and a guide limiting plate is provided at the end of the telescopic rod of the first telescopic cylinder.

[0006] Furthermore, the marking part includes a laser marking head, a strip-shaped opening is provided on the horizontal plate of the gantry, a second motor is arranged in the strip-shaped opening, the output end of the second motor is connected to a screw, a moving block is spirally sleeved on the screw, a third motor is embedded in the upper surface of the moving block, a swing block is provided at the end of the output shaft of the third motor, a second telescopic cylinder is provided on the right side of the swing block, a connecting block is provided at the end of the telescopic rod of the second telescopic cylinder, a fourth motor is embedded in the lower surface of the connecting block, and the laser marking head is provided at the end of the output shaft of the fourth motor.

[0007] The beneficial effects of the utility model are as follows: the utility model adds a limiting part and a marking part to the device, which can realize the limiting effect of piston pins with different diameters, and then through the action of the marking part, the metallographic grinding sample marking effect of the piston pin surface can be realized; the utility model has a simple structure and is easy to operate, which can effectively save manpower and material resources and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural diagram of the present utility model. DETAILED DESCRIPTION

[0009] The present invention will be further described below with reference to the accompanying drawings.

[0010] See also Figure 1 As shown, the utility model provides an embodiment: a rapid metallographic grinding device for a piston pin, comprising a conveyor belt 1, a limiting member 2 for limiting the position of the piston pin disposed between the front and rear support plates of the conveyor belt 1, a gantry 3 disposed between the front and rear support plates of the conveyor belt 1, a marking member 4 disposed on the gantry 3 for marking the surface of the piston pin, a limiting slot 5 being provided at the right end of the inner side surface of the front and rear support plates of the conveyor belt 1, a limiting block 6 being hingedly disposed in the limiting slot 5, and a first motor (not shown) being disposed in the limiting slot 5 for driving the limiting block 6 to swing. The limiting member 2 enables the piston pin to be limited in position, and the first motor then drives the limiting block 6 to swing in the limiting slot 5, thereby limiting the position of the piston pin, and the marking member 4 enables the surface of the piston pin to be marked.

[0011] The hinge arrangement in the present invention is a hinge method in the prior art, which is clearly understood by those skilled in the art and will not be described in detail here.

[0012] Please continue reading Figure 1 As shown, in one embodiment of the present invention, the limiting member 2 includes a first telescopic cylinder 21, which is embedded in the inner side surfaces of the front and rear support plates of the conveyor belt 1. A guide limiting plate 22 is provided at the end of the telescopic rod of the first telescopic cylinder 21. The first telescopic cylinder 21 can drive the guide limiting plate 22 to move forward and backward, thereby achieving a limiting and clamping effect for piston pins of different diameters.

[0013] Please continue reading Figure 1As shown, in one embodiment of the present invention, the marking part 4 includes a laser marking head 41, a strip opening 42 is provided on the horizontal plate of the gantry 3, a second motor (not shown) is arranged in the strip opening 42, the output end of the second motor is connected to a screw 43, a moving block 44 is spirally sleeved on the screw 43, a third motor (not shown) is embedded in the upper surface of the moving block 44, a swing block 45 is provided at the end of the output shaft of the third motor, a second telescopic cylinder 46 is provided on the right side of the swing block 45, a connecting block 47 is provided at the end of the telescopic rod of the second telescopic cylinder 46, a fourth motor (not shown) is embedded in the lower surface of the connecting block 47, and the laser marking head 41 is provided at the end of the output shaft of the fourth motor. The second motor can drive the screw 43 to rotate, and the rotation of the screw 43 can drive the moving block 44 to move forward and backward. The third motor can realize the swinging of the swing block 45. The second telescopic cylinder 46 can realize the left and right movement of the connecting block 47. The fourth motor can drive the laser marking head 41 to rotate. Through the action of the laser marking head 41, the piston pin surface marking operation can be realized.

[0014] The motor, conveyor belt, telescopic cylinder and laser marking head in the present invention are all prior art, and those skilled in the art are already well aware of them, so they will not be described in detail here.

[0015] The above description is only a preferred embodiment of the present invention. All equivalent changes and modifications made according to the scope of the patent application of the present invention should fall within the scope of the present invention.

Claims

1. A rapid metallographic sample grinding device for a piston pin, characterized by: It includes a conveyor belt, a limiting part for limiting the piston pin is arranged between the front and rear support plates of the conveyor belt, a gantry is arranged between the front and rear support plates of the conveyor belt, and a marking part for grinding and marking the surface of the piston pin is arranged on the gantry. A limiting groove is provided at the right end of the inner side surface of the front and rear support plates of the conveyor belt, a limiting block is hingedly arranged in the limiting groove, and a first motor for driving the limiting block to swing is arranged in the limiting groove.

2. The rapid metallographic sample grinding device for a piston pin according to claim 1, characterized in that: The limiting member includes a first telescopic cylinder, and the first telescopic cylinder is embedded in the inner side surfaces of the front and rear support plates of the conveyor belt. A guide limiting plate is provided at the end of the telescopic rod of the first telescopic cylinder.

3. The rapid metallographic sample grinding device for a piston pin according to claim 1, characterized in that: The marking part includes a laser marking head, a strip-shaped opening is provided on the horizontal plate of the gantry, a second motor is arranged in the strip-shaped opening, the output end of the second motor is connected to a screw, a moving block is spirally sleeved on the screw, a third motor is embedded in the upper surface of the moving block, a swing block is provided at the end of the output shaft of the third motor, a second telescopic cylinder is provided on the right side of the swing block, a connecting block is provided at the end of the telescopic rod of the second telescopic cylinder, a fourth motor is embedded in the lower surface of the connecting block, and the laser marking head is provided at the end of the output shaft of the fourth motor.

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