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CN-121994129-A - Laser measuring equipment for size of fuel spray nozzle matching parts

CN121994129ACN 121994129 ACN121994129 ACN 121994129ACN-121994129-A

Abstract

The invention discloses a laser measuring device for the size of an even part of an oil nozzle, which relates to the field of laser measuring devices, wherein an electric driving rod part is arranged on the outer side of a preset base body, a laser measuring instrument part is arranged at the upper end of the preset base body, the size and diameter of a loaded workpiece are measured through the laser measuring instrument part, a nested bearing part is arranged on the outer side of the preset base body in a nested manner, and an abutting butt joint part is in nested butt joint with the inner side of the nested bearing part. This fuel sprayer matching parts size laser measurement equipment is provided with the guide and supplies with the structure, carries out pneumatic cleaning to laser measuring instrument part and the outside of waiting to detect the work piece through the guide and supplies with the structure, guarantees the detection precision of laser measuring instrument part, when letting equipment realize quick locking when detecting the fuel sprayer matching parts of column structure, the self-adaptation is quick carries out accurate location detection work to the fuel sprayer matching parts, cooperates its pneumatic cleaning processing mode to guarantee the high-efficient precision of laser detection.

Inventors

  • SUN LESHENG
  • HUANG MIN
  • SUN YUE
  • WU QINGRONG

Assignees

  • 浙江丽威油泵油嘴有限公司

Dates

Publication Date
20260508
Application Date
20260122

Claims (9)

  1. 1. The laser measuring equipment for the size of the fuel spray nozzle matching parts comprises a preset base body (1), wherein an electric driving rod component (2) is arranged on the outer side of the preset base body (1), a laser measuring instrument component (3) is arranged at the upper end of the preset base body (1), and the laser measuring instrument component (3) is used for measuring the size and the diameter of a carried workpiece; The device is characterized in that a nested bearing piece (4) is installed on the outer side of the preset base body (1) in a nested mode, a butting butt joint piece (5) is abutted to the inner side of the nested bearing piece (4) in a nested mode, a reserved air cavity (8) is formed in the inner side of the nested bearing piece (4), a guide supply structure is arranged between the reserved air cavity (8) and the nested bearing piece (4), and pneumatic cleaning treatment is conducted on the outer sides of the laser measuring instrument component (3) and a workpiece to be detected through the guide supply structure, so that detection precision of the laser measuring instrument component (3) is guaranteed.
  2. 2. The laser measuring device for the size of the fuel nozzle coupling part according to claim 1, wherein the guiding and supplying structure is provided with a movable butt-joint piston part (6), the movable butt-joint piston part (6) is fixedly butted on the outer side of the abutting-joint part (5), the movable butt-joint piston part (6) is arranged on the inner side of the reserved air cavity (8), a first reset spring (7) is fixedly connected on the outer side of the movable butt-joint piston part (6), and the first reset spring (7) is butted with the inner side of the nested bearing part (4).
  3. 3. The laser measuring device for the size of the oil nozzle matching parts according to claim 2, wherein the lower end of the reserved air cavity (8) is provided with a reserved through hole (9), the reserved through hole (9) penetrates through along the inner side of the nested bearing part (4), an external first butt joint air pipe (10) penetrates through the inner side of the reserved air cavity (8), the external first butt joint air pipe (10) penetrates through along the inner side of the nested bearing part (4), and an external second butt joint air pipe (11) is butted on the outer side of the external first butt joint air pipe (10).
  4. 4. The device for measuring the size of the fuel nozzle coupling part by using the laser according to claim 3, wherein the abutting butt joint part (5) drives the movable butt joint piston part (6) to synchronously displace along the inner side of the reserved air cavity (8) when being pressed, and the inner side of the reserved air cavity (8) is in a closed state when the movable butt joint piston part (6) moves to one side far away from the reserved through hole (9), and the reserved air cavity (8) is externally supplied with air through the external first butt joint air pipe (10).
  5. 5. The device for measuring the size of the fuel nozzle matching part by using the laser according to claim 4, wherein the external first butt joint gas pipe (10) and the external second butt joint gas pipe (11) are of an integrated structure, the external first butt joint gas pipe (10) and the external second butt joint gas pipe (11) are opposite in orientation, and the outer end length of the external second butt joint gas pipe (11) is larger than that of the external first butt joint gas pipe (10).
  6. 6. A laser measuring device for the size of an injector coupling according to claim 3, characterized in that an auxiliary locking structure is provided on the inner side of the nested carrier (4), by which the contacted workpiece is self-locked; The auxiliary locking structure is provided with a butting nested reserved piece (12), the butting nested reserved piece (12) is in nested butt joint with the inner side of the nested bearing piece (4), the outer side of the butting nested reserved piece (12) is in butt joint with a butt joint steel wire rope part (13), the butt joint steel wire rope part (13) penetrates through the inner side of the nested bearing piece (4), and the tail end of the butt joint steel wire rope part (13) is in butt joint with the outer side of the movable butt joint piston piece (6).
  7. 7. The device for measuring the size of the fuel nozzle coupling part by using the laser according to claim 6, wherein a limiting butt joint elastic piece (14) is installed on the inner side of the nested bearing piece (4) in a nested mode, a second reset spring (15) is fixedly connected to the lower end of the limiting butt joint elastic piece (14), the second reset spring (15) is in butt joint with the inner side of the nested bearing piece (4), and the outer side of the limiting butt joint elastic piece (14) corresponds to the outer side of the abutting nested reserved piece (12).
  8. 8. A fuel sprayer coupling size laser measuring device according to claim 7, characterized in that the movable butt-joint piston member (6) forms a traction structure with the abutting-nesting reserved member (12) through the butt-joint steel wire rope member (13), and the abutting-nesting reserved member (12) transversely moves along the inner side of the nesting bearing member (4).
  9. 9. The device for measuring the size of the fuel nozzle coupling part by using the laser according to claim 8, wherein when the outer side of the abutting nesting reserved piece (12) moves to be in contact with the inclined surface of the limiting abutting elastic piece (14), the stressed limiting abutting elastic piece (14) forms an outward sliding structure along the inner side of the nesting bearing piece (4), and the limiting abutting elastic piece (14) and the nesting bearing piece (4) form an elastic supporting structure through a second reset spring (15).

Description

Laser measuring equipment for size of fuel spray nozzle matching parts Technical Field The invention relates to the technical field of laser measurement equipment, in particular to laser measurement equipment for the size of an oil nozzle matching part. Background The laser measuring equipment is an instrument for non-contact measurement by utilizing a laser technology, realizes high-precision measurement of parameters such as distance, angle, displacement and the like by emitting laser beams and receiving reflected light or interference signals, is applied to detection work of various large precision elements, and comprises laser measurement processing of the size of an oil nozzle matching part, wherein the oil nozzle matching part is a key precision component responsible for fuel injection in an internal combustion engine and is an oil nozzle (comprising structures such as an oil head, a core body and the like); The tool comprises a magnetic bottom plate and an oil sprayer support frame supported on the magnetic bottom plate, wherein the oil sprayer support frame comprises a horizontal bottom plate, a middle pressing mechanism, a front V-shaped plate and a rear V-shaped plate which are respectively and vertically fixed at two ends of the horizontal bottom plate, an oil sprayer half ball head at one end of an oil sprayer is obliquely supported on the front V-shaped plate and the rear V-shaped plate downwards, and the middle pressing mechanism is positioned between the front V-shaped plate and the rear V-shaped plate and is used for obliquely fixing the oil sprayer on the oil sprayer support frame. The detection tool disclosed by the utility model is simple in structure and convenient to adjust; Another example is a laser measurement device with the publication number of CN117629070B, which comprises a motion module, a laser measuring head and an anti-collision device, wherein the motion module is installed on the laser measuring head, the anti-collision device is installed on the laser measuring head, if collision occurs, the internal circuit of the anti-collision device is broken, so that the laser measurement device is stopped or performs safe action, and if collision occurs, the internal circuit of the anti-collision device is broken, so that the laser measurement device is stopped or performs safe action, thus, in the processes of debugging, calibration and working of the laser measurement device, the laser measurement device is prevented from being damaged due to collision; The patent needle valve high-pressure cavity depth detection device with the publication number of CN205403676U comprises a measuring head seat, a dial indicator, a fixed measuring head and a sliding measuring head, wherein the left end of the measuring head seat is a handheld part, the right end of the measuring head seat is provided with a through hole, a measuring head ring is arranged in the through hole, the dial indicator passes through a tightening ring and is arranged at the upper part of the through hole of the measuring head ring, the lower part of the through hole of the measuring head ring is fixedly connected with the fixed measuring head, the sliding measuring head passes through the fixed measuring head, the upper end of the sliding measuring head is fixedly connected with a spring seat, a spring is arranged between the spring seat and the tightening ring, the operation is convenient, the detection time consumption is less, the sliding measuring head is pressed at the bottom of a high-pressure cavity of a needle valve body by the spring, and the detection of the high-pressure cavity is completed, so that the volume of the high-pressure cavity of an oil nozzle coupling is effectively controlled; The prior art improves the whole structure of the device, and the locking mode of the existing oil nozzle matching part of the oil nozzle measuring device is complex in the working process, so that the accurate positioning detection work cannot be carried out on the oil nozzle matching part in a self-adaptive manner, the high-efficiency accuracy of laser detection cannot be guaranteed, and certain use limitations exist. Disclosure of Invention The invention aims to provide a laser measuring device for the size of an oil nozzle matching part, which aims to solve the problems that in the background technology, the locking mode of the oil nozzle matching part with a cylindrical structure is complex, the accurate positioning detection work cannot be performed on the oil nozzle matching part in a self-adaptive and rapid mode, and meanwhile, the high-efficiency and accuracy of laser detection cannot be guaranteed. The technical scheme is that the laser measuring equipment for the size of the fuel injection nozzle coupling part comprises a preset base body, wherein an electric driving rod part is arranged on the outer side of the preset base body, a laser measuring instrument part is arranged at the upper end of the preset base body,