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CN-121977824-A - Automobile gear rolling detection equipment

CN121977824ACN 121977824 ACN121977824 ACN 121977824ACN-121977824-A

Abstract

The invention discloses automobile gear rolling detection equipment, which belongs to the technical field of gear rolling detection and comprises a base, a gear box and a gear, wherein a driving shaft arranged on the driving shaft is sleeved with a standard gear, a driven shaft arranged on the driven shaft is sleeved with a tested gear, and the base is arranged on the base and can rotate relative to the base; the driven axle box is arranged in a state capable of rotating along with the base, so that gears of different types can be detected when the base is in different stations, the application range of the detector is increased, the base is converted between different stations and locked by a single driving mechanism, and the bevel gears can be easily locked by utilizing the reaction force of the conical racks to the bevel gears.

Inventors

  • QIAN FENGSHENG

Assignees

  • 无锡齐恩科技有限公司

Dates

Publication Date
20260505
Application Date
20251201

Claims (10)

  1. 1. The utility model provides an automobile gear roll check out test set, includes base (1), be provided with initiative axle box (5) and driven axle box (4) on base (1), the driving shaft department cover of installing on initiative axle box (5) is equipped with standard gear (3), and the driven shaft department cover of installing on driven axle box (4) is equipped with by survey gear (2), its characterized in that still includes: The base (23) is arranged on the base (1) and can rotate relative to the base (1), and the base (23) is configured to have a first station, a second station and a third station, wherein the axis of the driving shaft is perpendicular to the axis of the driven shaft; the positioning pieces (15) are arranged in two groups and are mounted on the base (1); The clamping assembly can be attached to the positioning piece (15) when the base (23) is located at the first station or the second station, and can be locked with the positioning piece (15) along with the sliding of the driven axle box (4) along the base (23) and in the process of approaching to the driving axle box (5).
  2. 2. An automotive gear rolling detection device according to claim 1, characterized in that a screw (7) is provided at the base (23), the screw (7) passing through the driven axle box (4) and being screwed thereto.
  3. 3. The automobile gear rolling detection device according to claim 2, wherein a rotating shaft (9) is arranged on one side of the screw rod (7), a bevel gear (17) is sleeved at the end part of the rotating shaft (9), the bevel gear (17) is circumferentially fixed and axially matched with the rotating shaft (9) in a sliding manner, the bevel gear (17) is elastically matched with the rotating shaft (9) along the axial direction of the rotating shaft (9), the rotating shaft (9) is in transmission connection with the screw rod (7), and a bevel gear strip (10) meshed with the bevel gear (17) is arranged on the base (1).
  4. 4. A vehicle gear rolling detection device according to claim 3, wherein the driven axle box (4) is fixedly provided with a push rod (6), one side of the push rod (6) close to the bevel gear (17) is fixedly provided with a telescopic rod (8), and the push rod (6) can push the bevel gear (17) and promote the bevel gear (17) to be meshed with the bevel rack (10) in the process that the driven axle box (4) is driven by the screw rod (7) to slide along the base (23).
  5. 5. A rolling detection device for automobile gears according to claim 4, wherein the conical rack (10) is elastically connected with the base (1) along the circumferential direction thereof, and when the clamping assembly is blocked by fitting with the positioning member (15), the conical rack (10) can be urged to rotate relative to the base (1) against the elastic force by the engagement of the conical gear (17) with the conical rack (10).
  6. 6. The automobile gear rolling detection device according to claim 5, wherein the clamping assembly comprises a rotary table (18) and a clamping piece (1801) fixed on the outer end face of the rotary table (18), an annular groove is formed in one side face of the positioning piece (15), an abutting portion (1502) is formed by protruding outwards in the circumferential face of the annular groove, a notch (1501) for the clamping piece (1801) to enter the annular groove is formed in the abutting portion (1502), the inner end face of the abutting portion (1502) is obliquely arranged and recorded as a guide portion (1503), a driven gear is sleeved at a connecting shaft (1802) integrally formed in the rotary table (18), straight racks (14) are arranged on two sides of the top of the base (23), the straight racks (14) are fixed with the driven axle box (4), and the straight racks (14) can be meshed with the driven gear in the moving process of the driven axle box (4).
  7. 7. The automobile gear rolling detection device according to claim 1, wherein the base (23) is integrally formed with a protruding portion (2301), the base (1) is fixedly provided with a pin shaft (19), and the pin shaft (19) penetrates through the protruding portion (2301) and is in running fit with the protruding portion (2301).
  8. 8. The apparatus for detecting rolling of automobile gears according to claim 3, wherein a key groove is provided on the outer circumferential surface of the rotary shaft (9) in the axial direction of the rotary shaft (9), and a spline (1701) which is in sliding fit with the key groove is provided on the inner wall of the bevel gear (17).
  9. 9. The automobile gear rolling detection device according to claim 4, wherein a convex ring is arranged on one side of the bevel gear (17) far away from the push rod (6), the convex ring is fixedly sleeved on the outer side of the rotating shaft (9), and a positioning spring (20) is arranged between the convex ring and the bevel gear (17).
  10. 10. The automobile gear rolling detection device according to claim 2, wherein the base (23) is provided with a driving motor, and the screw rod (7) is connected with the output end of the driving motor.

Description

Automobile gear rolling detection equipment Technical Field The invention relates to the technical field of gear rolling detection, in particular to automobile gear rolling detection equipment. Background The automobile gear rolling detection equipment is a precise instrument specially used for detecting performance of an automobile gear before delivery or after maintenance, has the core effects of simulating the meshing running state of the gear in an actual automobile transmission system, comprehensively checking machining precision defects, meshing performance problems and potential failure risks of the gear, and is key equipment for guaranteeing the reliability, safety and silence of the automobile transmission system Chinese patent CN221325886U discloses a rolling inspection experimental device for cylindrical and bevel gear pair, can realize detecting the use to the gear of multiple specification through detecting the subassembly, has solved the problem that current gear detection equipment can't satisfy cylindrical gear pair and bevel gear pair detection simultaneously. The device adjusts the position of the measured gear through a plurality of groups of driving units, the driving units are required to be operated respectively, the whole structure of the device is redundant and inconvenient to operate continuously, in the structure, the intersection angle between the measured gear and the standard gear is locked through the self-locking of the worm wheel and the worm, and the intersection angle between the measured gear and the standard gear cannot be accurately locked due to the clearance existing between the worm wheel and the worm in the meshing process, so that the problem is particularly remarkable under the condition that the worm wheel and the worm are worn. Accordingly, there is a need to provide an automotive gear roll detection apparatus that solves the above-mentioned technical problems. Disclosure of Invention The invention aims to provide an automobile gear rolling detection device, which aims to solve the problem that in the prior art, the self-locking of a worm wheel and a worm is used for keeping the stability of the detected gear, and the intersection angle of the detected gear and a standard gear cannot be accurately locked due to the fact that a gap exists between the worm wheel and the worm in a meshing manner. Based on the thought, the invention provides the technical scheme that the automobile gear rolling detection device comprises a base, wherein a driving axle box and a driven axle box are arranged on the base, a standard gear is sleeved at a driving shaft arranged on the driving axle box, a detected gear is sleeved at a driven shaft arranged on the driven axle box, and the automobile gear rolling detection device further comprises: The base is arranged on the base and can rotate relative to the base, and is configured to have a first station, a second station and a third station, wherein the axis of the driving shaft is perpendicular to the axis of the driven shaft; the positioning pieces are provided with two groups and are arranged on the base; The clamping assembly can be attached to the locating piece when the base is located at the first station or the second station, and can be locked with the locating piece in the process that the driven axle box slides along the base and approaches the driving axle box. As a further scheme of the invention, a screw rod is arranged at the base, penetrates through the driven axle box and is in threaded connection with the driven axle box. As a further scheme of the invention, one side of the screw rod is provided with a rotating shaft, the end part of the rotating shaft is sleeved with a bevel gear, the bevel gear is circumferentially fixed and axially in sliding fit with the rotating shaft, the bevel gear is elastically matched with the rotating shaft along the axial direction of the rotating shaft, the rotating shaft is in transmission connection with the screw rod, and a bevel gear strip meshed with the bevel gear is arranged on the base. According to the invention, a push rod is fixedly arranged on the driven axle box, a telescopic rod is fixedly arranged on one side, close to the bevel gear, of the push rod, and in the process that the driven axle box is driven by the screw rod to slide along the base, the push rod can push the bevel gear and promote the bevel gear to be meshed with the bevel gear strip. As a further scheme of the invention, the bevel gear strip is elastically connected with the base along the circumferential direction of the bevel gear strip, and when the clamping assembly is blocked by being attached to the positioning piece, the bevel gear strip can be driven to overcome the elastic force and rotate relative to the base through the engagement of the bevel gear and the bevel gear strip. The clamping assembly comprises a turntable and a clamping piece fixed on the outer end face of the turntable, an annular groov