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CN-224216052-U - Portable door hinge axiality detection device

CN224216052UCN 224216052 UCN224216052 UCN 224216052UCN-224216052-U

Abstract

The utility model relates to the technical field of coaxiality detection, in particular to a portable door hinge coaxiality detection device which comprises a base and adjusting seats symmetrically distributed on two sides of the base, wherein positioning mechanisms are arranged on the base and the two groups of adjusting seats, a laser emitter is fixedly arranged on the right side adjusting seat, a photosensitive sensor is fixedly arranged on the left side adjusting seat, an adjusting mechanism for adjusting the distance between the two groups of adjusting seats is arranged on the base, the positioning mechanisms comprise mounting seats fixedly arranged on the base and the two groups of adjusting seats, a rotary table is arranged in each mounting seat, and three groups of clamping rods which are annularly distributed are arranged in each mounting seat. The clamping rods which synchronously act in the mounting seat are matched with the annular tooth transmission system, hinge shaft cores with different diameters can be clamped rapidly, detection reference and hinge actual axis are guaranteed to coincide, non-contact type high-precision detection is achieved through matching of the laser transmitter and the photosensitive sensor, and measurement errors caused by contact pressure of a traditional mechanical probe are avoided.

Inventors

  • LIU YANQIAO
  • ZHOU CHUNFENG
  • TIAN QIWEI

Assignees

  • 山东建桥机械股份有限公司

Dates

Publication Date
20260508
Application Date
20250721

Claims (7)

  1. 1. The portable door hinge coaxiality detection device comprises a base (1) and adjusting seats (2) symmetrically distributed on two sides of the base (1), and is characterized in that positioning mechanisms (5) are arranged on the base (1) and the two groups of adjusting seats (2), a laser emitter (3) is fixedly arranged on the right side adjusting seat (2), a photosensitive sensor (4) is fixedly arranged on the left side adjusting seat (2), and an adjusting mechanism (6) for adjusting the interval between the two groups of adjusting seats (2) is arranged on the base (1); Positioning mechanism (5) including mount pad (501) of fixed mounting on base (1) and two sets of regulation seat (2), be equipped with carousel (502) in mount pad (501), carousel (502) are rotated with mount pad (501) through revolving rack (503) and are connected, tooth ring (504) have been cup jointed on revolving rack (503), slidable mounting has rack (505) in mount pad (501), fixed mounting has annular tooth (507) on carousel (502), be equipped with clamping bar (508) of three sets of annular distributions in mount pad (501), three sets of clamping bar (508) are all connected with carousel (502) meshing through annular tooth (507), adjustment mechanism (6) are including mounting bar (601) of fixed mounting on base (1), slidable mounting has two sets of symmetrical distribution's first telescopic link (602) in mounting bar (601), and the one end that second telescopic link (603) kept away from mounting bar (601) is respectively with corresponding regulation seat (2) fixed connection.
  2. 2. The portable door hinge coaxiality detection device according to claim 1, wherein the photosensitive sensor (4) is arranged corresponding to the laser emitter (3), and the laser emitter (3) and the photosensitive sensor (4) are located on the same axis with the center of the scattering group mounting seat (501).
  3. 3. The portable door hinge coaxiality detection device according to claim 1, wherein the rack (505) is meshed with the toothed ring (504), the air cylinder (506) is fixedly arranged in the mounting seat (501), and the rack (505) is fixedly connected with the output end of a piston rod of the air cylinder (506).
  4. 4. The portable door hinge coaxiality detection device according to claim 1, wherein a cover plate (509) is fixedly arranged on the mounting seat (501), three groups of sliding grooves (510) which are arranged corresponding to the clamping rods (508) are formed in the cover plate (509), sliding blocks (511) are fixedly arranged on the three groups of clamping rods (508), the sliding blocks (511) are arranged corresponding to the sliding grooves (510), and the clamping rods (508) are in sliding connection with the cover plate (509) through the sliding blocks (511) and the sliding grooves (510).
  5. 5. The portable door hinge coaxiality detection device according to claim 1, wherein the mounting rod (601) is rotatably provided with a two-way screw rod (604), screw pipes (606) are rotatably arranged in the two groups of first telescopic rods (602), a first bevel gear (608) is sleeved on the two-way screw rod (604), the mounting rod (601) is rotatably provided with a second bevel gear (609), and the second bevel gear (609) is meshed with the first bevel gear (608).
  6. 6. The portable door hinge coaxiality detection device according to claim 5, wherein two groups of symmetrically distributed key grooves (605) are formed in the bidirectional screw (604), two groups of symmetrically distributed key blocks (607) are arranged in the two groups of screw pipes (606), the key blocks (607) are arranged corresponding to the key grooves (605), and the screw pipes (606) are in sliding sleeve joint with the bidirectional screw (604) through the key blocks (607) and the key grooves (605).
  7. 7. The portable door hinge coaxiality detection device according to claim 5, wherein two ends of the bidirectional screw rod (604) penetrate through two groups of corresponding first telescopic rods (602) respectively and are in threaded connection with the two groups of first telescopic rods (602) respectively, and two groups of screw pipes (606) penetrate through corresponding second telescopic rods (603) respectively and are in threaded connection with the second telescopic rods (603) respectively.

Description

Portable door hinge axiality detection device Technical Field The utility model relates to the technical field of coaxiality detection, in particular to a portable door hinge coaxiality detection device. Background In the installation and maintenance process of doors and windows, furniture and industrial equipment, the coaxiality of the hinge directly influences the opening and closing smoothness and the service life of the hinge, and the traditional detection method is mostly dependent on manual visual inspection or point-by-point measurement by using tools such as calipers, dial indicators and the like, so that the efficiency is low, the precision is difficult to ensure, and particularly in high-altitude operation or narrow space, large detection equipment is difficult to carry, and reliable data cannot be provided by a simple method, so that a portable, efficient and high-precision hinge coaxiality detection device is needed to meet the field rapid detection requirement, and the dependence on the experience of operators is reduced. At present, a part of coaxiality detection device adopts a mechanical probe or optical measurement, but is usually fixed on a special platform, cannot adapt to hinges of different specifications or complex installation environments, and the prior art is mainly aimed at single hinge detection, and lacks a scheme for evaluating the synchronous coaxiality of multiple hinges such as an upper group, a middle group and a lower group, so that the device still needs to be repeatedly adjusted after installation, and has low working efficiency and low detection precision. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides a portable door hinge coaxiality detection device, which solves the problems of the background art. (II) technical scheme The portable door hinge coaxiality detection device comprises a base and adjusting seats symmetrically distributed on two sides of the base, wherein the base and the two groups of adjusting seats are respectively provided with a positioning mechanism, a laser emitter is fixedly arranged on the right side adjusting seat, a photosensitive sensor is fixedly arranged on the left side adjusting seat, and an adjusting mechanism for adjusting the interval between the two groups of adjusting seats is arranged on the base; The positioning mechanism comprises a base and two groups of mounting seats fixedly mounted on the base, a turntable is arranged in the mounting seats and is rotationally connected with the mounting seats through a rotating frame, a toothed ring is sleeved on the rotating frame, racks are slidably mounted in the mounting seats, annular teeth are fixedly mounted on the turntable, three groups of annular distributed clamping rods are arranged in the mounting seats and are engaged with the turntable through the annular teeth, the adjusting mechanism comprises a mounting rod fixedly mounted on the base, two groups of symmetrically distributed first telescopic rods are slidably mounted in the mounting rod, and second telescopic rods are slidably mounted in the two groups of first telescopic rods, and one ends of the second telescopic rods, far away from the mounting rods, are fixedly connected with the corresponding adjusting seats respectively. Preferably, the photosensitive sensor is arranged corresponding to the laser transmitter, and the laser transmitter and the photosensitive sensor are both in a unified axis with the center of the scattering group mounting seat. Preferably, the rack is meshed with the toothed ring, the air cylinder is fixedly arranged in the mounting seat, and the rack is fixedly connected with the output end of the piston rod of the air cylinder. Preferably, the mounting seat is fixedly provided with a cover plate, three groups of sliding grooves corresponding to the clamping rods are formed in the cover plate, the three groups of clamping rods are fixedly provided with sliding blocks, the sliding blocks are correspondingly arranged with the sliding grooves, and the clamping rods are in sliding connection with the cover plate through the sliding blocks and the sliding grooves. Preferably, the installation pole rotation is installed two-way screw rod, all rotates in the two sets of first telescopic links and installs the screwed pipe, has cup jointed first bevel gear on the two-way screw rod, and the installation pole rotation is installed the second bevel gear, and second bevel gear and first bevel gear meshing are connected. Preferably, two groups of key grooves which are symmetrically distributed are formed in the bidirectional screw, two groups of key blocks which are symmetrically distributed are arranged in the two groups of screw pipes, the key blocks are correspondingly arranged with the key grooves, and the screw pipes are in sliding sleeve joint with the bidirectional screw through the key blocks and the key grooves. Preferably, tw