CN211669977U

CN211669977U - Automatic positioning seat switching device

Info

Publication number: CN211669977U
Application number: CN202020601066.7U
Authority: CN
Inventors: 吴玥华
Original assignee: Sanmenxia Zhongtai Meter Co ltd
Current assignee: Sanmenxia Zhongtai Meter Co ltd
Priority date: 2020-04-21
Filing date: 2020-04-21
Publication date: 2020-10-13
Anticipated expiration: 2030-04-21

Abstract

The utility model discloses a positioning seat automatic switching control equipment, include: base, servo motor, planet dish, centring means. The servo motor is fixed at the bottom of the base. The planet disk comprises a rotating base, a rotating shaft and a support, the lower end of the rotating shaft is in transmission connection with the servo motor, a plurality of supporting seats are arranged on the support in a circumferential array mode, and the supporting seats are used for installing positioning seats. The centering device comprises an air cylinder and a centering shaft, the lower end of the centering shaft is connected with the air cylinder, and the upper end of the centering shaft is provided with a conical tip. The bottom surface of the bracket is provided with an inwards concave conical surface which can be matched with the conical tip of the centering shaft. The automatic positioning seat switching device adopts the rotation of the planetary disc to switch the positioning seats with different specifications, adopts the centering device to position the planetary disc, and the conical tip at the upper end of the centering shaft is in concave-convex fit with the conical surface at the bottom of the support to limit the position of the supporting seat, so that the positioning seats are accurately positioned at a measuring station.

Description

Automatic positioning seat switching device

Technical Field

The utility model belongs to the technical field of machined part measuring equipment, in particular to positioning seat automatic switching control equipment.

Background

The brake disc is a metal disc, is made of alloy steel, is fixed on a wheel and rotates along with the wheel. When a vehicle steps on the brake in the running process, the brake calipers clamp the brake disc to play the role of speed reduction or parking. The brake disc is generally provided with a round hole, and the round hole has the functions of reducing weight and increasing friction force. The brake discs are various in types and are characterized in that the wall is thin, and the disc and the center are formed by sand cores. Different types of brake discs have differences in disc diameter, disc thickness and size of a gap between two discs, and the thickness and the height of a disc hub are different. The automobile brake disc is the key of an automobile brake system, so that the appearance quality of a product is improved, and the size precision of the product is emphasized. At present, a positioning device is needed for measuring roundness jump of a brake disc, but most of the roundness jump measuring devices can only be switched manually, automatic multi-specification switching is not available, and measuring efficiency is reduced.

Disclosure of Invention

The utility model aims at the not enough of above-mentioned prior art, provide a but positioning seat auto-switch over device of automatic switch-over specification.

For solving the above technical problem, the utility model discloses a technical scheme is:

the utility model provides a positioning seat automatic switching control equipment is applied to the brake disc measuring apparatu that beats, and this brake disc measuring apparatu that beats is fixed a position the brake disc through the positioning seat, and this positioning seat automatic switching control equipment includes: base, servo motor, planet dish, centring means.

The servo motor is fixed at the bottom of the base.

The planetary disc comprises a rotating base, a rotating shaft and a support, the rotating base is fixedly connected with the base, the upper end of the rotating shaft is fixedly connected with the center of the support, the lower end of the rotating shaft is in transmission connection with the servo motor, the support is provided with a plurality of supporting seats which are arranged in a circumferential array mode, and the supporting seats are used for installing positioning seats.

The centering device comprises an air cylinder and a centering shaft, the lower end of the centering shaft is connected with the air cylinder, and the upper end of the centering shaft is provided with a conical tip.

The bottom surface of the bracket is provided with an inwards concave conical surface which can be matched with the conical tip of the centering shaft.

Furthermore, the lower extreme of rotation axis is equipped with synchronous pulley, servo motor with synchronous pulley passes through the hold-in range and links to each other.

Further, the center of the bottom surface of the support is connected with the rotating base through a thrust bearing.

Furthermore, the number of the conical surfaces arranged on the bottom surface of the support is the same as that of the support seats, and the conical surfaces are located below the support seats.

Further, the cylinder includes cylinder body and piston rod, the cylinder body through the link with the lower terminal surface fixed connection of base, the upper end of piston rod with centering axle fixed connection.

The utility model has the advantages that: the automatic positioning seat switching device adopts the rotation of the planetary disc to switch the positioning seats with different specifications, so that the technical problem of low efficiency of replacing the positioning seat by the conventional jumping measuring instrument is solved, and the detection efficiency is further improved.

The planet disc is positioned by adopting the centering device, the conical tip at the upper end of the centering shaft is in concave-convex fit with the conical surface at the bottom of the support, the position of the supporting seat is limited, the positioning seat is accurately positioned at a measuring station, and the measuring accuracy is further ensured.

Drawings

FIG. 1 is a schematic structural view of an embodiment;

FIG. 2 is a schematic view from an opposite perspective to FIG. 1;

FIG. 3 is a schematic diagram of the embodiment after the planet disk is deleted.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

As shown in fig. 1 to 3, a positioning seat automatic switching device is applied to a brake disc runout measuring instrument, the brake disc runout measuring instrument locates a brake disc 6 through a positioning seat 5, and the positioning seat automatic switching device comprises: the device comprises a base 1, a servo motor 2, a planetary disc 3 and a centering device 4.

The servo motor 2 is fixed at the bottom of the base 1.

The planetary disc 3 comprises a rotating base 31, a rotating shaft 34 and a support 32, the rotating base 31 is fixedly connected with the base 1, the upper end of the rotating shaft 34 is fixedly connected with the center of the support 32, the lower end of the rotating shaft 34 is in transmission connection with the servo motor 2, a plurality of supporting seats 33 which are arranged in a circumferential array mode are arranged on the support 32, and the supporting seats 33 are used for installing the positioning seats 5.

The centering device 4 comprises an air cylinder 41 and a centering shaft 42, the lower end of the centering shaft 42 is connected with the air cylinder 41, and the upper end of the centering shaft 42 is provided with a conical tip 421.

The bottom surface of the support 32 is provided with an inward-concave conical surface, and the conical surface can be matched with the conical tip 421 of the centering shaft 42.

The lower end of the rotating shaft 34 is provided with a synchronous pulley 22, and the servo motor 2 is connected with the synchronous pulley 22 through a synchronous belt 21.

The center of the bottom surface of the bracket 32 is connected to the rotating base 31 through a thrust bearing 35.

The number of the conical surfaces arranged on the bottom surface of the support 32 is the same as that of the support seats 33, and the conical surfaces are positioned below the support seats 33.

The air cylinder 41 comprises a cylinder body 411 and a piston rod 412, the cylinder body 411 is fixedly connected with the lower end face of the base 1 through a connecting frame 43, and the upper end of the piston rod 412 is fixedly connected with the centering shaft 42.

When the specification of the positioning seat 5 needs to be changed, the centering shaft 42 descends, the servo motor 2 drives the planetary disc 3 to rotate through the synchronous belt 21, the positioning seats 5 with different specifications are switched, the technical problem that the efficiency of the conventional jumping measuring instrument for changing the positioning seat 5 is low is solved, and the detection efficiency is further improved.

The planetary disc 3 rotates to a specific angle, the centering shaft of the centering device 4 rises to position the planetary disc 3, the conical tip 421 at the upper end of the centering shaft 42 is in concave-convex fit with the conical surface at the bottom of the support 32 to limit the position of the support seat, so that the positioning seat 5 is accurately positioned at a measuring station, and the measuring accuracy is further ensured.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that various changes and modifications may be made without departing from the spirit and scope of the invention, all of which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents.

In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "center", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the scope of the present invention.

Claims

1. The utility model provides a positioning seat automatic switching control equipment is applied to the brake disc measuring apparatu that beats, and this brake disc measuring apparatu that beats is fixed a position the brake disc through the positioning seat, and its characterized in that, this positioning seat automatic switching control equipment includes:

a base;

the servo motor is fixed at the bottom of the base;

the planet disk comprises a rotating base, a rotating shaft and a support, wherein the rotating base is fixedly connected with the base, the upper end of the rotating shaft is fixedly connected with the center of the support, the lower end of the rotating shaft is in transmission connection with the servo motor, the support is provided with a plurality of supporting seats which are arranged in a circumferential array manner, and the supporting seats are used for installing positioning seats;

the centering device comprises an air cylinder and a centering shaft, the lower end of the centering shaft is connected with the air cylinder, and the upper end of the centering shaft is provided with a conical tip;

2. The automatic positioning seat switching device according to claim 1, wherein: the lower extreme of rotation axis is equipped with synchronous pulley, servo motor with synchronous pulley passes through the hold-in range and links to each other.

3. The automatic positioning seat switching device according to claim 1, wherein: the center of the bottom surface of the support is connected with the rotating base through a thrust bearing.

4. The automatic positioning seat switching device according to claim 1, wherein: the conical surfaces arranged on the bottom surface of the support are the same as the supporting seats in number, and the conical surfaces are located below the supporting seats.

5. The automatic positioning seat switching device according to claim 4, wherein: the cylinder comprises a cylinder body and a piston rod, the cylinder body is fixedly connected with the lower end face of the base through a connecting frame, and the upper end of the piston rod is fixedly connected with the centering shaft.