Simple curved surface measuring device

Abstract

A simple curved surface measuring device comprises an outer frame, a restraint plate and a plurality of measuring rods. The restraining plate comprises a plurality of restraining holes and a plurality of elastic pressing pieces. The restraint plate is arranged in the outer frame; the multiple restraining holes are formed in the restraining plate at equal intervals and penetrate through the two sides of the restraining plate. The elastic pressing sheet is arranged on one side corresponding to the restraining hole; and the plurality of measuring rods penetrate through the corresponding constraint holes. The problems that an existing instrument for measuring the curved surface is too high in cost, and a common tool cannot conduct visual measurement are solved.

Description

Technical Field

[0001] The utility model relates to the field of measuring devices, in particular to a simple device for measuring curved surfaces. Background Art

[0002] At present, it is difficult to manufacture curved parts, and it is also difficult to measure their curvature. Downstream assembly manufacturers need a device that can simply measure the curvature of the surface to preliminarily analyze whether the curved parts meet the requirements. However, the existing three-coordinate measuring instruments and laser rangefinders for measuring curved surfaces are too expensive and have a certain learning cost; general tools cannot measure the surface intuitively. Therefore, a simple device is needed to simply measure and analyze the surface. Utility Model Content

[0003] The utility model aims to provide a simple curved surface measuring device, which solves the problem that the existing curved surface measuring equipment has high cost and general tools cannot measure intuitively.

[0004] The embodiments of the present invention are implemented by the following technical solutions:

[0005] A simple device for measuring a curved surface, comprising:

[0006] Frame;

[0007] A constraint plate, comprising a plurality of constraint holes and a plurality of elastic pressing plates; the constraint plate is arranged in the outer frame; a plurality of the constraint holes are equidistantly arranged on the constraint plate and pass through both sides thereof; the elastic pressing plate is arranged on one side corresponding to the constraint hole;

[0008] A plurality of measuring rods are provided, wherein the measuring rods pass through the corresponding constraint holes.

[0009] It also includes a lifting device and a rotating disk; the rotating end of the rotating disk is connected to the outer frame; and the movable end of the lifting device is connected to the fixed end of the rotating disk.

[0010] It also includes a plurality of special measuring rods; the special measuring rods are equidistantly arranged in a plurality of the constraint holes; the ratio of the number of the special measuring rods to the number of the measuring rods is 1:30.

[0011] The surface of the special measuring stick is coated with a color different from that of the measuring stick.

[0012] The surface of the special measuring rod is provided with scales.

[0013] The lifting device is an electric lifting rod.

[0014] The technical solution of the embodiment of the utility model has at least the following advantages and beneficial effects:

[0015] The utility model provides a simple device for measuring curved surfaces. A plurality of measuring rods are arranged at equal intervals on one side of an outer frame, and one side of the measuring rods is directly contacted with the curved surface, and then the contacted measuring rods are displaced, so as to observe the displacement of the protruding measuring rods on the other side of the outer frame, and the data of the curved surface can be preliminarily analyzed intuitively, and the specific displacement of the special measuring rods distributed in various places can be measured, which can further reflect the curvature of the curved surface. The device has a simple structure and is easy to operate, and solves the problem that the existing instruments for measuring curved surfaces are too expensive and general tools cannot be used for intuitive measurement. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a partial cross-sectional schematic diagram of the utility model;

[0018] Figure 3 Yes Figure 2 Enlarged view of point A in the middle;

[0019] Figure 4 It is a schematic diagram of the structure of a special measuring rod.

[0020] In the figure, 1-outer frame, 101-constraint plate, 102-constraint hole, 103-elastic pressing piece, 2-measuring rod, 201-scale, 3-electric telescopic rod, 301-mounting block, 4-rotating disk, 5-bottom plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Generally, the components of the embodiments of the present invention described and shown in the drawings here can be arranged and designed in various different configurations.

[0022] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] like Figure 1-4As shown, a simple device for measuring a curved surface comprises an outer frame 1, two constraint plates 101, a plurality of measuring rods 2, two electric lifting rods, a rotating disk 4 and a bottom plate 5; the outer frame 1 is a square frame; the two constraint plates 101 are respectively arranged on both sides of the opening of the outer frame 1, and a gap is left between the two constraint plates 101; the constraint plates 101 are equidistantly provided with a plurality of constraint holes 102, which pass through both sides of the constraint plates 101; a plurality of measuring rods 2 pass through the corresponding plurality of constraint holes 102 respectively; the two electric lifting rods are respectively vertically arranged on the bottom plate 5 and are located on both sides of the frame body of the outer frame 1; the fixed end of the electric lifting rod is arranged on the bottom plate 5, and a mounting block 301 is also arranged on the movable end thereof; the rotating end of the rotating disk 4 is connected to both sides of the frame body of the outer frame 1, and the fixed end thereof is connected to the mounting block 301;

[0024] like Figure 2 and 3 As shown, the constraint plate 101 is also provided with a plurality of elastic pressing sheets 103; one end of the elastic pressing sheet 103 is provided between two adjacent constraint holes 102, and the other end is fitted on the measuring rod 2 inserted into the constraint hole 102 to press it and prevent it from sliding;

[0025] like Figure 1 and 4 As shown, a plurality of special measuring rods 2 are provided; the special measuring rods 2 are equidistantly arranged in a plurality of the constraint holes 102; the number ratio of the special measuring rods 2 to the measuring rods 2 is 1:30, and the surface thereof is coated with a color different from that of the measuring rods 2, and a scale 201 is provided on the side starting from one end.

[0026] The working principle of this embodiment is:

[0027] The utility model discloses a simple device for measuring a curved surface. When measuring a curved surface, firstly, one end of a measuring rod 2 located on one side of an outer frame 1 is flattened as a whole, and then the other side of the measuring rod 2 is directly contacted with the curved surface to be measured, and then the contacted measuring rod 2 is displaced, so as to observe the displacement of the protruding measuring rod 2 on the other side of the outer frame 1, so as to intuitively and preliminarily analyze the data of the curved surface to be measured, and to measure the specific displacement of the special measuring rods 2 distributed in various places extending out of the outer frame 1, so as to further reflect the curvature of the curved surface.

[0028] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be modified and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A simple device for measuring a curved surface, characterized in that: include: Frame; A constraint plate, comprising a plurality of constraint holes and a plurality of elastic pressing plates; the constraint plate is arranged in the outer frame; a plurality of the constraint holes are equidistantly arranged on the constraint plate and pass through both sides thereof; the elastic pressing plate is arranged on one side corresponding to the constraint hole; A plurality of measuring rods are provided, wherein the measuring rods pass through the corresponding constraint holes.

2. A simple device for measuring curved surfaces according to claim 1, characterized in that: It also includes a lifting device and a rotating disk; the rotating end of the rotating disk is connected to the outer frame; and the movable end of the lifting device is connected to the fixed end of the rotating disk.

3. A simple device for measuring curved surfaces according to claim 1, characterized in that: It also includes a plurality of special measuring rods; the special measuring rods are equidistantly arranged in a plurality of the constraint holes; the ratio of the number of the special measuring rods to the number of the measuring rods is 1:

30.

4. A simple device for measuring curved surfaces according to claim 3, characterized in that: The surface of the special measuring stick is coated with a color different from that of the measuring stick.

5. A simple device for measuring curved surfaces according to claim 4, characterized in that: The surface of the special measuring rod is provided with scales.

6. A simple device for measuring curved surfaces according to claim 2, characterized in that: The lifting device is an electric lifting rod.

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