Digital display plastic nut measurer

Abstract

The utility model relates to a digital display plastic nut measurer, which comprises a ruler frame and a display module, the ruler frame is connected with the display module in a matching way, the left end of the ruler frame is provided with a V-shaped slot, one surface opposite to the V-shaped slot is provided with a measuring plate, and a ruler frame pressing plate I and a ruler frame pressing plate II are arranged in the left end of the ruler frame and correspond to the measuring plate; a slide way is arranged in the ruler frame, a main ruler is slidably connected in the slide way, a glass fixed gate is arranged in the main ruler, a steel needle is arranged on the left side face of the main ruler, the steel needle is slidably connected with the ruler frame, and the steel needle is exposed out of the V-shaped groove; the outer edge of the hand wheel is meshed with the lower end face of the main ruler; a battery assembly is arranged at the right end of the display module, a lens is arranged on the front face of the display module, a PCB is arranged in the display module, a movable grid is integrated on the PCB, and the movable grid corresponds to the lens in position. The method has the advantages of high measurement precision and no need of manual visual reading.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring instruments, in particular to a digital display plastic nut measuring instrument. Background Art

[0002] At present, when measuring the specifications of nuts, a snap gauge is used for measurement. A snap gauge is a tool for measuring threads and can also be used to measure nuts. When using a snap gauge to measure a nut, the threaded part of the snap gauge needs to be inserted into the nut first, and then the value on the snap gauge is read, which is the diameter of the nut. The snap gauge measurement method is simple and easy to implement, but the accuracy is low and it is only suitable for some occasions with low requirements. Content of the Utility Model

[0003] I. Technical Problems to be Solved

[0004] The technical problem to be solved by the utility model is that the existing nut measuring tools have low measurement accuracy and require manual visual reading when measuring the specifications of nuts.

[0005] II. Technical Solutions

[0006] To solve the above technical problems, the utility model provides the following technical solutions: a digital display plastic nut measuring instrument, including a ruler frame and a display module, the ruler frame and the display module are cooperatively connected,

[0007] A V-shaped slot is provided at the left end of the ruler frame, a measuring plate is provided on the opposite side of the V-shaped slot, and a first ruler press plate and a second ruler press plate are provided at the corresponding position inside the left end of the ruler frame;

[0008] A slideway is provided inside the ruler frame, a main ruler is slidably connected inside the slideway, a glass fixed grating is provided inside the main ruler, a steel needle is provided on the left side surface of the main ruler, the steel needle is slidably connected with the ruler frame, and the steel needle is exposed in the V-shaped slot;

[0009] A handwheel is rotatably connected to the middle section of the lower end surface of the ruler frame, and the outer edge of the handwheel meshes with the lower end surface of the main ruler;

[0010] A battery assembly is provided at the right end of the display module, a lens is provided on the front surface of the display module, a PCB board is provided inside the display module, and a moving grating is integrated on the PCB board, and the moving grating corresponds to the lens in position.

[0011] Further, the battery assembly includes a battery and a battery cover, a groove is provided at the right end of the display module, the battery is located in the groove, and the battery cover corresponds to the groove and is snap-connected to the display module.

[0012] Further, a battery sealing ring is provided between the battery cover and the battery.

[0013] Further, a scale film is provided on the front side of the glass fixed grating on the main scale.

[0014] Further, control buttons electrically connected to the PCB board are provided on the front surface of the display module.

[0015] Further, the outer edge of the handwheel is exposed from the lower end surface of the ruler frame.

[0016] Further, the ruler frame and the display module are connected by screws.

[0017] III. Beneficial Effects

[0018] The advantages of the present utility model compared with the prior art are as follows:

[0019] The measuring plate is in contact with the side surface of the nut. By rotating the handwheel, the position of the main scale is adjusted. The steel needle on the side surface of the main scale abuts against the side surface of the nut. Through the cooperation of the glass fixed grating and the moving grating, the display module accurately displays in real time, eliminating the need for manual reading, with high measurement accuracy and convenient use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 is the exploded view of the present utility model Figure 1 ;

[0021] Figure 2 is the exploded view of the present utility model Figure 2 ;

[0022] Figure 3 is the structural schematic diagram of the present utility model;

[0023] Reference numerals: 1, ruler frame; 2, display module; 3, measuring plate; 4, first ruler frame pressing plate; 5, second ruler frame pressing plate; 6, slideway; 7, main scale; 8, glass fixed grating; 9, steel needle; 10, handwheel; 11, lens; 12, battery; 13, battery cover; 14, battery sealing ring; 15, scale film; 16, control button; 17, screw. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0024] The technical solutions in the embodiments of the present utility model will be clearly and completely described below. Apparently, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0025] It should be noted that all directional indications such as up, down, left, right, front, back... in the embodiments of the present utility model are only used to explain the relative positional relationship and movement conditions between components in a specific posture as shown in the drawings. If the specific posture changes, the directional indications will also change accordingly.

[0026] In addition, in the present utility model, descriptions such as "first", "second", etc. are only for descriptive purposes and should not be construed as indicating or implying their relative importance or implicitly specifying the quantity of the indicated technical features. Thus, features defined with "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0027] In order to make the objectives, technical solutions and advantages of the present utility model more clear and understandable, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the utility model.

[0028] Now, the present utility model will be further described with reference to the accompanying drawings of the specification.

[0029] Combined with the attached Figures 1-3 , a V-shaped slot is provided at the left end of the ruler frame 1, a measuring plate 3 is provided on a surface opposite to the V-shaped slot, and a first ruler press plate 4 and a second ruler press plate 5 are provided at a position corresponding to the measuring plate 3 inside the left end of the ruler frame 1;

[0030] A slideway 6 is provided inside the ruler frame 1, a main ruler 7 is slidably connected inside the slideway 6, a glass fixed grating 8 is provided inside the main ruler 7, a steel needle 9 is provided on the left side surface of the main ruler 7, the steel needle 9 is slidably connected with the ruler frame 1, and the steel needle 9 is exposed inside the V-shaped slot;

[0031] A handwheel 10 is rotatably connected to the middle section of the lower end surface of the ruler frame 1, and the outer edge of the handwheel 10 is engaged with the lower end surface of the main ruler 7;

[0032] A battery assembly is provided at the right end of the display module 2, a lens 11 is provided on the front surface of the display module 2, a PCB board is provided inside the display module 2, a moving grating is integrated on the PCB board, and the moving grating corresponds to the position of the lens 11;

[0033] A scale film 15 is provided on the front side of the glass fixed grating 8 on the main ruler 7.

[0034] During use, the plastic nut to be detected is placed inside the V-shaped slot, the side surface of the plastic nut is attached to the measuring plate 3 on a surface opposite to the V-shaped slot, and the measuring plate 3 is positioned by the first ruler press plate 4 and the second ruler press plate 5. The handwheel 10 is rotated to drive the main ruler 7 engaged with the outer ring of the handwheel 10 to slide inside the ruler frame 1 until the steel needle 9 on the side surface of the main ruler 7 is attached to the side surface of the plastic nut. During the movement of the main ruler 7, a relative displacement is generated between the glass fixed grating 8 on the main ruler 7 and the moving grating on the PCB board, and the PCB board calculates and converts it, and finally the size of the plastic nut is displayed on the display module 2. It is convenient to use and the detection is accurate.

[0035] Embodiment 2

[0036] Combined with the attached Figures 1-3 , the battery assembly includes a battery 12 and a battery cover 13. A groove is provided at the right end of the display module 2. The battery 12 is located in the groove. The battery cover 13 corresponds to the position of the groove and is snap-connected to the display module 2. A battery seal ring 14 is provided between the battery cover 13 and the battery 12.

[0037] On the basis of Embodiment 1, the battery 12 supplies power to the measuring device. Opening the battery cover 13 enables the replacement of the battery 12. When installing the battery 12, the battery seal ring 14 positions the battery 12 well.

[0038] Combined with the attached Figures 1-3 , a control button 16 electrically connected to the PCB board is provided on the front surface of the display module 2; the outer edge of the handwheel 10 protrudes from the lower end surface of the ruler frame 1; the ruler frame 1 and the display module 2 are connected by screws 17.

[0039] The control button 16 controls the measuring device; the outer edge of the handwheel 10 protrudes from the lower end surface of the ruler frame 1, facilitating the rotation of the handwheel; the ruler frame 1 and the display module 2 are connected by screws 17, facilitating disassembly, assembly, and maintenance.

[0040] The utility model and its implementation manners have been described. Such a description is not restrictive. What is shown in the drawings is only one of the implementation manners of the utility model, and the actual structure is not limited thereto. Generally speaking, if those of ordinary skill in the art are inspired by it and, without departing from the gist of the creation of the utility model, design similar structural manners and embodiments to this technical solution without creative efforts, they shall fall within the protection scope of the utility model.

Claims

1. Digital display plastic nut measuring device, comprising a ruler frame (1) and a display module (2), the ruler frame (1) and the display module (2) being cooperatively connected, characterized in that: At the left end of the ruler frame (1), there is a V-shaped slot, on one side opposite to the V-shaped slot, there is a measuring plate (3), and at the position corresponding to the measuring plate (3) inside the left end of the ruler frame (1), there are a first ruler press plate (4) and a second ruler press plate (5); Inside the ruler frame (1), there is a slideway (6), inside the slideway (6), there is a main ruler (7) slidably connected, inside the main ruler (7), there is a glass fixed grating (8), on the left side surface of the main ruler (7), there is a steel needle (9), the steel needle (9) is slidably connected with the ruler frame (1), and the steel needle (9) is exposed inside the V-shaped slot; At the middle section of the lower end surface of the ruler frame (1), there is a handwheel (10) rotatably connected, and the outer edge of the handwheel (10) meshes with the lower end surface of the main ruler (7); At the right end of the display module (2), there is a battery assembly, on the front surface of the display module (2), there is a lens (11), inside the display module (2), there is a PCB board, and on the PCB board, there is an integrated moving grating, and the moving grating corresponds to the position of the lens (11).

2. The digital display plastic nut measuring device according to claim 1, characterized in that: The battery assembly includes a battery (12) and a battery cover (13), at the right end of the display module (2), there is a groove, the battery (12) is located inside the groove, and the battery cover (13) corresponds to the groove position and is snap-connected with the display module (2).

3. The digital display plastic nut measuring device according to claim 2, characterized in that: There is a battery sealing ring (14) between the battery cover (13) and the battery (12).

4. The digital display plastic nut measuring device according to claim 1, characterized in that: In front of the glass fixed grating (8) on the main ruler (7), there is a scale film (15).

5. The digital display plastic nut measuring device according to claim 1, characterized in that: On the front surface of the display module (2), there is a control button (16) electrically connected to the PCB board.

6. The digital display plastic nut measuring device according to claim 1, characterized in that: The outer edge of the handwheel (10) is exposed from the lower end surface of the ruler frame (1).

7. The digital display plastic nut measuring device according to claim 1, characterized in that: The ruler frame (1) and the display module (2) are connected by screws (17).

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