CN213515328U

CN213515328U - Improved vernier caliper

Info

Publication number: CN213515328U
Application number: CN202023054351.0U
Authority: CN
Inventors: 郭辉
Original assignee: YANTAI INSTITUTE OF METROLOGY
Current assignee: YANTAI INSTITUTE OF METROLOGY
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-06-22
Anticipated expiration: 2030-12-17

Abstract

The utility model relates to a measuring equipment technical field, concretely relates to modified slide caliper, including the scale plate, the fixed cardboard of one end fixedly connected with of scale plate bottom, the bottom sliding connection of scale plate has sliding plate one. The utility model discloses in, there are two sliding plates two through top sliding connection in vernier caliper, and rotate between two sliding plates two and be connected with two-way lead screw, close being connected with two internal thread boards through revolving on two-way lead screw, and in the bottom fixedly connected with movable block of internal thread board, and the bottom of movable block is rotated and is connected with the dwang, paste the pole through flexible in two dwangs and paste each other and lean on behind the inner wall of measuring the object, observe the number of graduations of two movable blocks on the scale plate, carry out simple calculation again and just can reach the internal diameter of object, thereby can measure the internal diameter of object when vernier caliper carries out the measurement to the external diameter of object.

Description

Improved vernier caliper

Technical Field

The utility model relates to a measuring equipment technical field, concretely relates to modified slide caliper.

Background

A vernier caliper is a measuring tool for measuring length, inner diameter, outer diameter and depth. The vernier caliper consists of a main ruler and a vernier attached to the main ruler and capable of sliding. The main scale is generally in millimeter units, the vernier has 10, 20 or 50 divisions, and the vernier caliper can be divided into ten-division vernier caliper, twenty-division vernier caliper, fifty-division vernier caliper and the like according to the division, wherein the vernier is 9mm in 10 divisions, 19mm in 20 divisions and 49mm in 50 divisions. The main scale and the vernier of the vernier caliper are provided with two pairs of movable measuring claws, namely an inner measuring claw and an outer measuring claw, wherein the inner measuring claw is generally used for measuring the inner diameter, and the outer measuring claw is generally used for measuring the length and the outer diameter.

When the existing vernier caliper is used, an object can be measured through a main scale and a moving auxiliary scale, but when the vernier caliper is used for measuring the outer diameters of a cup body, a container and the like, the inner diameters of the cup body, the container and the like cannot be measured at the same time, so that specific data of one container cannot be obtained.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problem, the utility model aims to provide a modified vernier caliper, there are two sliding plates two through top sliding connection in vernier caliper, and rotate between two sliding plates and be connected with two-way lead screw, close being connected with two internal thread boards through screwing up on two-way lead screw, and in the bottom fixedly connected with movable block of internal thread board, and the bottom of movable block is rotated and is connected with the dwang, paste the backup rod through the flexible in two dwangs and paste each other and paste behind the inner wall of measuring the object, observe the number of graduations of two movable blocks on the scale board, carry out simple calculation again and just can obtain the internal diameter of object, thereby can measure the internal diameter of object when vernier caliper carries out the measurement to the external diameter of object.

The purpose of the utility model can be realized by the following technical scheme:

an improved vernier caliper comprises a scale plate, wherein one end of the bottom of the scale plate is fixedly connected with a fixed clamping plate, the bottom of the scale plate is connected with a first sliding plate in a sliding manner, one end of the bottom of the first sliding plate is fixedly connected with a sliding clamping plate, the back surface of the scale plate is provided with a limiting groove along the length direction, the top of the scale plate is connected with two second sliding plates in a sliding manner, one side wall of each of the two second sliding plates is fixedly connected with a limiting block, the limiting block is connected with the limiting groove in a sliding embedding manner, a bidirectional screw rod is rotatably connected between the two second sliding plates, one end of the bidirectional screw rod is fixedly connected with a rotating column, a twisting column is arranged on the rotating column, the other end of the bidirectional screw rod is rotatably connected with a bearing seat, the bearing seat is fixedly connected with the second sliding plates, and the outer, two the bottom fixedly connected with two symmetrical movable blocks of internal thread board, and two movable blocks and scale plate sliding connection, sliding tray one has been seted up along length direction at the scale plate back, and the movable block is connected with sliding tray one sliding embedding, two the bottom of movable block all rotates and is connected with the axis of rotation, two fixedly connected with dwang in the axis of rotation, sliding connection has flexible backup rod in the dwang, through be provided with flexible backup rod in vernier caliper, utilizes flexible backup rod and the inner wall of measuring the object to paste to can be through the distance of observing two movable blocks on the scale plate, thereby can obtain the internal diameter of object.

The optical fiber observation device is characterized in that an amplifying mirror panel is fixedly connected to one end of the top of the sliding panel, an indicating needle is fixedly connected to one end of the amplifying mirror panel, and the amplifying mirror panel is fixedly connected to the top of the sliding panel, so that data can be clearly read when observation is carried out.

The sliding plate is characterized in that the other end of the top of the sliding plate is fixedly connected with an L-shaped plate, the central position of one side wall of the L-shaped plate is connected with a locking column in a screwing mode, one end of the locking column is fixedly connected with a supporting plate, the supporting plate is abutted against the scale plate, the central position of one side wall of the L-shaped plate is connected with the locking column in a screwing mode, and the supporting plate is fixedly connected with one end of the locking column, so that the sliding clamping plate can be fixed.

Further lie in, the top fixedly connected with joint piece of amplifier mirror board, and joint piece and scale plate slip embedding are connected, it is connected with the LED fluorescent tube to rotate on two inside walls of joint piece, the top of LED fluorescent tube is provided with the board of detaining, is connected with the LED fluorescent tube through rotating on the inside wall of joint piece to when measuring at night, also can have better measuring condition.

The back surface of the scale plate is provided with a second sliding groove along the length direction, the first sliding plate is connected with the second sliding groove in a sliding embedded mode, the second sliding groove is formed in the back surface of the first sliding plate, and the first sliding plate is connected in the second sliding groove in a sliding mode, so that the position of the first sliding plate can be limited.

The measuring instrument is characterized in that the scale plate is provided with 15 long scale marks, the maximum measuring range value of the scale plate is 15 cm, and the 15 scale marks are arranged on the scale plate, and the small scale marks are arranged on two sides of the 15 scale marks, so that the data of an object can be accurately measured.

The utility model has the advantages that:

1. there are two sliding plates two through the top sliding connection at slide caliper, and rotate between two sliding plates and be connected with two-way lead screw, close being connected with two internal thread boards through revolving on two-way lead screw, and in the bottom fixedly connected with movable block of internal thread board, and the bottom of movable block rotates and is connected with the dwang, paste the pole through flexible in two dwangs and paste each other and paste behind the inner wall of measuring object, observe the scale number of two movable blocks on the scale plate, carry out simple calculation again and just can reach the internal diameter of object, thereby can measure the internal diameter of object when slide caliper carries out the measurement to the external diameter of object.

Drawings

The present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the overall side view structure of the present invention;

FIG. 3 is a schematic view of the overall front view structure of the present invention;

fig. 4 is a schematic view of the overall back structure of the present invention.

In the figure: 1. a scale plate; 2. fixing the clamping plate; 3. a first sliding plate; 4. a sliding clamping plate; 5. an amplifying mirror panel; 6. an indicator needle; 7. a clamping block; 8. an LED lamp tube; 9. an L-shaped plate; 10. a locking post; 11. a second sliding plate; 12. a bidirectional screw rod; 13. rotating the column; 14. an internally threaded plate; 15. a moving block; 16. rotating the rod; 17. a telescopic leaning rod; 18. a limiting block; 19. a rotating shaft; 20. a limiting groove; 21. a first sliding groove; 22. and a second sliding groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, an improved vernier caliper comprises a scale plate 1, a fixed clamping plate 2 is fixedly connected to one end of the bottom of the scale plate 1, a first sliding plate 3 is slidably connected to the bottom of the scale plate 1, a sliding clamping plate 4 is fixedly connected to one end of the bottom of the first sliding plate 3, a limiting groove 20 is formed in the back surface of the scale plate 1 along the length direction, two second sliding plates 11 are slidably connected to the top of the scale plate 1, a limiting block 18 is fixedly connected to one side wall of each of the two second sliding plates 11, the limiting block 18 is slidably embedded in the limiting groove 20, a bidirectional screw 12 is rotatably connected between the two second sliding plates 11, a rotating column 13 is fixedly connected to one end of the bidirectional screw 12, a twisting column is arranged on the rotating column 13, a bearing seat is rotatably connected to the other end of the bidirectional screw 12, the bearing seat is fixedly connected to the second sliding plates 11, two inner threaded plates 14 are rotatably connected, two symmetrical movable blocks 15 of bottom fixedly connected with of two internal thread boards 14, and two movable blocks 15 and scale plate 1 sliding connection, sliding tray 21 has been seted up along length direction at the scale plate 1 back, and movable block 15 is connected with sliding tray 21 sliding embedding, the bottom of two movable blocks 15 is all rotated and is connected with axis of rotation 19, fixedly connected with dwang 16 on two axis of rotation 19, sliding connection has flexible backup rod 17 in the dwang 16, through be provided with flexible backup rod 17 on vernier caliper, utilize flexible backup rod 17 to paste with the inner wall of measuring object and lean on, thereby can be through the distance of observing two movable blocks 15 on the scale plate 1, thereby can obtain the internal diameter of object.

One end fixedly connected with magnifying glass panel 5 at sliding plate 3 top, the one end fixedly connected with pointer 6 of magnifying glass panel 5 through in sliding plate 3 top fixedly connected with magnifying mirror panel 5 to the clear data of reading out of ability when surveing.

The other end of the top of the first sliding plate 3 is fixedly connected with an L-shaped plate 9, a locking column 10 is screwed and connected at the central position of one side wall of the L-shaped plate 9, one end of the locking column 10 is fixedly connected with a supporting plate, the supporting plate is abutted against the scale plate 1, the locking column 10 is screwed and connected at the central position of one side wall of the L-shaped plate 9, and the supporting plate is fixedly connected at one end of the locking column 10, so that the sliding clamping plate 4 can be fixed; the top fixedly connected with joint piece 7 of amplifier mirror panel 5, and joint piece 7 is connected with the 1 slip embedding of scale plate, rotates on two inside walls of joint piece 7 and is connected with LED fluorescent tube 8, and the top of LED fluorescent tube 8 is provided with the board of detaining, is connected with LED fluorescent tube 8 through rotating on the inside wall of joint piece 7 to when measuring at night, also can have better measuring condition.

The back of the scale plate 1 is provided with a second sliding groove 22 along the length direction, the first sliding plate 3 is connected with the second sliding groove 22 in a sliding embedding manner, the second sliding groove 22 is formed in the back of the first sliding plate 3, and the first sliding plate 3 is connected in the second sliding groove 22 in a sliding manner, so that the position of the first sliding plate 3 can be limited.

The scale plate 1 is provided with 15 long scale marks, the maximum measurement range value of the scale plate 1 is 15 cm, 15 scale marks are arranged on the scale plate 1, and small scale marks are arranged on two sides of the 15 scale marks, so that data of an object can be accurately measured.

The working principle is as follows: when the device is used, when the inner diameter and the outer diameter of an object need to be measured simultaneously, the two rotating rods 16 need to be rotated firstly to be in a vertical state, then the two telescopic abutting rods 17 are inserted into the measuring object, the inner wall of the measuring object is clamped through the fixed clamping plate 2 and the sliding clamping plate 4, then the locking column 10 is rotated, so that the abutting plate at one end of the locking column 10 can abut against the scale plate 1, thereby fixing the vernier caliper on the measuring object, then the rotating column 13 is twisted to drive the bidirectional screw rod 12 to rotate, thereby driving the two internal thread plates 14 to move towards two sides and driving the two rotating rods 16 to move, when the two telescopic leaning rods 17 lean against the inner wall of the object to be measured, the scale values on the two moving blocks 15 on the scale plate 1 are observed, and then the inner diameter of the object to be measured can be obtained after simple calculation, therefore, the vernier caliper can measure the outer diameter of the object and the inner diameter of the object at the same time.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. An improved vernier caliper comprises a scale plate (1) and is characterized in that one end of the bottom of the scale plate (1) is fixedly connected with a fixed clamping plate (2), the bottom of the scale plate (1) is connected with a first sliding plate (3) in a sliding manner, one end of the bottom of the first sliding plate (3) is fixedly connected with a sliding clamping plate (4), the back of the scale plate (1) is provided with a limiting groove (20) along the length direction, the top of the scale plate (1) is connected with two second sliding plates (11) in a sliding manner, one side wall of each of the two second sliding plates (11) is fixedly connected with a limiting block (18), the limiting blocks (18) are connected with the limiting groove (20) in a sliding and embedding manner, a bidirectional screw rod (12) is rotatably connected between the two second sliding plates (11), one end of the bidirectional screw rod (12) is fixedly connected with a rotating column (13), and the rotating column (, the other end of the bidirectional screw rod (12) is rotatably connected with a bearing seat, the bearing seat is fixedly connected with a second sliding plate (11), the outer wall of the bidirectional screw rod (12) is symmetrically and rotatably connected with two inner threaded plates (14) about a vertical central plane of the bidirectional screw rod, the bottom of each inner threaded plate (14) is fixedly connected with two symmetrical moving blocks (15), the two moving blocks (15) are slidably connected with the scale plate (1), the back of the scale plate (1) is provided with a first sliding groove (21) along the length direction, the moving blocks (15) are slidably embedded and connected with the first sliding groove (21), the bottom of each moving block (15) is rotatably connected with a rotating shaft (19), the rotating shaft (19) is fixedly connected with a rotating rod (16), and a telescopic leaning rod (17) is slidably connected in the rotating rod (16).

2. The improved vernier caliper according to claim 1, wherein an amplifying mirror panel (5) is fixedly connected to one end of the top of the sliding plate one (3), and an indicating needle (6) is fixedly connected to one end of the amplifying mirror panel (5).

3. The improved vernier caliper according to claim 1, wherein the other end of the top of the first sliding plate (3) is fixedly connected with an L-shaped plate (9), a locking column (10) is screwed and connected to the center of one side wall of the L-shaped plate (9), one end of the locking column (10) is fixedly connected with a supporting plate, and the supporting plate is abutted against the scale plate (1).

4. The improved vernier caliper as claimed in claim 2, wherein a clamping block (7) is fixedly connected to the top of the amplifying mirror panel (5), the clamping block (7) is connected with the scale plate (1) in a sliding embedded manner, the two inner side walls of the clamping block (7) are rotatably connected with the LED lamp (8), and the top of the LED lamp (8) is provided with a locking plate.

5. The improved vernier caliper according to claim 1, wherein the back surface of the scale plate (1) is provided with a second sliding groove (22) along the length direction, and the first sliding plate (3) is connected with the second sliding groove (22) in a sliding embedded manner.

6. An improved vernier caliper according to claim 1, wherein said scale plate (1) has 15 long scale lines, and the maximum measurement range value of said scale plate (1) is 15 cm.