Detection measuring tool

Abstract

The utility model discloses a detection measuring tool which comprises a ruler frame used for installation, a measuring anvil fixedly connected to the inner side of the left end of the ruler frame, a micrometric screw penetrating through the inner side of the right portion of the ruler frame, a sleeve and an inner diameter measuring rod, the sleeve is installed on the outer side of a graduated tube, and the inner side of the right end of the sleeve is fixedly connected with a fine adjustment knob. The left end of the fine tuning knob is fixedly connected with the right end of the micrometric screw, the left end of the graduated tube is fixedly connected with the upper portion of the right end of the ruler frame, the inner diameter measuring rods are installed on the inner side of the measuring anvil and the inner side of the micrometric screw respectively, connecting blocks are fixedly installed at the front ends of the inner diameter measuring rods, and the connecting blocks are connected to the interior of the sliding block. According to the detection measuring tool, the inner diameter of the gear can be simply, rapidly and directly measured, the work time is not wasted through multiple times of measurement and calculation, the disassembly and assembly process of the inner diameter measuring part and the measuring tool is simple, the measurement accuracy of the detection measuring tool is improved by using the auxiliary clamp, and the normal use of a product is prevented from being influenced by errors.

Description

Technical Field

[0001] The utility model relates to the technical field of detection measuring tools, in particular to a detection measuring tool. Background Art

[0002] After the gears are produced, in order to inspect and measure whether the products meet the production standards, they are often sampled and inspected. It is necessary to use testing tools to assist in the measurement. The commonly used one is the micrometer, also known as the micrometer, which can accurately measure the size of the gears.

[0003] However, the measuring tools currently used to measure gears have limited application scope. They cannot measure the inner diameter of the gear quickly and easily. It is necessary to measure the outer diameter and thickness of the gear and then obtain the inner diameter data based on the addition and subtraction of the values. The operation steps are complicated and time-consuming. In addition, the values ​​are prone to instability when measuring with handheld measuring tools, and accurate data cannot be obtained. Therefore, we propose a detection measuring tool to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a detection measuring tool to solve the problem that the measuring tool currently used for measuring gears has a limited scope of application, cannot measure the inner diameter of the gear quickly and conveniently, needs to measure the outer diameter and thickness of the gear and then obtain the inner diameter data based on the addition and subtraction of the values, the operation steps are complicated and time-consuming, and the values ​​are easily unstable when the handheld measuring tool is used for measurement, and accurate data cannot be obtained.

[0005] To achieve the above object, the utility model provides the following technical solutions: a measuring tool, comprising: a ruler frame for installation, a measuring anvil fixedly connected to the inner side of the left end of the ruler frame and a micrometer screw penetrating the inner side of the right part of the ruler frame;

[0006] Also includes:

[0007] A sleeve, wherein the sleeve is mounted on the outside of the graduated tube, and the inner side of the right end of the sleeve is fixedly connected to the fine-tuning knob, and the left end of the fine-tuning knob is fixedly connected to the right end of the micrometer screw, and the left end of the graduated tube is fixedly connected to the upper right end of the ruler frame;

[0008] An inner diameter measuring rod, the inner diameter measuring rod is respectively mounted on the inner sides of the measuring anvil and the micrometer screw, and a connecting block is fixedly mounted on the front end of the inner diameter measuring rod, the connecting block is connected to the inside of the sliding block, and the sliding block is mounted in a cavity opened on the inner side of the front part of the ruler frame;

[0009] A card block, wherein the card block is installed on the inner side of the connecting block, and the outer end of the card block is fixedly connected to the pull rod, and a first spring is sleeved on the outer side of the inner section of the pull rod, and an electronic display screen is fixedly installed on the upper end of the ruler frame;

[0010] The clamping plate, the front section of the clamping plate is sleeved on the outside of the threaded rod, and the lower end of the rear section of the clamping plate is fixedly connected to the clamping block, the threaded rod is installed on the front upper end of the base, and the ruler frame is fixed above the base by the clamping block.

[0011] Preferably, the positions of the micrometer screw and the measuring anvil in the horizontal direction correspond to each other, a thread groove is provided on the outer side of the right section of the micrometer screw, and the micrometer screw is rotatably connected to the inner sides of the ruler frame and the graduated tube respectively.

[0012] Preferably, a thread groove is provided on the inner side of the calibrated tube, and the micrometer screw and the calibrated tube are threadedly driven, the sleeve is rotatably connected to the outer side of the calibrated tube through a fine-tuning knob, and scales are provided on the outer side of the calibrated tube and the outer side of the left end of the sleeve.

[0013] Preferably, the inner diameter measuring rod is slidably connected in the square through grooves opened inside the anvil and the micrometer screw respectively, and the inner diameter measuring rod is symmetrically arranged along the central axis of the second spring, and the inner diameter measuring rod is slidably connected in the groove opened inside the front section of the ruler frame.

[0014] Preferably, the connecting block is snap-connected in a groove opened inside the sliding block, and the front end of the connecting block is arranged in a hemispherical structure, a square through groove is opened inside the connecting block, and the snap-connected block is snap-connected inside the connecting block.

[0015] Preferably, the rear end of the clamping block is arranged in an inclined structure, and the front end of the connecting block is slidably connected to the inclined surface of the clamping block, the clamping block and the pull rod are both slidably connected inside the sliding block, and the sliding block and the pull rod are slidably connected inside the front section of the ruler frame, and the sliding blocks are connected to each other by a second spring.

[0016] Preferably, a fixing block is fixedly mounted on the upper front end of the base, and the protrusions fixed at the left and right ends of the clamping plate are slidably connected in the inner grooves of the fixing block, and the inner side of the clamping plate is rotatably connected to the threaded rod.

[0017] Compared with the prior art, the utility model has the following beneficial effects: the detection gauge can directly measure the inner diameter of the gear simply and quickly, without the need to measure multiple times and then waste working time by calculation, and the disassembly and assembly process of the inner diameter measuring component and the gauge is simple, and the auxiliary fixture is used to improve the measurement accuracy of the detection gauge, avoiding the occurrence of errors that affect the normal use of the product;

[0018] 1. An inner diameter measuring rod, a sliding block and a second spring are provided. The inner diameter measuring rod is passed through the measuring anvil and the micrometer screw and then fixed with the sliding block. The gear is sleeved on the outer side of the rear end of the inner diameter measuring rod. Then, the inner diameter of the gear can be directly measured by starting normal measurement work. Multiple measurements and calculations are not required, which simplifies the steps required for measurement. The installation of the sliding block and the second spring improves the stability of the inner diameter measuring rod when it moves, and assists in measurement.

[0019] 2. A connecting block, a clamping block and a pull rod are provided. When installing the inner diameter measuring rod, the arc surface of the connecting block pushes the inclined surface of the clamping block, so that the clamping block and the pull rod slide outward, and then the connecting block continues to slide and pushes in combination with the elastic action of the first spring, so that the inner diameter measuring rod and the connecting block are quickly and automatically installed. The connection between the clamping block and the connecting block can be released by pulling the pull rod to realize the removal of the inner diameter measuring rod. The operation steps are simple and the connection is stable, saving time and effort;

[0020] 3. A base, a clamping plate and a clamping block are provided. The ruler frame is placed on the base, and the clamping plate is used to push the clamping block and the ruler frame to engage to complete the fixation of the ruler frame, assist the use of the measuring tool, improve the accuracy of the measuring tool during measurement, and the disassembly and assembly process is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the cross-sectional structure of the utility model from top view;

[0022] Figure 2 It is a schematic diagram of the structure of the utility model;

[0023] Figure 3 It is a schematic diagram of the side cross-sectional structure of the sliding block of the utility model;

[0024] Figure 4 It is a schematic diagram of the side cross-sectional structure of the utility model.

[0025] In the figure: 1. ruler frame; 2. measuring anvil; 3. micrometer screw; 4. fine adjustment knob; 5. sleeve; 6. graduated tube; 7. inner diameter measuring rod; 8. connecting block; 9. sliding block; 10. clamping block; 11. pull rod; 12. first spring; 13. second spring; 14. electronic display screen; 15. base; 16. fixing block; 17. clamping plate; 18. clamping block; 19. threaded rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-4 The utility model provides a technical solution: a detection measuring tool, including: a ruler frame 1, a measuring anvil 2, a micrometer screw 3, a fine adjustment knob 4, a sleeve 5, a graduated tube 6, an inner diameter measuring rod 7, a connecting block 8, a sliding block 9, a clamping block 10, a pull rod 11, a first spring 12, a second spring 13, an electronic display screen 14, a base 15, a fixing block 16, a clamping plate 17, a clamping block 18 and a threaded rod 19.

[0028] When using this test gauge, first Figure 1 , Figure 2 and Figure 3 As shown, the anvil 2 is fixedly mounted on the inner side of the left end of the ruler frame 1, and the micrometer screw 3 passes through the inner side of the right part of the ruler frame 1, the positions of the anvil 2 and the micrometer screw 3 in the horizontal direction correspond to each other, the micrometer screw 3 is rotatably connected to the inside of the ruler frame 1 and the graduated tube 6 respectively, and a fine-tuning knob 4 is fixed to the right end of the micrometer screw 3, and the fine-tuning knob 4 is fixedly connected to the inner side of the right end of the sleeve 5, the sleeve 5 is rotatably connected to the outer side of the graduated tube 6, and the left end of the graduated tube 6 is fixed to the ruler frame 1, the inner side of the graduated tube 6 and the micrometer screw 3 are transmitted by thread, and the outer side of the graduated tube 6 and the outer side of the left end of the sleeve 5 are provided with scale lines;

[0029] The gear to be measured is placed between the anvil 2 and the micrometer screw 3, and then the fine adjustment knob 4 is rotated. The fine adjustment knob 4 drives the sleeve 5 to rotate outside the graduated tube 6, and the micrometer screw 3 drives the fine adjustment knob 4 and the sleeve 5 to move toward the anvil 2. When the anvil 2 and the micrometer screw 3 are tightly attached to the outside of the gear, the fixing knob is tightened, and the outer diameter of the gear is obtained according to the data displayed on the electronic display screen 14;

[0030] The inner diameter measuring rod 7 is slidably connected in the square through grooves opened inside the measuring anvil 2 and the micrometer screw 3 respectively, and a connecting block 8 is fixedly installed at the front end of the inner diameter measuring rod 7, the inner diameter measuring rod 7 is slidably connected inside the ruler frame 1, the connecting block 8 is snap-connected in the internal groove of the sliding block 9, and the front end of the connecting block 8 is arranged in a hemispherical structure, the sliding block 9 is slidably connected in the cavity opened inside the front section of the ruler frame 1, and a second spring 13 is fixedly installed between the sliding blocks 9 and the sliding blocks 9, the clamping block 10 is snap-connected in the through groove opened inside the connecting block 8, and a pull rod 11 is fixed at the outer end of the clamping block 10, and a first spring 12 is sleeved on the outer side of the pull rod 11, the rear end of the clamping block 10 is arranged in an inclined structure, and the clamping block 10 and the pull rod 11 are both slidably connected to the inner side of the sliding block 9, and the sliding block 9 and the pull rod 11 are both slidably connected to the inner side of the ruler frame 1;

[0031] When measuring the inner diameter of the gear, the inner diameter measuring rod 7 is passed through the through grooves inside the anvil 2 and the micrometer screw 3, and then the connecting block 8 is inserted into the interior of the sliding block 9. When the arc surface of the connecting block 8 contacts the inclined surface of the block 10, the block 10 and the pull rod 11 are pushed to slide outward, and the first spring 12 is squeezed to produce elastic deformation, and the connecting block 8 continues to move forward. When the connecting block 8 slides to the end, the first spring 12 restores the elastic deformation to push the pull rod 11 and the block 10 to reset. The block 10 is engaged and connected to the inside of the connecting block 8. When the inner diameter measuring rod 7 needs to be removed, the pull rod 11 is pulled outward to move the block 10 out of the inside of the connecting block 8. The disassembly and assembly process is simple and quick, saving working time and energy. When measuring, you only need to put the gear on the outside of the inner diameter measuring rod 7 so that the inner diameter measuring rod 7 is close to the inner wall of the gear, and then observe the value of the electronic display screen 14 to obtain the data.

[0032] The base 15 is installed below the ruler frame 1, the fixing block 16 is fixedly installed on the upper side of the front end of the base 15, and the protrusions on the left and right sides of the clamping plate 17 are slidably connected to the grooves inside the fixing block 16, the inner side of the clamping plate 17 is rotatably connected to the threaded rod 19, and the clamping block 18 is fixedly installed on the lower end of the rear section of the clamping plate 17, and the clamping block 18 is engaged and connected with the ruler frame 1;

[0033] Before use, place the ruler frame 1 on the base 15, observe the position of the groove on the upper side of the front section of the ruler frame 1 and the position of the clamping block 18, rotate the threaded rod 19 to move the clamping plate 17 and the clamping block 18 downward, and use the engagement of the clamping block 18 and the ruler frame 1 to complete the fixation of the ruler frame 1 and the base 15. The disassembly and assembly process is simple and quick, which is convenient for improving the accuracy of measuring tools and reducing the occurrence of errors.

[0034] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. In addition, the directional terms such as up, down, left, right, front, and back in the text only represent their relative positions rather than absolute positions.

[0035] The standard parts used in the utility model can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the existing technology. The machinery, parts and equipment all adopt the conventional models in the existing technology, and the circuit connection adopts the conventional connection method in the existing technology, which will not be described in detail here.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A measuring tool, comprising: A ruler frame (1) for installation, a measuring anvil (2) fixedly connected to the inner side of the left end of the ruler frame (1) and a micrometer screw (3) passing through the inner side of the right part of the ruler frame (1); It is characterized by further comprising: A sleeve (5), the sleeve (5) is mounted on the outside of the graduated tube (6), the inner side of the right end of the sleeve (5) is fixedly connected to the fine adjustment knob (4), the left end of the fine adjustment knob (4) is fixedly connected to the right end of the micrometer screw (3), and the left end of the graduated tube (6) is fixedly connected to the upper right end of the ruler frame (1); An inner diameter measuring rod (7), the inner diameter measuring rod (7) being mounted on the inner sides of the measuring anvil (2) and the micrometer screw (3) respectively, and a connecting block (8) being fixedly mounted on the front end of the inner diameter measuring rod (7), the connecting block (8) being connected to the inside of a sliding block (9), and the sliding block (9) being mounted in a cavity opened on the inner side of the front of the ruler frame (1); A card block (10), wherein the card block (10) is mounted on the inner side of the connecting block (8), and the outer end of the card block (10) is fixedly connected to the pull rod (11), and a first spring (12) is sleeved on the outer side of the inner section of the pull rod (11), and an electronic display screen (14) is fixedly mounted on the upper end of the ruler frame (1); A clamping plate (17), wherein the front section of the clamping plate (17) is sleeved on the outside of the threaded rod (19), and the rear section lower end of the clamping plate (17) is fixedly connected to the clamping block (18), the threaded rod (19) is installed on the front upper end of the base (15), and the ruler frame (1) is fixed above the base (15) by the clamping block (18).

2. A measuring tool according to claim 1, characterized in that: The micrometer screw (3) and the measuring anvil (2) correspond to each other in horizontal position, a thread groove is provided on the outer side of the right section of the micrometer screw (3), and the micrometer screw (3) is rotatably connected to the inner side of the ruler frame (1) and the graduated tube (6).

3. A measuring tool according to claim 2, characterized in that: The inner side of the graduated tube (6) is provided with a thread groove, and the micrometer screw (3) and the graduated tube (6) are transmitted by a thread, the sleeve (5) is rotatably connected to the outer side of the graduated tube (6) through a fine adjustment knob (4), and the outer side of the graduated tube (6) and the outer side of the left end of the sleeve (5) are both provided with scales.

4. A measuring tool according to claim 1, characterized in that: The inner diameter measuring rod (7) is slidably connected to the square through grooves opened inside the measuring anvil (2) and the micrometer screw (3), respectively, and the inner diameter measuring rod (7) is symmetrically arranged along the central axis of the second spring (13), and the inner diameter measuring rod (7) is slidably connected to the groove opened inside the front section of the ruler frame (1).

5. A measuring tool according to claim 1, characterized in that: The connecting block (8) is snap-connected in a groove provided inside the sliding block (9), and the front end of the connecting block (8) is arranged in a hemispherical structure. A square through groove is provided inside the connecting block (8), and the clamping block (10) is snap-connected inside the connecting block (8).

6. A measuring tool according to claim 5, characterized in that: The rear end of the clamping block (10) is arranged in an inclined structure, and the front end of the connecting block (8) is slidably connected to the inclined surface of the clamping block (10), the clamping block (10) and the pull rod (11) are both slidably connected inside the sliding block (9), and the sliding block (9) and the pull rod (11) are slidably connected inside the front section of the ruler frame (1), and the sliding blocks (9) are connected to each other through a second spring (13).

7. A measuring tool according to claim 1, characterized in that: A fixing block (16) is fixedly mounted on the upper front end of the base (15), and the protrusions fixed at the left and right ends of the clamping plate (17) are slidably connected in the inner grooves of the fixing block (16), and the inner side of the clamping plate (17) is rotatably connected to the threaded rod (19).

Images