CN219038609U

CN219038609U - Centering device is placed to sample

Info

Publication number: CN219038609U
Application number: CN202223290597.7U
Authority: CN
Inventors: 李晓锋; 倪文啸; 薛俊峰; 王立涛; 胡曼; 王利
Original assignee: Rizhao Steel Holding Group Co Ltd
Current assignee: Rizhao Steel Holding Group Co Ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-16
Anticipated expiration: 2032-12-08

Abstract

The utility model provides a sample placement centering device, which comprises: the top surface of the anvil is provided with a fixing strip; the positioning assembly is arranged on the top surface of the anvil and used for centering and positioning a sample, the positioning assembly comprises a first threaded hole, the first threaded hole is formed in one side of the fixing strip, a first bolt is connected with the first threaded hole in a threaded mode, one end of the first bolt is provided with a positioning plate, one end of the first bolt is connected with one side of the positioning plate through a bearing, one side of the fixing strip is provided with a caliper, the sample is placed on the anvil, then the movable frame is adjusted according to the middle position of the anvil, after the position is adjusted, the first bolt is rotated to drive the positioning plate to push the sample to be centered, and then the caliper is rotated by ninety degrees, so that the impact sample of the pendulum impact blade can be effectively centered, and the impact energy of the sample is accurately measured.

Description

Centering device is placed to sample

Technical Field

The utility model relates to the field of Charpy impact tests, in particular to a sample placement centering device.

Background

The Charpy impact test is a test for determining notch sensitivity (toughness) of a metal material. Preparing a metal sample with a certain shape and size, wherein the metal sample is provided with a U-shaped notch or a V-shaped notch, the metal sample is in a simply supported beam state on a Charpy impact testing machine, a pendulum lifted by the testing machine is used for carrying out one-time impact, the sample is broken along the notch, and the absorption power of the sample is calculated by using the difference of the height of the pendulum lifted again during breaking, namely Aku and Akv. Impact tests can be performed at different temperatures. The large absorption work value (joule) indicates that the material has good toughness and is insensitive to gaps in the structure or other stress concentration conditions. Materials of important structures tend to be subjected to impact tests in recent years by using V-notch samples which more reflect notch effects.

At present, the domestic Charpy impact test is mainly to manually place a sample, manually judge whether an impact sample notch is centered with a pendulum blade, and if the sample notch is not centered with the pendulum blade, the impact test error is increased, so that the accuracy of test data cannot be ensured.

Disclosure of Invention

The utility model aims to provide a sample placement and centering device for overcoming the problems or at least partially solving the problems, so as to solve the problems that the current domestic Charpy impact test mainly manually places a sample, manually judges whether an impact sample notch is centered with a pendulum blade, and increases impact test errors and cannot guarantee the accuracy of test data if the sample notch is not centered with the pendulum blade.

In order to achieve the above purpose, the technical scheme of the utility model is specifically realized as follows:

the utility model provides a sample placement centering device, which comprises: the top surface of the anvil is provided with a fixing strip; the positioning assembly is arranged on the top surface of the anvil and used for centering and positioning a sample, the positioning assembly comprises a first threaded hole, the first threaded hole is formed in one side of the fixing strip, a first bolt is connected with the first threaded hole in a threaded mode, one end of the first bolt is provided with a positioning plate, one end of the first bolt is connected with one side of the positioning plate through a bearing, one side of the fixing strip is provided with a caliper, an outer wall surface movable sleeve of the caliper is provided with a movable frame, one side of the caliper is fixedly provided with a connecting rod, one end of the connecting rod is connected with one side of the fixing strip through a bearing, two adsorption blocks are fixedly arranged on one side of the fixing strip, and the caliper is adsorbed with one top surface of the adsorption blocks.

Through adopting above-mentioned technical scheme, through setting up the fixed strip, through installing the fixed strip on the anvil, then place the sample on the anvil, then according to the intermediate position of anvil, adjust movable frame, after the position control, rotate first bolt and drive locating plate promotion sample centering, then ninety degrees rotation slide caliper rule to the impact energy that makes the pendulum strike the cutting edge can effectively be centered, accurate measurement sample.

As a further scheme of the utility model, two positioning rods are fixedly arranged on one side of the positioning plate, two positioning holes are formed on one side of the fixing strip, and the positioning rods are movably sleeved with the inner parts of the positioning holes.

Through adopting above-mentioned technical scheme, through setting up the locating lever, establish through locating lever and the inside movable sleeve of locating hole to it is spacing to the locating plate, thereby prevent can drive the locating plate and rotate together when first bolt is rotatory, influence the promotion to the sample.

As a further scheme of the utility model, a second threaded hole is formed in the top surface of the movable frame, a second bolt is connected with the second threaded hole through internal threads, and a rubber block is fixedly arranged on the bottom surface of the second bolt.

Through adopting above-mentioned technical scheme, through setting up the second bolt, drive the laminating of the bottom surface of rubber piece and the top surface of slide caliper rule through rotatory second bolt to fix it after adjusting movable frame.

As a further scheme of the utility model, the top surface of the caliper is fixedly provided with a handle.

Through adopting above-mentioned technical scheme, through setting up the handle, can make the staff more convenient rotation slide caliper rule through the handle.

As a further scheme of the utility model, one side of the first bolt and the nut is provided with an octagonal hole, and the top surface of the second bolt is fixedly provided with a rotating block.

Through adopting above-mentioned technical scheme, through setting up octagon hole and turning block, can make better rotation first bolt of staff and second bolt through octagon hole and turning block.

As a further scheme of the utility model, the top surface of the anvil block is provided with an adsorption groove, an adsorption disc is fixedly sleeved in the adsorption groove, and a positioning strip is fixedly arranged on the bottom surface of the fixing strip.

Through adopting above-mentioned technical scheme, through setting up the locating strip, through laminating one side with locating strip and anvil, then adsorb the bottom surface of absorption disc and fixed strip to make the top surface at anvil be installed to the fixed strip.

The utility model provides a sample placement centering device, which has the beneficial effects that:

through setting up the fixed strip, through installing the fixed strip on the anvil, then place the sample on the anvil, then according to the intermediate position of anvil, adjust movable frame, after the position control, rotate first bolt and drive locating plate promotion sample centering, then ninety degrees rotation slide caliper rule to the impact energy that the messenger pendulum strikes the cutting edge can effectively be centered, accurate measurement sample.

Through setting up the locating lever, establish through locating lever and the inside movable sleeve of locating hole to it is spacing to the locating plate, thereby prevent can drive the locating plate and rotate together when first bolt is rotatory, influence the promotion to the sample, through setting up the second bolt, drive the bottom surface of rubber piece and the laminating of the top surface of slide caliper rule through rotatory second bolt, thereby fix it after adjusting movable frame.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an embodiment of the present utility model;

fig. 2 is a schematic diagram of a split structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a fixing strip according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a movable frame structure according to an embodiment of the present utility model.

In the figure: 1. an anvil block; 2. a fixing strip; 3. a positioning strip; 4. a first threaded hole; 5. a first bolt; 6. a positioning plate; 7. a caliper; 8. a connecting rod; 9. an adsorption block; 10. a movable frame; 11. a positioning rod; 12. positioning holes; 13. a second threaded hole; 14. a second bolt; 15. a grip; 16. an octagon hole; 17. a rotating block; 18. an adsorption tank; 19. an adsorption disc; 20. rubber blocks.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the sample placement centering device provided by the embodiment of the utility model comprises an anvil 1, wherein the top surface of the anvil 1 is provided with a fixing strip 2, the fixing strip 2 is made of metal materials, the top surface of the anvil 1 is provided with a positioning component for centering and positioning the sample, the positioning component comprises a first threaded hole 4, the first threaded hole 4 is formed on one side of the fixing strip 2 without repeated description of the existing structure, the first threaded hole 4 is internally connected with a first bolt 5, the first bolt 5 is formed on one side of the existing structure without repeated description of the existing structure, one end of the first bolt 5 is provided with a positioning plate 6, one end of the first bolt 5 is connected with one side of the positioning plate 6 through a bearing, one side of the fixing strip 2 is provided with a caliper 7, the outer wall surface of the caliper 7 is movably sleeved with a movable frame 10, one side of the caliper 7 is fixedly provided with a connecting rod 8, one end of the connecting rod 8 is connected with one side of the fixing strip 2 through a bearing, one side of the fixing strip 2 is fixedly provided with two adsorption blocks 9, the adsorption blocks 9 are fixedly arranged on one side of the fixing strip 2, one side of the adsorption blocks 9 is a magnet 7 is arranged on one side of the magnet material, one side of the caliper 7 is arranged on the other side of the caliper 7, the opposite side of the caliper 7 is accurately measured, and then the sample can be impacted by rotating the anvil 1 through the position of the positioning plate 1, and then the sample can be accurately placed on the anvil 1 according to the position, the sample can be adjusted by the position, and then, the sample can be impacted by the sample is accurately by the position 1.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, two locating rods 11 are fixedly installed on one side of the locating plate 6, two locating holes 12 are formed on one side of the fixing strip 2, the locating rods 11 and the inside of the locating holes 12 are movably sleeved, a second threaded hole 13 is formed in the top surface of the movable frame 10, the second threaded hole 13 is of an existing structure and is not described in detail herein, a second bolt 14 is connected with the inside threads of the second threaded hole 13, a rubber block 20 is fixedly installed on the bottom surface of the second bolt 14, a grip 15 is fixedly installed on the top surface of the caliper 7, the grip 15 is made of a metal material, a triangular hole 16 is formed on one side of the first bolt 5 and the cap, a rotating block 17 is fixedly installed on the top surface of the second bolt 14, a plurality of adsorption grooves 18 are formed in the top surface of the anvil 1, an adsorption disc 19 is fixedly sleeved on the inside of the adsorption groove 18, the bottom surface of the fixing strip 2 is fixedly installed with the locating strip 3, and the side of the anvil 1 is attached to the bottom surface of the fixing strip 2 through the setting of the locating strip 3.

Working principle: referring to fig. 1-4, in use, by setting the anvil 1, placing the fixing strip 2 on the top surface of the anvil 1, making the adsorption disc 19 adsorb to the bottom surface of the fixing strip 2, making the positioning strip 3 attach to one side of the anvil 1, at this time, pulling the movable frame 10, adjusting the movable frame 10 to a desired position, holding the rotating block 17 to rotate the second bolt 14, making the second bolt (14) drive the bottom surface of the rubber block (20) to attach to the top surface of the caliper 7, thereby fixing the movable frame 10, then placing the tool into the octagon hole 16, then rotating the first bolt 5, pushing the positioning plate 6 to push the sample under the action of the threaded connection of the first bolt 5 and the first threaded hole 4, so that the sample is effectively centered, then holding the handle 15, rotating ninety degrees, and making the handle 15 adsorb to the adsorption block 9.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims

1. A specimen placement centering device, comprising:

an anvil (1), wherein the top surface of the anvil (1) is provided with a fixing strip (2); the positioning assembly is arranged on the top surface of the anvil (1) and used for centering and positioning a sample, the positioning assembly comprises a first threaded hole (4), one side of the fixing strip (2) is provided with the first threaded hole (4), the first threaded hole (4) is internally connected with a first bolt (5), one end of the first bolt (5) is provided with a positioning plate (6), one end of the first bolt (5) is connected with one side of the positioning plate (6) through a bearing, one side of the fixing strip (2) is provided with a caliper (7), the outer wall surface of the caliper (7) is movably sleeved with a movable frame (10), one side of the caliper (7) is fixedly provided with a connecting rod (8), one end of the connecting rod (8) is connected with one side of the fixing strip (2) through a bearing, one side of the fixing strip (2) is fixedly provided with two adsorption blocks (9), and the caliper (7) is adsorbed with one top surface of the adsorption blocks (9).

2. The centering device for sample placement according to claim 1, wherein two positioning rods (11) are fixedly arranged on one side of the positioning plate (6), two positioning holes (12) are formed in one side of the fixing strip (2), and the positioning rods (11) are movably sleeved with the inner parts of the positioning holes (12).

3. The sample placement centering device according to claim 1, wherein a second threaded hole (13) is formed in the top surface of the movable frame (10), a second bolt (14) is connected to the second threaded hole (13) in a threaded manner, and a rubber block (20) is fixedly mounted on the bottom surface of the second bolt (14).

4. A sample placement centering device as claimed in claim 1, wherein the top surface of the caliper (7) is fixedly provided with a grip (15).

5. A sample placement centering device according to claim 3, characterized in that one side of the nut of the first bolt (5) is provided with an octagon hole (16), and the top surface of the second bolt (14) is fixedly provided with a rotating block (17).

6. The sample placement centering device according to claim 1, wherein an adsorption groove (18) is formed in the top surface of the anvil (1), an adsorption disc (19) is fixedly sleeved in the adsorption groove (18), and a positioning strip (3) is fixedly arranged on the bottom surface of the fixing strip (2).