CN217019943U

CN217019943U - Sample grinding device for clamping test bar

Info

Publication number: CN217019943U
Application number: CN202220113382.9U
Authority: CN
Inventors: 赵钰涣; 计霞; 高桦; 刘慧渊; 沈于蓝; 余佩鸿; 汪承杰; 郭广浩; 肖静宇; 黄霖超
Original assignee: Falcontech Co ltd
Current assignee: Falcontech Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-07-22
Anticipated expiration: 2032-01-17

Abstract

The utility model relates to the technical field of sample grinding, in particular to a sample grinder for clamping a test bar, which comprises a sample grinder body; the hand piece is fixedly arranged at one end of the sample grinder body; the first abutting assembly is arranged on the sample grinding device body and is used for abutting the end face, opposite to the grinding face, of the test bar; the second butt joint component is arranged at one end, deviating from the handheld piece, of the sample grinding device body and is used for butting the side face of the test bar, so that the first butt joint component is matched with the test bar to clamp the test bar. The utility model can prevent the test bar from being worn askew and avoid the safety problem.

Description

Sample grinding device for clamping test bar

Technical Field

The utility model relates to the technical field of sample grinding, in particular to a sample grinder for clamping a test rod.

Background

At present, metallographic specimens are mostly square and small in size (length, width and height). Before grinding a metallographic sample, the sample needs to be embedded, so that the subsequent sample grinding is convenient. Most metallographic inlaying machines in the market use inlaying powder to inlay samples into circles of different sizes, and are matched with manual or automatic metallographic sample grinding machines for use. However, sometimes it is necessary to grind the test stick to analyze subsequent problems. At present, the sample grinding test bar is direct manual sample grinding, can't use the automatic kinetic energy of automatic metallography machine of grinding because the test bar can't inlay and the automatic metallography machine of grinding does not have the supporting mill with it and throws the dish.

The direct manual sample grinding test bar has the following defects:

(1) often, the sample grinding test bar needs to be held directly by two hands, which is easy to lead to uneven force and lead to the askew grinding of the test bar.

(2) The corners and edges of the cubic test bars are sharp, water is needed to be used for cooling in the sample grinding process, the hands are easy to slip, the test bars fly out, and the safety problem exists.

Therefore, a sample grinder for holding a test stick is required to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a sample grinder for clamping a test rod, which can prevent the test rod from being worn askew and avoid the safety problem.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a sample grinder for holding test bars, comprising:

a sample grinder body;

the hand piece is fixedly arranged at one end of the sample grinder body;

the first abutting assembly is arranged on the sample grinding device body and is used for abutting the end face, opposite to the grinding face, of the test bar;

and the second abutting assembly is arranged at one end of the sample grinding device body, which deviates from the handheld piece, and is used for abutting against the side surface of the test bar, so that the first abutting assembly is matched with the test bar to clamp the test bar.

Further, the sample grinder body comprises a first plate and a second plate which are arranged in parallel at intervals, one end of the first plate is connected with one end of the second plate through a connecting plate, and the hand piece is connected with one side, away from the first plate, of the connecting plate.

Furthermore, the handheld piece comprises a cross-shaped horizontal rod and a vertical rod, the horizontal rod is arranged on the vertical rod, and the vertical rod is connected with the connecting plate.

Further, first butt subassembly includes butt piece and mounting panel, the mounting panel sets up the first board with between the second board, one end with the first board is connected, the other end with the second board is connected, the butt piece sets up on the mounting panel, and one end is relative the mounting panel stretches out.

Furthermore, a first threaded hole is formed in the mounting plate, and the abutting piece is in threaded connection with the first threaded hole.

Furthermore, a plurality of first threaded holes are arranged on the mounting plate at intervals, and the abutting parts are arranged in a plurality and are in one-to-one correspondence with the first threaded holes.

Further, the second butt joint subassembly includes first butt joint pole and second butt joint pole, first butt joint pole with the relative interval setting of second butt joint pole, first butt joint pole sets up on the first board, second butt joint pole sets up on the second board.

Furthermore, a second threaded hole is formed in the first plate, a third threaded hole is formed in the second plate, the first butt joint rod is in threaded connection with the second threaded hole, and the second butt joint rod is in threaded connection with the third threaded hole.

Furthermore, two baffles are connected between the first plate and the second plate, the two baffles are arranged in parallel at intervals, and the test bar is positioned between the two baffles and protrudes relative to the baffles.

Further, still include the dynamometer, the dynamometer sets up on the sample grinder body, one end with sample grinder body coupling, the other end with first butt subassembly is connected.

The utility model has the beneficial effects that:

the sample grinder for clamping the test bar is characterized in that a hand piece is arranged at one end of a sample grinder body, a first abutting component and a second abutting component are arranged on the sample grinder body, the first abutting component is used for abutting against the end face, opposite to the grinding face, of the test bar, the second abutting component is used for abutting against the two opposite side faces of the test bar, and then sample grinding operation can be carried out on the test bar. At this in-process, the staff grips on the handheld piece, can effectively grip the test rod to avoid appearing the safety problem, fixed the test rod through first butt subassembly and second butt subassembly, at the in-process of grinding the appearance, guarantee that the test rod atress is even, can prevent to grind askew with the test rod.

Drawings

FIG. 1 is a schematic view of a sample grinder for holding test bars according to the present invention.

In the figure:

1. a sample grinder body; 11. a first plate; 12. a second plate; 13. a connecting plate; 14. a reinforcing plate; 15. a baffle plate; 2. a first abutment assembly; 21. an abutting member; 22. mounting a plate; 31. a first abutting rod; 32. a second butting rod; 4. a handpiece; 41. a vertical rod; 42. a horizontal bar; 5. a force gauge; 51. and (7) connecting the sheet.

Detailed Description

The technical scheme of the utility model is further explained by combining the attached drawings and the embodiment. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

In the present invention, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation that the first and second features are not in direct contact, but are in contact via another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In order to prevent the test bar from being worn askew and avoid safety problems in the process of grinding the test bar, the utility model provides a sample grinder for clamping the test bar as shown in figure 1. The sample grinder comprises a sample grinder body 1, a handheld piece 4, a first abutting assembly 2 and a second abutting assembly.

Wherein, the hand piece 4 is fixedly arranged at one end of the sample grinder body 1; the first abutting assembly 2 is arranged on the sample grinding device body 1 and is used for abutting the end face, opposite to the grinding face, of the test bar; the second butt subassembly sets up on the one end that deviates from handheld piece 4 at sample grinder body 1 for to the test bar side butt, thereby cooperate with first butt subassembly 2 and press from both sides the test bar tightly.

At the in-process of grinding the appearance to the test rod, the staff grips on hand-held piece 4, can effectively grip the test rod to avoid appearing the safety problem, it is fixed with the test rod through first butt subassembly 2 and second butt subassembly, at the in-process of grinding the appearance, guarantee that the test rod atress is even, can prevent to grind askew with the test rod.

Further, the sample grinder body 1 comprises a first plate 11 and a second plate 12 which are arranged in parallel at intervals, one end of the first plate 11 and one end of the second plate 12 are connected through a connecting plate 13, and the hand piece 4 is connected with one side, away from the first plate 11, of the connecting plate 13. In order to further improve the strength of the sample grinder body 1, a reinforcing plate 14 is provided between the first plate 11 and the second plate 12, one end of the reinforcing plate 14 is connected to the first plate 11, and the other end of the reinforcing plate 14 is connected to the second plate 12. Through the arrangement, the sample grinding device body 1 is simple in structure and convenient to process and manufacture.

Further, the hand piece 4 comprises a horizontal rod 42 and a vertical rod 41 which are in a cross shape, the horizontal rod 42 is arranged on the vertical rod 41, and the vertical rod 41 is connected with the connecting plate 13. Specifically, in the sample grinding process, when the required force is not large, the processing person can hold the vertical rod 41 with one hand, and when the required force is large, the processing person can hold the horizontal rod 42 with both hands. By the mode, the test bar is prevented from being directly held by hands, the acting force arm is increased through the handheld piece 4, the grinding process is more labor-saving, the hands of processing personnel can be far away from the grinding machine, and personal safety is guaranteed.

Further, first butt subassembly 2 includes butt 21 and mounting panel 22, and mounting panel 22 sets up between first board 11 and second board 12, and one end is connected with first board 11, and the other end is connected with second board 12, and butt 21 sets up on mounting panel 22, and one end stretches out relative mounting panel 22. The abutment member 21 supports the test stick during the sample grinding process, thereby preventing the test stick from being worn out in a wrong manner during the sample grinding process.

Furthermore, a first threaded hole is formed in the mounting plate 22, and the abutting piece 21 is in threaded connection with the first threaded hole. Specifically, in this embodiment, the abutting part 21 is a bolt, and the bolt is screwed into the first threaded hole, so that the protruding length of the abutting part 21 relative to the mounting plate 22 can be adjusted according to actual needs, and processing of test bars with different sizes can be met.

Further, a plurality of first threaded holes are arranged on the mounting plate 22 at intervals, and the abutting pieces 21 are arranged in a plurality and are in one-to-one correspondence with the first threaded holes. Through the setting, utilize a plurality of butt pieces 21 to support the test rod to guarantee to support the test rod at the in-process of grinding the appearance, prevent because the atress is uneven to lead to the test rod eccentric wear.

Further, the sample grinder still includes dynamometer 5, dynamometer 5 sets up on sample grinder body 1, and one end is connected with sample grinder body 1, and the other end is connected with first butt subassembly 2. Specifically, the plurality of the dynamometer 5 are provided and are provided in one-to-one correspondence with the abutting part 21, one end of the dynamometer 5 is connected to the reinforcing plate 14, and the other end is connected to the abutting part 21, so that in the process of abutting the test stick by using the abutting part 21, the dynamometer 5 displays the acting force, the extension length of the abutting part 21 relative to the mounting plate 22 is adjusted according to the displayed acting force, and when the acting forces displayed by the dynamometer 5 are consistent, the extension length of the abutting part 21 is consistent.

In order to facilitate the connection of the load cell 5 and the contact member 21, a connecting piece 51 is provided between the load cell 5 and the contact member 21, and one end of the connecting piece 51 is connected to the load cell 5 and the other end is connected to the contact member 21.

Furtherly, second butt subassembly includes first butt pole 31 and second butt pole 32, and first butt pole 31 sets up with second butt pole 32 relative interval, and first butt pole 31 sets up on first board 11, and second butt pole 32 sets up on second board 12. The first abutting rod 31 and the second abutting rod 32 clamp both sides of the test bar, and the test bar is positioned by being matched with the abutting piece 21.

Furthermore, a second threaded hole is formed in the first plate 11, a third threaded hole is formed in the second plate 12, the first butt rod 31 is in threaded connection with the second threaded hole, and the second butt rod 32 is in threaded connection with the third threaded hole. Through the mode, the first butting rod 31 and the second butting rod 32 can be adjusted according to actual needs, so that the needs of test bars with different sizes are met.

Further, be connected with two baffles 15 between first board 11 and the second board 12, two baffles 15 parallel interval set up, and the test bar is located between two baffles 15, and relative baffle 15 protrusion. By providing the baffle 15, the test stick can be prevented from flying out in an extreme case.

The whole using process of the sample grinder for clamping the test bar comprises the following steps:

1. the test bar is placed between the baffle plates 15 of the sample grinder, one surface to be ground is placed on a sand disc of the grinding machine, and the test bar is locked by a first butt joint rod 31 and a second butt joint rod 32 on two sides of the sample grinder.

2. After locking, the test rod is locked by the abutting part 21, so that the surface of the test rod needing to be ground is firmly attached to a sand disc of the grinding machine. At the same time the abutment member 21 via the connecting piece 51 drives the lower end of the force gauge 5, it can be read how much more or less force is used for the locking of the abutment member 21, so that the force can be adjusted appropriately.

3. The sample grinder is fixed by the hand piece 4, and the test bar can be easily ground by opening the grinder.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A sample grinder for holding test bars, comprising:

a sample grinder body (1);

the hand piece (4) is fixedly arranged at one end of the sample grinding device body (1);

the first abutting assembly (2) is arranged on the sample grinding device body (1) and is used for abutting the end face, opposite to the grinding face, of the test rod;

the second butt joint component is arranged at one end, deviating from the hand piece (4), of the sample grinding device body (1) and is used for butting against the side face of the test bar, so that the first butt joint component (2) is matched with the test bar to clamp the test bar.

2. The sample grinder for holding test rods according to claim 1, characterized in that the sample grinder body (1) comprises a first plate (11) and a second plate (12) which are arranged in parallel and spaced apart, one end of the first plate (11) and one end of the second plate (12) are connected through a connecting plate (13), and the hand piece (4) is connected with one side of the connecting plate (13) which faces away from the first plate (11).

3. A sample grinder for holding test bars according to claim 2, characterized in that the hand piece (4) comprises a horizontal bar (42) and a vertical bar (41) in the shape of a cross, the horizontal bar (42) being arranged on the vertical bar (41), and the vertical bar (41) being connected to the connecting plate (13).

4. A sample grinder for holding test rods, according to claim 2, characterized in that the first abutment assembly (2) comprises an abutment member (21) and a mounting plate (22), the mounting plate (22) being arranged between the first plate (11) and the second plate (12), one end being connected to the first plate (11) and the other end being connected to the second plate (12), the abutment member (21) being arranged on the mounting plate (22) with one end projecting relative to the mounting plate (22).

5. The sample grinder for clamping test bars as claimed in claim 4, characterized in that the mounting plate (22) is provided with a first threaded hole, and the abutting member (21) is screwed with the first threaded hole.

6. The sample grinder for clamping test bars as claimed in claim 5, wherein a plurality of the first threaded holes are arranged on the mounting plate (22) at intervals, and a plurality of the abutting pieces (21) are arranged in one-to-one correspondence with the first threaded holes.

7. A sample grinder for holding test rods, according to claim 2, characterized in that the second abutment assembly comprises a first abutment rod (31) and a second abutment rod (32), the first abutment rod (31) and the second abutment rod (32) being oppositely spaced, the first abutment rod (31) being provided on the first plate (11) and the second abutment rod (32) being provided on the second plate (12).

8. The sample grinder for clamping test bars as claimed in claim 7, wherein the first plate (11) is provided with a second threaded hole, the second plate (12) is provided with a third threaded hole, the first butt rod (31) is in threaded connection with the second threaded hole, and the second butt rod (32) is in threaded connection with the third threaded hole.

9. The sample grinder for clamping the test bar according to claim 2, wherein two baffle plates (15) are connected between the first plate (11) and the second plate (12), the two baffle plates (15) are arranged in parallel at intervals, and the test bar is positioned between the two baffle plates (15) and protrudes relative to the baffle plates (15).

10. The sample grinder for holding test bars according to claim 1, characterized by further comprising a load cell (5), wherein the load cell (5) is arranged on the sample grinder body (1), one end of the load cell is connected with the sample grinder body (1), and the other end of the load cell is connected with the first abutting component (2).