CN206848096U - A kind of transfer head, indenter device and Brinell hardness tester - Google Patents

Abstract

The utility model provides a conversion indenter, an indenter device and a Brinell hardness tester, and relates to the technical field of test equipment. A conversion indenter, comprising a connecting plate, a first connecting rod and a plurality of indenter parts, the first connecting rod is connected to the connecting plate, a plurality of indenter parts are connected to the connecting plate, and each indenter part Both ends protrude from the connecting plate. An indenter device includes the conversion indenter described above. A Brinell hardness tester includes the above indenter device. The converted indenter, the indenter device and the Brinell hardness tester are easy to use and have high working efficiency.

Description

A conversion indenter, indenter device and Brinell hardness tester

technical field

The utility model relates to the technical field of test equipment, in particular to a conversion indenter, an indenter device and a Brinell hardness tester.

Background technique

The Brinell hardness test method is one of the most widely used hardness test methods for metal materials. Because the ball indenter with a larger diameter can press out a larger indentation without being affected by the internal crystal structure of the metal, the test hardness is stable and the accuracy is high, and the requirements for the surface of the part are wider than other hardness test methods. Very popular with users.

The indenter is an important part of the Brinell hardness tester. Different sizes of indenters are used to test materials with different hardness ranges, thicknesses and test areas. The equipment of the Brinell hardness tester in the prior art cannot meet the user's requirements for hardness testing of different metal materials at the same time.

Utility model content

The first purpose of the present utility model is to provide a conversion indenter, aiming at improving the problem of inconvenient use of a single indenter.

The second purpose of the present utility model is to provide an indenter device, aiming at improving the problem of inconvenient use of a single indenter.

The third purpose of the present invention is to provide a Brinell hardness tester, aiming at improving the inconvenience of using the Brinell hardness tester when measuring the hardness of different materials.

The utility model is achieved in that:

A conversion head comprising:

connecting plate,

the first connecting rod, the first connecting rod is connected to the connecting plate,

A plurality of indenters are connected to the connection plate, and both ends of each indenter protrude from the connection plate.

Further, in a preferred embodiment of the present invention, a connecting portion is provided on the edge of the connecting plate, and the first connecting rod is connected to the connecting portion.

Further, in a preferred embodiment of the present invention, the pressing head part includes a contact head and a connecting head connected to each other, and the connecting head is connected to the connecting plate.

Further, in a preferred embodiment of the present invention, the connecting plate has a first surface and a second surface, and the connecting plate is in an arc-shaped structure protruding from the first surface to the second surface, and the connecting rod and the first surface connect.

An indenter device includes the conversion indenter described above.

Furthermore, in a preferred embodiment of the present invention, the indenter device further includes a sleeve, and the sleeve is detachably connected to the indenter part.

A Brinell hardness tester includes the above-mentioned indenter device.

Further, in a preferred embodiment of the present invention, the Brinell hardness tester further includes a body, the body includes a second connecting rod, and the second connecting rod is hinged to the first connecting rod.

Furthermore, in a preferred embodiment of the present utility model, the first connecting rod is provided with a first through hole through which the screw passes, and the second connecting rod is provided with a second through hole matched with the first through hole.

Further, in a preferred embodiment of the present invention, the second connecting rod includes a first rod body and a second rod body connected to each other, the first rod body is hinged to the first connecting rod, and the second rod body is a telescopic rod with a cavity , The cavity cooperates with the pressure head part.

The beneficial effects of the utility model are:

A conversion indenter, comprising a connecting plate, a first connecting rod and a plurality of indenter parts, the first connecting rod is connected to the connecting plate, a plurality of indenter parts are connected to the connecting plate, and each indenter part Both ends protrude from the connecting plate. The conversion indenter can realize fast and convenient exchange of suitable indenter parts for the Brinell hardness tester by converting different indenter parts, and has high working efficiency.

An indenter device includes the conversion indenter described above. The conversion pressure head is convenient to use and has high working efficiency.

A Brinell hardness tester includes the above-mentioned indenter device. The Brinell hardness tester is convenient for measuring samples with different hardness, and has high working efficiency.

Description of drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following drawings will be briefly introduced in the embodiments. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained according to these drawings without creative work.

Fig. 1 is the schematic diagram of the conversion pressure head that the utility model embodiment 1 provides;

Fig. 2 is a schematic diagram of the indenter device provided by Embodiment 1 of the present utility model;

Fig. 3 is the schematic diagram of the Brinell hardness tester provided by the utility model embodiment 1;

Fig. 4 is a schematic diagram of the Brinell hardness tester provided by Embodiment 2 of the present invention.

Icon: 100-transformation pressure head; 110-first connecting rod; 111-first through hole; 120-connection plate; 121-first surface; 122-second surface; 130-pressure head part; 131-contact head ; 132-connecting head; 200-pressure head device; 210-sleeve; 300-Brinell hardness tester; 310-body; 320-second connecting rod; 321-first rod body;

detailed description

In order to make the purposes, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments described above are some of the embodiments of the present utility model, but not all of them. Based on the implementation manners in the present utility model, all other implementation manners obtained by those skilled in the art without making creative efforts belong to the scope of protection of the present utility model. Therefore, the following detailed description of the embodiments of the invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the invention. Based on the implementation manners in the present utility model, all other implementation manners obtained by those skilled in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "middle", "length", "width", "upper" and "lower" are based on the orientation or position shown in the drawings The relationship is only for the convenience of describing the utility model and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be construed as a limitation of the utility model.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, a feature defined as "first" and "second" may explicitly or implicitly include one or more of these features. In the description of the present utility model, "plurality" means two or more, unless otherwise specifically defined.

In the present utility model, unless otherwise clearly specified and limited, terms such as "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral body; it can be A mechanical connection can also be an electrical connection; it can be a direct connection or an indirect connection through an intermediary, and it can be an internal communication between two components or an interaction relationship between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In the present invention, unless otherwise clearly specified and limited, a first feature being "on" or "below" a second feature may include direct contact between the first and second features, and may also include the first and second features being in direct contact with each other. The features are not in direct contact but through another feature between them. Moreover, "above", "above" and "above" the first feature on the second feature include that the first feature is directly above and obliquely above the second feature, or simply means that the first feature is horizontally higher than the second feature. "Below", "beneath" and "under" the first feature to the second feature include that the first feature is directly below and obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Example 1

Please refer to FIG. 1 , this embodiment provides a conversion pressure head 100 .

As shown in FIG. 1 , the conversion indenter 100 includes a connecting plate 120 , a first connecting rod 110 and a plurality of indenter parts 130 . The first connecting rod 110 is connected to the connecting plate 120 .

A plurality of indenters 130 are connected to the connecting plate 120 , and both ends of each indenter 130 protrude from the connecting plate 120 . It can be understood that the two ends of each pressure head part 130 are located outside the connecting plate 120 .

Compared with general devices, the conversion indenter 100 has a plurality of indenter parts 130, and by converting different indenter parts 130, the Brinell hardness tester 300 can be quickly and conveniently exchanged for a suitable indenter part 130, working efficient. At the same time, multiple indenters 130 are arranged on one connecting plate 120, which is convenient for storage and storage.

In this embodiment, the position of the connection point of the first connecting rod 110 and the connecting plate 120 is not limited. Preferably, the edge of the connecting plate 120 is provided with a connecting portion, and the first connecting rod 110 is connected to the connecting portion. That is, the first connecting rod 110 is connected to an edge position of the connecting plate 120 . That is, the first connecting rod 110 is spaced apart from the ram member 130 . The advantage of such setting is that the first connecting rod 110 will not hinder the work of the pressing head part 130 .

Further, the first connecting rod 110 is disposed in the middle of the edge of the connecting plate 120 along the length direction. This is beneficial to ensure that the center of gravity of the entire converting head 100 is stable.

It should be noted that the size of the multiple indenters 130 is not limited, and may be determined according to specific circumstances in actual production. In order to ensure that the conversion indenter 100 is suitable for testing with different hardnesses, preferably, the multiple indenters The dimensions of piece 130 vary.

The relative positions of the plurality of indenters 130 on the connecting plate 120 are not limited. Preferably, the plurality of indenters 130 are arranged along the length direction of the connecting plate 120, and the plurality of indenters 130 are located opposite to the connecting plate 120. The positions are collinear. In this way, different indenter components 130 can be switched quickly, and the working efficiency of the indenter 100 can be improved.

The indenter part 130 includes a contact head 131 and a connection head 132 connected to each other. The connection head 132 is connected to the connection board 120 . The shapes of the connection head 132 and the contact head 131 are not limited. In this embodiment, the connection head 132 is cylindrical. The connection head 132 is connected to the two circular bottom surfaces of the contact head 131 .

Specifically, this embodiment illustrates a processing method of the indenter part 130 and the connecting plate 120 in actual production. The pressure head part 130 with the contact head 131 and the connection head 132 is processed and ready for use, and then according to the diameter of the connection head 132, holes are punched on the corresponding position of the connection plate 120 so as to effectively install the connection head 132. Then, the connecting head 132 is passed through the hole so that both ends of the connecting head 132 protrude from the connecting plate 120, and finally bonding, welding, etc. It is integrated with the connecting plate 120 .

The connecting plate 120 has a first surface 121 and a second surface 122 , and the connecting plate 120 is in an arc shape protruding from the first surface 121 to the second surface 122 , and the connecting rod is connected to the first surface 121 .

The connecting plate 120 has an arc-shaped structure, which can effectively control the height of the indenter components 130 located on the inner and outer sides of the connecting plate 120 when transforming the components of the indenter 100 . In other implementations, the connecting plate 120 may also be a flat structure.

As shown in FIG. 2 , this embodiment also provides an indenter device 200 , including the conversion indenter 100 described above.

Further, the indenter device 200 further includes a sleeve 210 , and the sleeve 210 is detachably connected with the indenter part 130 . At this time, since both ends of the pressing head part 130 protrude from the connecting plate 120 , the sleeve 210 can be directly sleeved on the cylindrical end of the connecting head 132 .

As shown in FIG. 3 , this embodiment also provides a Brinell hardness tester 300 including the above-mentioned indenter device 200 .

The Brinell hardness tester 300 further includes a body 310 , the body 310 includes a second connecting rod 320 , and the second connecting rod 320 is hinged to the first connecting rod 110 .

Specifically, the first connecting rod 110 is provided with a first through hole 111 through which a screw passes, and the second connecting rod 320 is provided with a second through hole (not shown) matched with the first through hole 111 . After the screws pass through the first through hole 111 and the second through hole respectively, the first connecting rod 110 and the second connecting rod 320 are hinged, so that the first connecting rod 110 can swing relative to the second connecting rod 320 .

Further, the pressing head part 130 and the second connecting rod 320 are sleeved on opposite ends of the sleeve 210 respectively, so that the second connecting rod 320 , the sleeve 210 and the pressing head part 130 are coaxial.

The working principle of the Brinell hardness tester 300 provided in this embodiment is: by converting different indenter parts 130 , the Brinell hardness tester 300 can conveniently measure materials with different hardness.

The installation and use operations of the Brinell hardness tester 300 provided in this embodiment are as follows:

The first step is to set the sleeve 210 on the second connecting rod 320;

In the second step, the first connecting rod 110 and the second connecting rod 320 are hinged by screws;

In the third step, the sleeve 210 is sleeved on the connecting head 132 . At this time, the second connecting rod 320 , the sleeve 210 , and one of the pressure head parts 130 are coaxial. After installation, the hardness test can be carried out.

After measuring one sample, another reasonable indenter part 130 can be selected according to the next sample. The fourth step is to move the sleeve 210 upward along the second connecting rod 320 to separate the sleeve 210 from the connecting head 132;

The fifth step is to swing and transform the indenter 100 so that the appropriate indenter part 130 is coaxial with the sleeve 210 , and finally the sleeve 210 is sleeved on the appropriate indenter part 130 . At this time, it is realized that the Brinell hardness tester 300 is suitable for measuring samples with different hardness, and the operation is convenient and simple.

It should be noted that the sizes of the second connecting rod 320 , the sleeve 210 and the connecting head 132 are compatible.

Further, the second connecting rod 320 includes a first rod body 321 and a second rod body 322 connected to each other, and the second rod body 322 is close to the measuring surface. Specifically, the first rod body 321 is hinged to the first connecting rod 110 , and the sleeve 210 is sheathed on the second rod body 322 .

In order to facilitate the movement of the sleeve 210 on the second connecting rod 320 , preferably, the diameter of the first rod body 321 is greater than or equal to the diameter of the second rod body 322 .

Example 2

This embodiment provides a conversion indenter 100, an indenter device 200, and a Brinell hardness tester 300. Its realization principle and technical effect are the same as those in Embodiment 1. For a brief description, this embodiment does not mention and point out. Refer to the corresponding content of Example 1.

The Brinell hardness tester 300 obtained through the above design can basically achieve the effect of conveniently measuring materials with different hardness, but in line with the purpose of further improving its functions, the designer has further improved the Brinell hardness tester 300.

Different from Embodiment 1, as shown in FIG. 4 , the Brinell hardness tester 300 does not need the sleeve 210 to realize the normal operation of the conversion indenter 100 .

Specifically, the second connecting rod 320 includes a first rod body 321 and a second rod body 322, the first rod body 321 is hinged to the first connecting rod 110, the second rod body 322 is a telescopic rod with a cavity, and the cavity and the pressure head part 130 fits.

When transforming the parts of the indenter 100, the connecting head 132 is directly inserted into the cavity so that the second connecting rod 320 and the indenter part 130 are coaxial.

In summary, the conversion indenter 100, indenter device 200 and Brinell hardness tester 300 provided in this embodiment have at least the following advantages:

1. Directly convert different indenter parts 130 to quickly and conveniently exchange suitable indenter parts 130, with high work efficiency and meeting the needs of measuring samples with different hardness.

2. It can ensure that the second connecting rod 320 and the pressure head part 130 are coaxial, and the measurement structure is accurate.

3. Easy to assemble, easy to store, transport and maintain.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model can have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. A kind of 1. transfer head, it is characterised in that including：

   Connecting plate,

   Head rod, the head rod connect with the connecting plate,

   Multiple pressuring head parts, the multiple pressuring head part are connected to the connecting plate, and the both ends of each pressuring head part Protrude from the connecting plate.
2. 2. transfer head according to claim 1, it is characterised in that the edge of the connecting plate is provided with connecting portion, described Head rod is connected with the connecting portion.
3. 3. transfer head according to claim 1, it is characterised in that the pressuring head part includes the contact head being connected with each other And connector, the connector are connected to the connecting plate.
4. 4. transfer head according to claim 3, it is characterised in that the connecting plate has first surface and the second table Face, and the connecting plate is in arcuate structure from the first surface to the second surface that protruded from, the connecting rod with it is described First surface connects.
5. 5. a kind of indenter device, it is characterised in that including the transfer head described in claim any one of 1-4.
6. 6. indenter device according to claim 5, it is characterised in that the indenter device also includes sleeve, the sleeve It is detachably connected with the pressuring head part.
7. 7. a kind of Brinell hardness tester, it is characterised in that including the indenter device described in body, claim any one of 5-6.
8. 8. Brinell hardness tester according to claim 7, it is characterised in that the Brinell hardness tester also includes body, described Body includes the second connecting rod, and second connecting rod is hinged with the head rod.
9. 9. Brinell hardness tester according to claim 8, it is characterised in that the head rod is provided with what is passed through for screw First through hole, second connecting rod are provided with the second through hole coordinated with the first through hole.
10. 10. Brinell hardness tester according to claim 8, it is characterised in that second connecting rod includes what is be connected with each other First body of rod and second body of rod, first body of rod are hinged with the head rod, and second body of rod is with cavity Expansion link, the cavity coordinate with the pressuring head part.