CN211235349U

CN211235349U - Replaceable steel ball pressure head structure of hardness testing system

Info

Publication number: CN211235349U
Application number: CN201921559758.3U
Authority: CN
Inventors: 傅鹏
Original assignee: Qingdao Jinnuo Machinery Co ltd
Current assignee: Qingdao Jinnuo Machinery Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-08-11
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a removable steel ball pressure head structure of hardness test system, including the mount pad, fix the connecting rod that is used for connecting the mount pad on the sclerometer main shaft on the mount pad, the inside of mount pad is provided with carousel, motor and observation disc, carousel and driven gear coaxial arrangement, the center pin is kept away from the carousel and is passed the one end of driven gear and pass through bearing frame fixed mounting on the inside lateral wall of mount pad, and driven gear is based on the hold-in range meshing driving gear, the driving shaft of driving gear connects the output of motor; the observation disc is provided with a plurality of mark areas, the mark areas are along with the observation disc to synchronously rotate and movably abut against the position pointer, the position pointer is fixedly arranged on the mounting plate at the bottom inside the mounting seat, and the motor is fixedly arranged at one end, far away from the position pointer, of the mounting seat.

Description

Replaceable steel ball pressure head structure of hardness testing system

Technical Field

The utility model relates to a hardness testing device technical field specifically is a steel ball pressure head structure of removable hardness test system.

Background

Hardness is one of the most common performance indicators for mechanical properties of metallic materials. Hardness testing is the most rapid and economical test method, which can be used as an important means for judging the quality of metal materials or parts, and most metal materials can also be used for approximately calculating other mechanical properties such as strength, fatigue, creep, abrasion and the like through hardness.

The sclerometer detects metal work piece hardness through the pressure head at work piece surface indentation, under the detection requirement of difference, the pressure head of different sizes that need change usually realizes that the work piece detects, and current sclerometer pressure head can dismantle to be connected on the main shaft of sclerometer, when changing, needs frequent operation, influences the efficiency that detects.

Therefore, the utility model provides a removable hardness test system's steel ball pressure head structure.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel ball pressure head structure of removable hardness test system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a replaceable steel ball pressure head structure of a hardness testing system comprises a mounting seat and a connecting rod fixed on the mounting seat and used for connecting the mounting seat to a hardness tester main shaft, wherein a rotary disc, a motor and an observation disc are arranged inside the mounting seat; the observation disc is provided with a plurality of mark areas, the mark areas are along with the observation disc to synchronously rotate and movably abut against the position pointer, the position pointer is fixedly arranged on the mounting plate at the bottom inside the mounting seat, and the motor is fixedly arranged at one end, far away from the position pointer, of the mounting plate.

As an optimal technical scheme of the utility model, the region that the disc was observed in the alignment of the lateral wall of mount pad is equipped with the observation window, and the observation window is made for transparent material.

As a preferred technical scheme, the hold-in range all is provided with the hold-in range of insection for upper and lower both ends face, observes the gear structure of disc for the meshing hold-in range, and observes the disc and rotate through the pivot at center and install on the bearing frame of the inside lateral wall of mount pad.

As an optimal technical scheme, even and the symmetry is provided with a plurality of steel ball pressure head structures all around of carousel, and steel ball pressure head structure comprises connecting rod and pressure head, and a plurality of steel ball pressure head structures's size is different.

As an optimal technical scheme of the utility model, the carousel, the diameter of observing disc, driven gear and driving gear are the same, observe the position coincidence of a plurality of steel ball pressure head structures on the position of a plurality of mark areas and the carousel on the disc.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a removable hardness test system's steel ball pressure head structure, carousel through setting up, observe the disc, driven gear, the driving gear, hold-in range and motor, when changing steel ball pressure head structure, only need open the motor, rotate the driving gear can, at this moment, the driving gear drives the hold-in range and rotates, cause driven gear, carousel and observation disc synchronous revolution, realize the quick replacement of pressure head, at this in-process, the user observes the different zone of marking alignment pointer on observing the disc, can know the size of waiting to use steel ball pressure head structure, the whole easy operation, need not to dismantle the pressure head, high durability and convenient use.

Drawings

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

In the figure: 1. a mounting seat; 2. a connecting rod; 3. a turntable; 4. a motor; 5. observing the disc; 6. a central shaft; 7. a driving gear; 8. a drive shaft; 9. a marking region; 10. a position pointer; 11. mounting a plate; 12. An observation window; 13. a rotating shaft; 14. a steel ball pressure head structure; 15. and (4) a synchronous belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, the present invention provides a technical solution: a replaceable steel ball pressure head structure of a hardness testing system comprises a mounting seat 1 and a connecting rod 2 fixed on the mounting seat 1 and used for connecting the mounting seat 1 to a hardness tester main shaft, wherein a rotary table 3, a motor 4 and an observation disc 5 are arranged inside the mounting seat 1, the rotary table 3 and a driven gear are coaxially arranged, one end, far away from the rotary table 3, of a central shaft 6, penetrating through the driven gear is fixedly installed on the inner side wall of the mounting seat 1 through a bearing seat, the driven gear is meshed with a driving gear 7 based on a synchronous belt 15, and a driving shaft 8 of the driving gear 7 is connected with the output end of the; observe and be provided with a plurality of mark areas 9 on the disc 5, a plurality of mark areas 9 follow and observe disc 5 synchronous revolution activity butt position pointer 10, and position pointer 10 sets firmly on the mounting panel 11 of the inside bottom of mount pad 1, and motor 4 fixed mounting is in the one end that mounting panel 11 kept away from position pointer 10.

Furthermore, an observation window 12 is arranged in an area, aligned with the observation disc 5, of the outer side wall of the mounting base 1, the observation window 12 is made of transparent materials, so that the positions between different marking areas 9 and the position pointer 10 can be observed conveniently, and the purpose of observing the size of the steel ball pressure head structure 14 to be used is achieved.

Further, hold-in range 15 all is provided with the hold-in range of insection for upper and lower both ends face, observe disc 5 for the gear structure of meshing hold-in range 15, and observe disc 5 and rotate through the pivot 13 at center and install on the bearing frame of 1 inside lateral wall of mount pad, motor 4 starts, driving gear 7 drives hold-in range 15 and driven gear cycle rotation, thereby cause and observe disc 5 synchronous revolution, on the basis that realizes changing steel ball pressure head structure 14, still conveniently observe the size of waiting to use steel ball pressure head structure 14, and the operation is simple, and is convenient to use.

Further, the periphery of the turntable 3 is uniformly and symmetrically provided with a plurality of steel ball pressure head structures 14, each steel ball pressure head structure 14 is composed of a connecting rod and a pressure head, and the steel ball pressure head structures 14 are different in size and suitable for workpieces with different detection requirements.

Further, carousel 3, observation disc 5, driven gear and driving gear 7's diameter are the same, observe the position of a plurality of mark areas 9 on the disc 5 and the position coincidence of a plurality of steel ball pressure head structure 14 on the carousel 3, when changing steel ball pressure head structure 14, the user only needs to pay attention to the position between different mark areas 9 and the position pointer 10, just can wait to use steel ball pressure head structure 14's size, convenient to use.

The working principle is as follows:

when changing steel ball pressure head structure 14, the user opens and close motor 4 through the control structure, driving gear 7, driven gear and hold-in range 15 cycle rotation under motor 4's effect, because carousel 3 and driven gear are coaxial to be set up, observe 5 meshing hold-in ranges 15 of disc, so, observe disc 5 and 3 also synchronous rotations of carousel, a plurality of steel ball pressure head structures 14 on the carousel 3 and a plurality of mark zone 9 synchronous motion on observing disc 5, on the basis of changing steel ball pressure head structure 14 is being realized, still conveniently observe the size of waiting to use steel ball pressure head structure 14, and the operation is simple, and the use is convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The steel ball pressure head structure of the replaceable hardness testing system is characterized by comprising a mounting seat (1), a connecting rod (2) fixed on the mounting seat (1) and used for connecting the mounting seat (1) to a hardness tester main shaft, a rotary table (3), a motor (4) and an observation disc (5) are arranged in the mounting seat (1), the rotary table (3) and a driven gear are coaxially arranged, one end, far away from the rotary table (3), of a central shaft (6) penetrates through the driven gear, is fixedly arranged on the inner side wall of the mounting seat (1) through a bearing seat, the driven gear is meshed with a driving gear (7) based on a synchronous belt (15), and a driving shaft (8) of the driving gear (7) is connected with the output end of the motor (4); observe and be provided with a plurality of mark areas (9) on disc (5), a plurality of mark areas (9) follow observation disc (5) synchronous revolution activity butt position pointer (10), position pointer (10) set firmly on mounting panel (11) of mount pad (1) inside bottom, motor (4) fixed mounting is in mounting panel (11) keep away from the one end of position pointer (10).

2. A replaceable steel ball indenter structure for a hardness testing system, according to claim 1, characterized in that the region of the outer side wall of the mounting seat (1) aligned with the observation disc (5) is provided with an observation window (12), and the observation window (12) is made of transparent material.

3. The replaceable steel ball indenter structure of the hardness testing system as claimed in claim 1, wherein the synchronous belt (15) is a synchronous belt with teeth on both upper and lower end faces, the observation disc (5) is a gear structure engaging with the synchronous belt (15), and the observation disc (5) is rotatably mounted on a bearing seat on the inner side wall of the mounting seat (1) through a central rotating shaft (13).

4. The steel ball pressure head structure of the replaceable hardness testing system according to claim 1, wherein a plurality of steel ball pressure head structures (14) are uniformly and symmetrically arranged on the periphery of the rotary table (3), each steel ball pressure head structure (14) is composed of a connecting rod and a pressure head, and the steel ball pressure head structures (14) are different in size.

5. A replaceable steel ball indenter structure for a hardness testing system, according to claim 1, characterized in that the diameters of the turntable (3), the observation disc (5), the driven gear and the driving gear (7) are the same, and the positions of the plurality of marking areas (9) on the observation disc (5) coincide with the positions of the plurality of steel ball indenter structures (14) on the turntable (3).