CN203376223U - High-precision Brinell hardness tester - Google Patents
High-precision Brinell hardness tester Download PDFInfo
- Publication number
- CN203376223U CN203376223U CN201320452575.8U CN201320452575U CN203376223U CN 203376223 U CN203376223 U CN 203376223U CN 201320452575 U CN201320452575 U CN 201320452575U CN 203376223 U CN203376223 U CN 203376223U
- Authority
- CN
- China
- Prior art keywords
- motor
- high precision
- screw
- supporting plate
- roller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Landscapes
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
The utility model discloses a high-precision Brinell hardness tester which comprises an automatic loading and unloading part arranged in an inner cavity of a machine body, wherein the automatic loading and unloading part comprises a motor, a coupler, a small screw rod, a screw nut, a bearing pedestal, a carrying plate, a roller and a large lever, wherein an output shaft of the motor is connected with the lower end of the small screw rod through the coupler in a transmission manner; the upper end of the small screw rod is in threaded connection with the screw nut arranged on the bearing pedestal; the bearing pedestal is fixedly arranged at one end of the carrying plate capable of rotating; the roller is arranged on the top of the carrying plate and supports the plane of the lower end of the large lever. The high-precision Brinell hardness tester is firm in structure and high in rigidity, lifts steadily, is low in transmission noise, precise, reliable and durable, is operated conveniently and safely, high in test efficiency and stable in test precision and is suitable for precision measurement of parallel planes; meanwhile, a curved surface can be stably and reliably measured.
Description
Technical field
The utility model relates to the sclerometer technical field, specifically relates to a kind of high precision Brinell tester.
Background technology
Structure and the Shortcomings of existing Brinell tester are as follows:
(1) adding off-load is partly to be slowed down by mechanical reduction box by threephase asynchronous machine, drive the crank rotation and added off-load, and complex structure, vibrating noise is large, affects measuring accuracy.Adopt threephase asynchronous, noise is large, fragile, easily burn.
(2) adopt the mechanical commutation switch that contact is arranged, fragile, failure rate is high, and maintain and replace is cumbersome.
(3) forceful electric power and the light current of control circuit part are arranged on a control panel, easily are disturbed, and cause control circuit to damage.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of high precision Brinell tester that can overcome above-mentioned deficiency, and it is easy and safe to operate, and accurately reliability and durability, lifting is steady, and noise is little, and failure rate is extremely low, and testing efficiency is high.
In order to solve the problems of the technologies described above, the utility model by the following technical solutions:
The high precision Brinell tester, comprise being arranged on and automatically add the off-load part in the fuselage inner chamber, this automatically adds relief portion and divides and comprise motor, shaft coupling, little leading screw, screw, bearing seat, supporting plate, roller, big lever, wherein: motor output shaft is in transmission connection by the lower end of shaft coupling and little leading screw, and the upper end of little leading screw is threaded with the screw formation on being arranged on bearing seat; This bearing seat is packed in supporting plate one end that can rotate, and the top of this supporting plate is provided with roller, and this roller wheel bearing is on the lower transverse plane of big lever.
The left and right sides of described screw has been horizontally disposed with a pair of little axle, and a pair of little axle matches with the pair of bearings on being oppositely arranged on bearing seat.
The central axis of described screw and the central axis of pair of bearings are perpendicular, and the central axis of pair of bearings coincides.
On the lower transverse plane of described big lever, be fixed with and the contacted contact plate of roller.
The other end of described supporting plate is arranged on the supporting plate holder by rotating shaft.
Described motor is arranged on electric machine support, and this electric machine support is arranged on fuselage by motor fixing seat.
Described motor is the 220V synchronous motor.
Compared with the prior art the utility model, has the following advantages and good effect.
(1) add off-load and partly adopt the 220V synchronous motor, use safety, can not burn.
(2) add off-load and partly adopt the screw-nut lifting to realize adding off-load, lifting is steady, easy maintenance.
(3) adopt electronic type commutation inductor, realize electronic commutation, stable and reliable for performance, failure rate is extremely low, very durable.
(4) control circuit partly adopts forceful electric power and light current to be separated, and has avoided the phase mutual interference between the two, convenient for maintaining.Control circuit partly adopts the high power solid state relay, and the life-span is long.
(5) adopt the high-precision reading microscope measurement system, measure hardness number.
(6) adopt the LED dot matrix display screen, clear display, easy to operate.
(7) the utility model structure is firm, good rigidly, and the transmission noise is little, and accurate, reliable, durable, testing efficiency is high, and test accuracy is stable, be suitable for plane-parallel precision measurement, and measurement of curved surface is reliable and stable.
The accompanying drawing explanation
The sectional structure chart that Fig. 1 is the utility model high precision Brinell tester;
Fig. 2 is the structural representation that automatically adds the off-load part in Fig. 1.
Part description in Fig. 1-Fig. 2:
1, fuselage; 2, large leading screw; 3, leading screw seat; 4, handwheel; 5, worktable; 6, main shaft; 7, last item; 8, edge bearing; 9, small lever; 10, suspension ring; 11, big lever; 12, supporting plate; 13, bearing seat; 14, motor fixing seat; 15, electric machine support; 16, shaft coupling; 17, motor; 18, supporting plate holder; 19, rotating shaft; 20, little leading screw; 21, triangle knife; 22, adjust plate; 23, contact plate; 24, roller; 25, bearing; 26, screw; 27, electronic type commutation inductor; 28, little axle.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done further and described in detail.
As shown in Figure 1, the utility model comprises fuselage, automatically adds off-load part, worktable part, lever segment and control circuit part; Wherein:
(1) automatically add the off-load part: with reference to Fig. 1, Fig. 2.
Automatically add the off-load part and can realize automatic loading, Bao He and off-load.
As shown in Figure 1, automatically add relief portion and divide and be arranged in the fuselage inner chamber, comprise motor 17, shaft coupling 16, little leading screw 20, screw 26, bearing seat 13, bearing 25, supporting plate 12, roller 24, contact plate 23, big lever 11, its annexation is:
Motor 17 is arranged on electric machine support 15, and electric machine support is arranged on the inner chamber wall of fuselage 1 by motor fixing seat 14.This motor 17 adopts the 220V synchronous motor, and motor output shaft is in transmission connection by shaft coupling 16 and the lower end of little leading screw 20, and the upper end of little leading screw 20 is threaded with screw 26 formation in being arranged on bearing seat 13.
As shown in Figure 2, the left and right sides of screw 26 has been horizontally disposed with a pair of little axle 28, and a pair of little axle 28 matches with the pair of bearings 25 on being oppositely arranged on bearing seat 13.The central axis of pair of bearings 25 coincides and is perpendicular with the central axis of screw 26.Screw is arranged on bearing seat by pair of bearings, thereby makes screw and bearing seat and supporting plate form integrative-structure, and then is convenient to swinging up and down of supporting plate 12.
Bearing seat 13 is packed on the end lower surface that supporting plate 12 can rotate, and the other end of this supporting plate 12 is arranged on supporting plate holder 18 by rotating shaft 19.
The roller 24 that can rotate is installed at the top of supporting plate 12, and this roller 24 is bearing on contact plate 23, and this contact plate 23 is packed on the lower transverse plane of big lever 11.
(2) worktable part: with reference to Fig. 1.
Be provided with lead screw hole in fuselage 1 bottom one side, leading screw seat 3 is installed in lead screw hole, large leading screw 2 is housed in the leading screw seat, large leading screw upper end is equipped with worktable 5, in the middle of large leading screw, handwheel 4 is installed.
(3) lever segment: with reference to Fig. 1.
On the top of fuselage 1, a side is provided with spindle hole, and main shaft 6 is installed in spindle hole; Compress last item 7 is arranged on the upper surface of main shaft, be arranged with spring on last item, an end of small lever 9 is equipped with in the last item upper end, and the other end of this small lever 9 is provided with suspension ring 10, and these suspension ring 10 also are sleeved on the inner of big lever 11 simultaneously.
The inner of big lever 11 is arranged on bearing seat by bearing; The outer end of this big lever 11 is provided with triangle knife 21, is provided with adjustment block 22 on the upper surface of big lever 11.Adjustment block 22 is for the size of little when load fine setting test force, and the effect of counterweight is the size that directly meets test force.
The triangle knife 21 of big lever outer end is for settling suspension rod, and suspension rod is provided with the counterweight seat, on the counterweight seat, is placed with counterweight.
Edge bearing 8 is packed on fuselage 1, and the edge bearing below is provided with rimmer knife, and rimmer knife is packed in an end of small lever, and the other end of small lever is set with suspension ring.
(4) control circuit part:
Control circuit partly adopts the LED dot matrix display screen, and clear display is easy to operate; The process of the test robotization, without the manpower operate miss.
Control circuit partly adopts the high power solid state relay, and the life-span is long.
Control circuit partly adopts forceful electric power and light current to separate design, reduces the phase mutual interference between the two.
Control circuit partly adopts electronic type commutation inductor, realizes electronic commutation.
(5) principle of work of the utility model high precision Brinell tester is:
(1) press switch, motor 17 rotation works, drive little leading screw 20 and rotate.
(2) add the off-load process: the screw 26 be arranged in bearing seat 13 is threaded with little leading screw 20.Screw 26 moves down, and supporting plate 12 descends, and big lever 11 descends; When big lever drops to loading and completes, stop descending, motor 17 stops operating, and completes loading.Through certain, protect the lotus time, then motor 17 reversions, screw 26 drives supporting plate 12 and rises, and big lever 11 rises, and when big lever is responded to mutually with electronic type commutation inductor 27, motor 17 stops operating, and off-load completes.
Claims (7)
1. high precision Brinell tester is characterized in that:
Comprise being arranged on and automatically add the off-load part in fuselage (1) inner chamber, this automatically adds relief portion and divides and comprise motor (17), shaft coupling (16), little leading screw (20), screw (26), bearing seat (13), supporting plate (12), roller (24), big lever (11), wherein:
Motor (17) output shaft is in transmission connection by shaft coupling (16) and the lower end of little leading screw (20), and the upper end of little leading screw (20) is threaded with screw (26) formation on being arranged on bearing seat (13); This bearing seat (13) is packed in supporting plate one end that can rotate, and the top of this supporting plate (12) is provided with roller (24), and this roller (24) is bearing on the lower transverse plane of big lever (11).
2. high precision Brinell tester as claimed in claim 1, it is characterized in that: the left and right sides of described screw (26) has been horizontally disposed with a pair of little axle (28), and a pair of little axle (28) matches with the pair of bearings (25) on being oppositely arranged on bearing seat (13).
3. high precision Brinell tester as claimed in claim 2, it is characterized in that: the central axis of the central axis of described screw (26) and pair of bearings (25) is perpendicular, and the central axis of pair of bearings (25) coincides.
4. high precision Brinell tester as claimed in claim 1, is characterized in that: on the lower transverse plane of described big lever (11), be fixed with and the contacted contact plate of roller (24) (23).
5. high precision Brinell tester as claimed in claim 1, it is characterized in that: the other end of described supporting plate (12) is arranged on supporting plate holder (18) by rotating shaft (19).
6. high precision Brinell tester as claimed in claim 1 is characterized in that: it is upper that described motor (17) is arranged on electric machine support (15), and this electric machine support (15) is arranged on fuselage (1) by motor fixing seat (14).
7. high precision Brinell tester as claimed in claim 6, it is characterized in that: described motor (17) is the 220V synchronous motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452575.8U CN203376223U (en) | 2013-07-29 | 2013-07-29 | High-precision Brinell hardness tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320452575.8U CN203376223U (en) | 2013-07-29 | 2013-07-29 | High-precision Brinell hardness tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203376223U true CN203376223U (en) | 2014-01-01 |
Family
ID=49838747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320452575.8U Expired - Lifetime CN203376223U (en) | 2013-07-29 | 2013-07-29 | High-precision Brinell hardness tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203376223U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198312A (en) * | 2014-07-22 | 2014-12-10 | 安徽金星预应力工程技术有限公司 | Tooling for measuring hardness of clamping piece |
| CN106353210A (en) * | 2016-11-18 | 2017-01-25 | 上海奥龙星迪检测设备有限公司 | Horizontal brinell hardness tester |
| CN113092295A (en) * | 2019-12-23 | 2021-07-09 | 中国石油天然气股份有限公司 | Rock hardness detection device |
-
2013
- 2013-07-29 CN CN201320452575.8U patent/CN203376223U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104198312A (en) * | 2014-07-22 | 2014-12-10 | 安徽金星预应力工程技术有限公司 | Tooling for measuring hardness of clamping piece |
| CN106353210A (en) * | 2016-11-18 | 2017-01-25 | 上海奥龙星迪检测设备有限公司 | Horizontal brinell hardness tester |
| CN106353210B (en) * | 2016-11-18 | 2024-02-02 | 上海奥龙星迪检测设备有限公司 | Horizontal brinell hardness tester |
| CN113092295A (en) * | 2019-12-23 | 2021-07-09 | 中国石油天然气股份有限公司 | Rock hardness detection device |
| CN113092295B (en) * | 2019-12-23 | 2023-04-25 | 中国石油天然气股份有限公司 | Rock hardness detection device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203376223U (en) | High-precision Brinell hardness tester | |
| CN203405303U (en) | High-precision torque standardizing machine | |
| CN203324122U (en) | Wire rod torsion testing machine | |
| CN205081023U (en) | Dual -power automatic transfer switch | |
| CN202329471U (en) | Device for adjusting parallelism of common axes of crankshaft | |
| CN201653335U (en) | Automatic roundness measurement device for hydroelectric generating set | |
| CN202729700U (en) | Power-driven lifting platform with lead screw torsion resistance protection function | |
| CN202837327U (en) | Speed sensor test measuring device | |
| CN110632122A (en) | Superconducting material current testing device | |
| CN203965601U (en) | A kind of motor detects frock | |
| CN209973684U (en) | Two-piece battery detection and discharge device | |
| CN102889411A (en) | Moment control mechanism of electric actuator | |
| CN105836561A (en) | Elevator balance coefficient measurement device | |
| CN207480159U (en) | A kind of fixing device for bearing machining | |
| CN211346706U (en) | Accurate measuring device for hub bearing | |
| CN201716013U (en) | Vertical hypsometer constant torque device | |
| CN221325664U (en) | Electronic scale for placing and weighing heavy objects for long time | |
| CN212871171U (en) | Key groove symmetry measuring device | |
| CN214277529U (en) | Online sampling device | |
| CN219223594U (en) | Circular measuring frame for rotor of water turbine generator | |
| CN215448432U (en) | Full-automatic automobile contact pin detection machine | |
| CN212806853U (en) | Concrete slump detection device | |
| CN102774786B (en) | Electric lifting table with screw rod torsion-resistant protection design | |
| CN219064902U (en) | Test bed for lifting device | |
| CN211446629U (en) | High-speed railway bridge support erection equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140101 |