CN104297085A - Digital display-type mold hardness measuring device - Google Patents
Digital display-type mold hardness measuring device Download PDFInfo
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- CN104297085A CN104297085A CN201410587107.0A CN201410587107A CN104297085A CN 104297085 A CN104297085 A CN 104297085A CN 201410587107 A CN201410587107 A CN 201410587107A CN 104297085 A CN104297085 A CN 104297085A
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Abstract
The invention discloses a digital display-type mold hardness measuring device. The measuring device comprises a measuring tube vertically arranged on the side surface of a mainframe and connected with the mainframe, wherein a digital display screen is arranged on the mainframe; a hardness sensor is arranged in the mainframe and connected with the digital display screen through a first A/D conversion circuit; an energy storage spring is arranged in the measuring tube; the hardness sensor connected with the energy storage spring is arranged at the end, extending into the mainframe, of the measuring tube; a measuring probe is arranged in the end, away from the mainframe, of the measuring tube and penetrates out of the measuring tube when the energy storage spring is in a free state; a guide groove coaxial with the energy storage spring is formed in the mainframe; the hardness sensor is fixed in the guide groove; the measuring probe is propped against a groove/hole to be tested to drive the energy storage spring to upwardly extrude the hardness sensor. The digital display-type mold hardness measuring device is simple in structure and convenient to use, and not only meets the requirement for measuring the hardness and the strength of the deep groove/hole of a mold but also improves the measuring accuracy and the measuring efficiency.
Description
Technical field
The present invention relates to sclerometer checkout equipment technical field, particularly relate to a kind of digital display type die hardness measurement mechanism.
Background technology
Sclerometer is a kind of checkout equipment for measuring material hardness.Sclerometer is divided into bench mounted hardness tester, portable hardometer two kinds, and bench mounted hardness tester is mainly used in laboratory and uses, and has the advantage that precision is high, and portable hardometer is used for mounted Bu Shi or permanent assembling parts, easy to carry.Mainly be divided into portable Leeb Hardness Tester, portable Rockwell hardness tester, Portable Brinell hardness tester.
In the process of actual measurement, such as, when mould being detected, if die surface offers groove or hole, produce thermal stress change owing to can produce in the process of boring or groove milling in heat causing hole or in groove, therefore also can there is corresponding change in the hardness of its inside.When using the portable electronic sclerometer of prior art to carry out hardness measurement to this some holes or groove, if the degree of depth of groove/opening is darker, that bottom that just probe cannot be extend into groove/opening is measured, and therefore portable electronic sclerometer of the prior art is not suitable for the hardness measuring dark groove/opening.
Summary of the invention
In order to solve the technical matters existed in background technology, the present invention proposes a kind of digital display type die hardness measurement mechanism, structure is simple, easy to use, not only meets the hardness of the dark groove/opening of mould and the mensuration of intensity, and improves measuring accuracy and measure efficiency.
A kind of digital display type die hardness measurement mechanism that the present invention proposes, comprise main frame and measurement mechanism, measurement mechanism comprises measuring tube, measuring tube is vertically set on main frame side and connects with main frame, main frame is provided with digital display type display screen, hardness transducer is provided with in main frame, hardness transducer is connected with digital display type display screen by an A/D conversion circuit, energy-stored spring is provided with in measuring tube, the measuring tube one end stretching into main frame inside is provided with the hardness transducer be connected with energy-stored spring, measuring sonde is provided with in measuring tube away from main frame one end, measuring sonde, measuring tube is coaxially arranged, measuring sonde passes measuring tube under energy-stored spring free state, the gathering sill coaxially arranged with energy-stored spring is provided with in main frame, hardness transducer is fixed in gathering sill, measuring sonde and groove/opening to be measured offset and drive energy-stored spring upwardly hardness transducer, hardness collection signal is presented on digital display type display screen by an A/D conversion circuit by hardness transducer.
Preferably, measuring sonde is a kind of in adamas probe, steel ball probe and sintered carbide ball probe.
Preferably, measuring tube is set with the baffle plate offseted with mould, baffle plate is connected with main frame by extrusion spring, and the stiffness factor of extrusion spring is less than the stiffness factor of energy-stored spring.
Preferably, extrusion spring to be arranged on outside measuring tube and coaxially to arrange with energy-stored spring.
Preferably, extrusion spring is distributed on outside measuring tube.
Preferably, baffle plate is provided with the displacement transducer gathering groove/opening to be measured, and displacement transducer is connected the Depth display of groove/opening to be measured on digital display type display screen with digital display type display screen by the 2nd A/D conversion circuit in main frame.
A kind of digital display type die hardness measurement mechanism provided by the invention, measuring tube stretches in groove/opening and makes to offset bottom measuring sonde and groove/opening, drive measuring sonde by main frame and offset until measuring sonde flushes with bottom groove/opening bottom groove/opening to be measured, measuring sonde drives energy-stored spring to move up, energy-stored spring is hardness transducer upwardly, the hardness of hardness transducer collection converts hardness to by an A/D conversion circuit and is presented on digital display type display screen, the hardness that measuring sonde acts on groove/opening to be measured passes to hardness transducer by energy-stored spring and is received by hardness transducer, improve measuring accuracy and measure efficiency.The present invention is set with baffle plate on measuring tube, and baffle plate is connected with main frame by extrusion spring, ensures the bottom in measuring sonde vertical insertion grooves/hole, improves the measuring accuracy of dark groove/opening hardness and measures efficiency; Baffle plate is provided with the displacement transducer gathering groove/opening to be measured, and displacement transducer is connected the Depth display of groove/opening to be measured on digital display type display screen with digital display type display screen by the 2nd A/D conversion circuit in main frame, has widened purposes of the present invention.
Accompanying drawing explanation
Fig. 1 is the surface structure schematic diagram of a kind of digital display type die hardness measurement mechanism that the present invention proposes.
Fig. 2 is the inner structure schematic diagram of a kind of digital display type die hardness measurement mechanism that the present invention proposes.
Fig. 3 is the structural representation of a kind of digital display type die hardness measurement mechanism specific embodiment that the present invention proposes.
Embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, Fig. 1 is the surface structure schematic diagram of a kind of digital display type die hardness measurement mechanism that the present invention proposes; Fig. 2 is the inner structure schematic diagram of a kind of digital display type die hardness measurement mechanism that the present invention proposes; Fig. 3 is the structural representation of a kind of digital display type die hardness measurement mechanism specific embodiment that the present invention proposes.
With reference to Fig. 1, Fig. 2, a kind of digital display type die hardness measurement mechanism that the present invention proposes, comprise main frame 1 and measurement mechanism 2, measurement mechanism 2 comprises measuring tube 20, measuring tube 20 is vertically set on main frame 1 side and connects with main frame 1, main frame 1 is provided with digital display type display screen 11, hardness transducer 12 is provided with in main frame 1, hardness transducer 12 is connected with digital display type display screen 11 by an A/D conversion circuit 13, energy-stored spring 21 is provided with in measuring tube 20, measuring tube 20 one end stretching into main frame 1 inside is provided with the hardness transducer 12 be connected with energy-stored spring 21, measuring sonde 22 is provided with in measuring tube 20 away from main frame 1 one end, measuring sonde 22 is sintered carbide ball probe, measuring sonde 22, measuring tube 20 is coaxially arranged, measuring sonde 22 passes measuring tube 20 under energy-stored spring 21 free state, the coaxial gathering sill arranged with energy-stored spring 21 is provided with in main frame 1, hardness transducer 12 is fixed in gathering sill, measuring sonde 22 and groove/opening to be measured offset and drive energy-stored spring 21 upwardly hardness transducer 12, hardness collection signal is presented on digital display type display screen 11 by an A/D conversion circuit 13 by hardness transducer 12.
Principle of work of the present invention is as follows: measuring tube 20 stretches in groove/opening and makes to offset bottom measuring sonde 22 and groove/opening, drive measuring sonde 22 by main frame 1 and offset until measuring sonde 22 flushes with bottom groove/opening bottom groove/opening to be measured, measuring sonde 22 drives energy-stored spring 21 to move up, energy-stored spring 21 is hardness transducer 12 upwardly, the hardness that hardness transducer 12 gathers converts hardness to by an A/D conversion circuit 13 and is presented on digital display type display screen 11, the hardness that measuring sonde 22 acts on groove/opening to be measured passes to hardness transducer 12 by energy-stored spring 21 and is received by hardness transducer 12, improve measuring accuracy and measure efficiency.
With reference to Fig. 3, in a particular embodiment, measuring tube 20 is set with the baffle plate 23 offseted with mould, baffle plate 23 is connected with main frame 1 by extrusion spring 24, extrusion spring 24 is distributed on outside measuring tube 20, and the stiffness factor of extrusion spring 24 is less than the stiffness factor of energy-stored spring 21.Baffle plate 23 is provided with the displacement transducer 25 gathering groove/opening to be measured, and displacement transducer 25 is connected the Depth display of groove/opening to be measured on digital display type display screen 11 with digital display type display screen 11 by the 2nd A/D conversion circuit 26 in main frame 1.The present invention is set with baffle plate 23 on measuring tube 20, and baffle plate 23 is connected with main frame 1 by extrusion spring 24, ensures the bottom in measuring sonde 22 vertical insertion grooves/hole, improves the measuring accuracy of dark groove/opening hardness and measures efficiency; Baffle plate 23 is provided with the displacement transducer 25 gathering groove/opening to be measured, displacement transducer 25 is connected the Depth display of groove/opening to be measured on digital display type display screen 11 with digital display type display screen 11 by the 2nd A/D conversion circuit 26 in main frame, has widened purposes of the present invention.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (6)
1. a digital display type die hardness measurement mechanism, it is characterized in that, comprise main frame (1) and measurement mechanism (2), measurement mechanism (2) comprises measuring tube (20), measuring tube (20) is vertically set on main frame (1) side and same main frame (1) connects, main frame (1) is provided with digital display type display screen (11), hardness transducer (12) is provided with in main frame (1), hardness transducer (12) is connected with digital display type display screen (11) by an A/D conversion circuit (13), energy-stored spring (21) is provided with in measuring tube (20), measuring tube (20) one end stretching into main frame (1) inner is provided with the hardness transducer (12) be connected with energy-stored spring (21), measuring sonde (22) is provided with away from the measuring tube (20) of main frame (1) one end, measuring sonde (22), measuring tube (20) is coaxially arranged, measuring sonde (22) passes measuring tube (20) under energy-stored spring (21) free state, the gathering sill that arrange coaxial with energy-stored spring (21) is provided with in main frame (1), hardness transducer (12) is fixed in gathering sill, measuring sonde (22) and groove/opening to be measured offset and drive energy-stored spring (21) upwardly hardness transducer (12), hardness collection signal is presented on digital display type display screen (11) by an A/D conversion circuit (13) by hardness transducer (12).
2. digital display type die hardness measurement mechanism according to claim 1, is characterized in that, measuring sonde (22) is one in adamas probe, steel ball probe and sintered carbide ball probe.
3. digital display type die hardness measurement mechanism according to claim 1, it is characterized in that, measuring tube (20) is set with the baffle plate (23) offseted with mould, baffle plate (23) is connected with main frame (1) by extrusion spring (24), and the stiffness factor of extrusion spring (24) is less than the stiffness factor of energy-stored spring (21).
4. digital display type die hardness measurement mechanism according to claim 3, is characterized in that, extrusion spring (24) is arranged on measuring tube (20) outside and coaxially arranges with energy-stored spring (21).
5. digital display type die hardness measurement mechanism according to claim 3, is characterized in that, extrusion spring (24) is distributed on measuring tube (20) outside.
6. digital display type die hardness measurement mechanism according to claim 3, it is characterized in that, baffle plate (23) is provided with the displacement transducer (25) gathering groove/opening to be measured, and displacement transducer (25) is connected the Depth display of groove/opening to be measured on digital display type display screen (11) with digital display type display screen (11) by the 2nd A/D conversion circuit (26) in main frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587107.0A CN104297085B (en) | 2014-10-28 | 2014-10-28 | A kind of digital display type die hardness measurement apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410587107.0A CN104297085B (en) | 2014-10-28 | 2014-10-28 | A kind of digital display type die hardness measurement apparatus |
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| CN104297085A true CN104297085A (en) | 2015-01-21 |
| CN104297085B CN104297085B (en) | 2018-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410587107.0A Active CN104297085B (en) | 2014-10-28 | 2014-10-28 | A kind of digital display type die hardness measurement apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950103A (en) * | 2017-02-28 | 2017-07-14 | 徐州工程学院 | A kind of air entrained concrete idiosome strength meter |
| CN113203631A (en) * | 2021-05-08 | 2021-08-03 | 河南隆飞路桥工程有限公司 | Highway subgrade compressive strength testing arrangement |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2544205A (en) * | 1947-08-07 | 1951-03-06 | American Pulley Co | Hardness tester |
| CN2120335U (en) * | 1992-03-11 | 1992-10-28 | 瑞安市上望仪器厂 | Rubber digital display durometer |
| CN1070478A (en) * | 1991-09-10 | 1993-03-31 | 装甲兵工程学院四室 | Very deep internal hole Rockwell apparatus |
| CN201464308U (en) * | 2009-08-07 | 2010-05-12 | 天津市津维电子仪表有限公司 | Digital display voice rebound tester |
| CN102288500A (en) * | 2011-05-09 | 2011-12-21 | 中国人民解放军装甲兵工程学院 | High-precision instrumented indenter and calculation method for indented-in-sample depth of diamond indenting head |
| CN202305352U (en) * | 2011-10-18 | 2012-07-04 | 温州市海宝仪器有限公司 | Digital display sclerometer |
| CN203732383U (en) * | 2014-03-14 | 2014-07-23 | 天津联捷塑料制品有限公司 | A-type shore durometer |
| CN203811489U (en) * | 2014-03-14 | 2014-09-03 | 宁波甬抚机械有限公司 | Portable durometer for mold measurement |
-
2014
- 2014-10-28 CN CN201410587107.0A patent/CN104297085B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2544205A (en) * | 1947-08-07 | 1951-03-06 | American Pulley Co | Hardness tester |
| CN1070478A (en) * | 1991-09-10 | 1993-03-31 | 装甲兵工程学院四室 | Very deep internal hole Rockwell apparatus |
| CN2120335U (en) * | 1992-03-11 | 1992-10-28 | 瑞安市上望仪器厂 | Rubber digital display durometer |
| CN201464308U (en) * | 2009-08-07 | 2010-05-12 | 天津市津维电子仪表有限公司 | Digital display voice rebound tester |
| CN102288500A (en) * | 2011-05-09 | 2011-12-21 | 中国人民解放军装甲兵工程学院 | High-precision instrumented indenter and calculation method for indented-in-sample depth of diamond indenting head |
| CN202305352U (en) * | 2011-10-18 | 2012-07-04 | 温州市海宝仪器有限公司 | Digital display sclerometer |
| CN203732383U (en) * | 2014-03-14 | 2014-07-23 | 天津联捷塑料制品有限公司 | A-type shore durometer |
| CN203811489U (en) * | 2014-03-14 | 2014-09-03 | 宁波甬抚机械有限公司 | Portable durometer for mold measurement |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106950103A (en) * | 2017-02-28 | 2017-07-14 | 徐州工程学院 | A kind of air entrained concrete idiosome strength meter |
| CN113203631A (en) * | 2021-05-08 | 2021-08-03 | 河南隆飞路桥工程有限公司 | Highway subgrade compressive strength testing arrangement |
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| Publication number | Publication date |
|---|---|
| CN104297085B (en) | 2018-03-02 |
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Effective date of registration: 20151127 Address after: The economic development zone of Longgang road and Yaohai road junction Qi Garden real District of Hefei City, Anhui province 230000 two B group 39 building 803 room Applicant after: HEFEI ZAIDE MACROMOLECULE MATERIAL CO., LTD. Address before: 230000 No. 45 West Chaohu Road, upper town, Feixi County, Anhui, Hefei Applicant before: HEFEI ZHUOYUE ANALYTICAL INSTRUMENTS CO., LTD. |
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Effective date of registration: 20191017 Address after: 244000 Anhui Tongling suburb Bridge Economic Development Zone Datong Industrial and Trade Park Xicheng plastic products Patentee after: Tongling Xicheng plastic products Co., Ltd. Address before: The economic development zone of Longgang road and Yaohai road junction Qi Garden real District of Hefei City, Anhui province 230000 two B group 39 building 803 room Patentee before: HEFEI ZAIDE MACROMOLECULE MATERIAL CO., LTD. |
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