CN104165813A - Device facilitating measurement of hardness of workpiece - Google Patents
Device facilitating measurement of hardness of workpiece Download PDFInfo
- Publication number
- CN104165813A CN104165813A CN201410413017.XA CN201410413017A CN104165813A CN 104165813 A CN104165813 A CN 104165813A CN 201410413017 A CN201410413017 A CN 201410413017A CN 104165813 A CN104165813 A CN 104165813A
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- hardness
- bevel gear
- sclerometer
- conduit
- measuring head
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Abstract
The invention relates to a device facilitating the measurement of the hardness of a workpiece. The device comprises a hardness meter and a base, wherein the base comprises a testing platform and a vertical column connected with the testing platform; the vertical column is of a cavity structure with an opening at one end; the hardness meter is arranged in the vertical column in a sliding manner and comprises a cylindrical cavity shell; a hardness converter is arranged in the cylindrical cavity shell; the hardness meter also comprises a guide pipe connected on the cylindrical cavity shell; a testing head is arranged in the guide pipe in a sliding manner; the bottom end of the guide pipe is provided with a hole; an electronic coil is wound above the hole; the hardness converter is electrically connected with the electronic coil; and the hardness meter also comprises a transmission device. The device has the beneficial effects that and height adjustment of the hardness meter can be realized by gear-rack meshing when a hand wheel rotates, and the distance between the testing head and the coil is shortest by directly winding the electronic coil on the guide pipe, so that the obtained final testing result is accurate.
Description
Technical field
The present invention relates to a kind of hardness test meter, relate in particular to a kind of height-adjustable sclerometer.
Background technology
In field of machining, staff generally adopts sclerometer to carry out the hardness of measurement products, whether qualified detects produced product by the hardness of measurement products.But the distance between coil groups and impact body in traditional sclerometer is larger, is easy to occur measuring error.And because sclerometer is fixed on base, it is highly non-adjustable, therefore can not test the workpiece of differing heights, have a strong impact on work efficiency.
Summary of the invention
The invention provides a kind of device of being convenient to measuring workpieces hardness, be intended to solve measuring error greatly, the problem such as highly non-adjustable.
Technical scheme of the present invention is as follows:
Be convenient to a device for measuring workpieces hardness, comprise sclerometer and base, base comprises a test board and the column being connected with test board, and its central post is the cavity structure of an end opening, and sclerometer is slidably arranged in column; Sclerometer comprises a cylindrical cavity housing, hardness converter is arranged in cylindrical cavity housing, also comprise the conduit being connected on cylindrical cavity housing, measuring head is slidably arranged in conduit, the bottom of conduit has hole, above hole, be wound with electronic coil, wherein hardness converter is with electronic coil by being electrically connected, and described sclerometer also comprises gearing.
Further, also comprise the handwheel that is arranged on column side.A bevel gear A who is connected with handwheel is set in the cavity of column, and the bevel gear B being meshed with bevel gear A, wherein the axis of the axis of bevel gear A and bevel gear B is vertical and be positioned at same plane, on the described scleroscopic back side, is carved with tooth bar, and described tooth bar is meshed with bevel gear B.
Further, described gearing comprises the release that is positioned at gearing top, is enclosed within the stay pipe of conduit outside and in conduit, movably adds carrier, also comprises and is enclosed within the drive sleeve adding on carrier; Described gearing also comprises a spring.
Further, described add the gripper that carrier comprises connecting pipe and is connected with connecting pipe bottom, described gripper has two at least, and the upper end of connecting pipe is connected with release, and the bottom of described gripper is provided with crotch.
Further, described drive sleeve is enclosed within on connecting pipe, and the middle part of drive sleeve is projective structure, and one end of spring is connected to the lower end of drive sleeve bulge-structure, and in the time adding carrier loading, the other end of spring acts on measuring head.
Further, described measuring head comprises the magnet of being made up of magnetic material and the impact head of being made up of adamas or tungsten carbide, and impact head is positioned at the bottom of magnet, the connector that described measuring head also comprises shoulder-catching, is connected with shoulder-catching, shoulder-catching is positioned at the top of measuring head, and connector is connected with magnet.
In the present invention, sclerometer can be realized the adjustable of height by rack and pinion engagement in the time of hand wheel rotating, and by by electronic coil directly on conduit, make the distance minimum of measuring head and coil, the final testing result therefore drawing is more accurate.And impact head comprises a magnet, the testing current can pass electronic coil by measuring head time goes out the hardness of test piece, and method is simple and improved work efficiency.Be made up of adamas or tungsten carbide the bottom of impact head, makes the hardness of impact head larger, is not easy the phenomenon that occurs that impact head is cracked in the time impacting workpiece.
Brief description of the drawings
Fig. 1 is scleroscopic structural representation;
Fig. 2 adds the structural representation of carrier in the time loading;
Fig. 3 adds the structural representation of carrier in the time discharging;
Fig. 4 adds the structural representation of carrier in the time loading.
Wherein the corresponding parts title of Reference numeral is as follows:
1-sclerometer, 2-base, 3-test board, 4-column, 5-hardness converter, 6-conduit, 7-hole, 8-electronic coil, 9-measuring head, 10-gearing, 11-handwheel, 12-spring, 13-release, 14-stay pipe, 15-adds carrier, 16-drive sleeve, 91-magnet, 92-impact head, 93-shoulder-catching, 94-connector, 151-connecting pipe, 152-gripper.
Embodiment
below in conjunction with accompanying drawing, the specific embodiment of the present invention is further described.It should be noted that at this, be used for helping to understand this invention for the explanation of these embodiments, but do not form limitation of the invention.In addition,, in each embodiment of described the present invention, related technical characterictic just can combine mutually as long as do not form each other conflict.
Embodiment 1
As shown in Figure 1 and Figure 2, be convenient to a device for measuring workpieces hardness, comprise sclerometer 1 and base 2, the column 4 that base 2 comprises a test board 3 and is connected with test board 3, its central post 4 is the cavity structure of an end opening, and sclerometer 1 is slidably arranged in column 4; Sclerometer 1 comprises a cylindrical cavity housing, hardness converter 5 is arranged in cylindrical cavity housing, also comprise the conduit 6 being connected on cylindrical cavity housing, measuring head 9 is slidably arranged in conduit 6, the bottom of conduit 6 has hole 7, above hole 7, be wound with electronic coil 8, wherein hardness converter 5 is with electronic coil 8 by being electrically connected, and described sclerometer 1 also comprises gearing 10.
Sclerometer 1 is slidably arranged in column 4, and in the time that workpiece is placed on test board 3, sclerometer 1 can be adjusted its height according to the thickness of workpiece, so that the hardness of accurate test piece.While using sclerometer 1 to test, gearing 10 can be in the interior slip of conduit 6 and with certain then resilience of velocity shock surface of the work to 9 one acting forces of measuring head, electronic coil 8 is wrapped in the lower end of conduit 6, in the time that measuring head 9 passes electronic coil, by there is electromagnetic induction with measuring head 9 in electronic coil 8, and hardness converter 5 with electronic coil 8 by being electrically connected, and then hardness converter 5 can be measured according to the impact velocity of measuring head 9 and rebound velocity the hardness of workpiece.
Embodiment 2
The present embodiment, on the basis of embodiment 1, also comprises the handwheel 11 that is arranged on column 4 sides.A bevel gear A who is connected with handwheel 11 is set in the cavity of column 4, and the bevel gear B being meshed with bevel gear A, wherein the axis of the axis of bevel gear A and bevel gear B is vertical and be positioned at same plane, on the back side of described sclerometer 1, is carved with tooth bar, and described tooth bar is meshed with bevel gear B.
Handwheel 11 is connected with bevel gear A, and in the time rotating handwheel 11, bevel gear A rotates, and bevel gear A rotates and will be with dynamic bevel gear B to rotate.Bevel gear B engages with the tooth bar on sclerometer 1 back side, in the time that handwheel 11 edges clockwise rotate, bevel gear B moves down drive sclerometer 1, in the time that handwheel 11 edges rotate counterclockwise, bevel gear B moves up drive sclerometer 1, and it is adjustable that the present embodiment has been realized scleroscopic height thus.
Embodiment 3
The present embodiment is on the basis of embodiment 1, as shown in Figure 3, Figure 4, described gearing 10 comprises the release 13 that is positioned at gearing 10 tops, is enclosed within the stay pipe 14 of conduit 6 outsides and in conduit 6, movably adds carrier 15, also comprises and is enclosed within the drive sleeve 16 adding on carrier 15; Described gearing 10 also comprises a spring 12.Described add the gripper 152 that carrier 15 comprises connecting pipe 151 and is connected with connecting pipe 151 bottoms, described gripper 152 has two at least, and the upper end of connecting pipe 151 is connected with release 13, and the bottom of described gripper 152 is provided with crotch.Described drive sleeve 16 is enclosed within on connecting pipe 151, and the middle part of drive sleeve 16 is projective structure, and one end of spring 12 is connected to the lower end of drive sleeve bulge-structure, and in the time adding carrier 15 and load, the other end of spring 12 acts on measuring head 9.
Sclerometer 1 is in the time loading, release 13 is positioned at the upper end of conduit 6 and is positioned at the upper end of cylindrical cavity housing through cylindrical cavity housing, now add carrier 15 moves up under the drive of release 13, until the top of gripper 152 props up the bottom of drive sleeve 16, adding in the process that carrier 15 upwards draws, gripper 152 catches measuring head 9 constantly to draw in, and now compressed and its one end of spring 12 is against on the connector 94 of measuring head 9.In the time that needs discharge measuring head 9, press release 13, now adding carrier 13 moves down drive gripper 152, in the work moving down, gripper 152 is constantly stretched out, and therefore spring 12 extended, in the time extending, spring 12 is given 9 one downward power of measuring head by connector 94, makes measuring head 9 remove to impact surface of the work with certain speed.
Embodiment 4
The present embodiment is on the basis of embodiment 1, described measuring head 9 comprises the magnet 91 of being made up of magnetic material and the impact head 92 of being made up of adamas or tungsten carbide, impact head 92 is positioned at the bottom of magnet 91, the connector 94 that described measuring head 9 also comprises shoulder-catching 93, is connected with shoulder-catching, shoulder-catching 93 is positioned at the top of measuring head 9, and connector 94 is connected with magnet 91.
Described tippet 93 is raised structures, and the bottom of gripper 152 is crotch, and the design of tippet 93 is convenient to gripper 152 and is picked up measuring head 9.Magnet 91 in measuring head 9 is magnetic material, in the time that measuring head 9 impacts through electronic coil 8 downwards, there is electromagnetic induction with electronic coil 8 and produce magnetic field in magnet 91, magnetic field produces an immediate current in electronic coil 8, electric current is transferred in hardness converter 5, calculates the impact velocity of measuring head 9 according to strength of current now.Clash into after surface of the work at measuring head 9, with certain speed resilience, in the time that electronic coil 8 is passed in measuring head 9 resiliences, after electromagnetic induction, electronic coil 8 produces an immediate current, and now electric current passes to the rebound velocity that calculates measuring head 9 in hardness converter 5.
Hardness converter 5 calculates the lee ' hardness value of surface of the work according to following formula:
Lee ' hardness value=(rebound velocity/impact velocity) is multiplied by 1000
And impact head 92 is made up of adamas or tungsten carbide, make the hardness of impact head 92 larger, in the time impacting workpiece, be not easy the phenomenon that occurs that impact head 92 is cracked.
By reference to the accompanying drawings the preferred embodiments of the disclosure and embodiment are explained in detail above, but the present invention is not limited to the above-described embodiment and examples, in the ken possessing those skilled in the art, can also make a variety of changes without departing from the inventive concept of the premise.
Claims (6)
1. a device of being convenient to measuring workpieces hardness, is characterized in that:
Comprise sclerometer (1) and base (2), the column (4) that base (2) comprises a test board (3) and is connected with test board (3), its central post (4) is the cavity structure of an end opening, sclerometer (1) is slidably arranged in column (4); Sclerometer (1) comprises a cylindrical cavity housing, hardness converter (5) is arranged in cylindrical cavity housing, also comprise the conduit (6) being connected on cylindrical cavity housing, measuring head (9) is slidably arranged in conduit (6), the bottom of conduit (6) has hole (7), in hole, the top of (7) is wound with electronic coil (8), and wherein hardness converter (5) is with electronic coil (8) by being electrically connected, and described sclerometer (1) also comprises gearing (10).
2. a kind of device of being convenient to measuring workpieces hardness according to claim 1, is characterized in that:
Also comprise the handwheel (11) that is arranged on column (4) side, a bevel gear A who is connected with handwheel (11) is set in the cavity of column (4), and the bevel gear B being meshed with bevel gear A, wherein the axis of the axis of bevel gear A and bevel gear B is vertical and be positioned at same plane, on the back side of described sclerometer 1, be carved with tooth bar, described tooth bar is meshed with bevel gear B.
3. a kind of device of being convenient to measuring workpieces hardness according to claim 1, is characterized in that:
Described gearing (10) comprises the release (13) that is positioned at gearing (10) top, be enclosed within the outside stay pipe (14) of conduit (6) and in conduit (6), movably add carrier (15), also comprising and be enclosed within the drive sleeve (16) adding on carrier (15); Described gearing (10) also comprises a spring (12).
4. a kind of device of being convenient to measuring workpieces hardness according to claim 3, is characterized in that:
Described add the gripper (152) that carrier (15) comprises connecting pipe (151) and is connected with connecting pipe (151) bottom, described gripper (152) has two at least, the upper end of connecting pipe (151) is connected with release (13), and the bottom of described gripper (152) is provided with crotch.
5. a kind of device of being convenient to measuring workpieces hardness according to claim 4, is characterized in that:
Described drive sleeve (16) is enclosed within on connecting pipe (151), the middle part of drive sleeve (16) is projective structure, one end of spring (12) is connected to the lower end of drive sleeve bulge-structure, and in the time adding carrier (15) loading, the other end of spring (12) acts on measuring head (9).
6. a kind of device of being convenient to measuring workpieces hardness according to claim 1, is characterized in that:
Described measuring head (9) comprises the magnet (91) of being made up of magnetic material and the impact head (92) of being made up of adamas or tungsten carbide, impact head (92) is positioned at the bottom of magnet (91), the connector (94) that described measuring head (9) also comprises shoulder-catching (93), is connected with shoulder-catching, shoulder-catching (93) is positioned at the top of measuring head (9), and connector (94) is connected with magnet (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410413017.XA CN104165813A (en) | 2014-08-21 | 2014-08-21 | Device facilitating measurement of hardness of workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410413017.XA CN104165813A (en) | 2014-08-21 | 2014-08-21 | Device facilitating measurement of hardness of workpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104165813A true CN104165813A (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410413017.XA Pending CN104165813A (en) | 2014-08-21 | 2014-08-21 | Device facilitating measurement of hardness of workpiece |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105004604A (en) * | 2015-08-21 | 2015-10-28 | 爱佩仪中测（成都）精密仪器有限公司 | Durometer rack for improving accuracy of hardness test result |
| CN105067462A (en) * | 2015-08-21 | 2015-11-18 | 爱佩仪中测（成都）精密仪器有限公司 | Hardness testing device beneficial to test precision |
| CN105067423A (en) * | 2015-08-21 | 2015-11-18 | 爱佩仪中测（成都）精密仪器有限公司 | Shore hardness tester machine frame with sleeving connection structure |
| CN105115841A (en) * | 2015-08-21 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Metal hardness test device convenient and fast to use |
| CN105115814A (en) * | 2015-08-21 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Sleeving connection mechanism capable of expanding application range of hardmeter rack |
| CN105136594A (en) * | 2015-08-21 | 2015-12-09 | 爱佩仪中测（成都）精密仪器有限公司 | Hardness testing device having extensive applicability |
| CN106124305A (en) * | 2016-08-26 | 2016-11-16 | 温州市凯宇五金有限公司 | A kind of five metals making rigidity detection device |
| CN106153484A (en) * | 2016-08-16 | 2016-11-23 | 温州市海龙五金制品有限公司 | A kind of five gold bullion rigidity detection devices |
| CN106198278A (en) * | 2016-08-16 | 2016-12-07 | 温州市海龙五金制品有限公司 | A kind of five metals plate visual-type rigidity detection device |
| CN111198142A (en) * | 2015-06-25 | 2020-05-26 | 麦克赛尔株式会社 | Hardness Tester |
| CN112485144A (en) * | 2020-11-20 | 2021-03-12 | 湖南力方轧辊有限公司 | Leeb hardness meter for production and detection of supporting roller |
-
2014
- 2014-08-21 CN CN201410413017.XA patent/CN104165813A/en active Pending
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111198142A (en) * | 2015-06-25 | 2020-05-26 | 麦克赛尔株式会社 | Hardness Tester |
| CN105115841B (en) * | 2015-08-21 | 2017-09-19 | 爱佩仪中测（成都）精密仪器有限公司 | Easily metal hardness test device |
| CN105067423B (en) * | 2015-08-21 | 2017-09-29 | 爱佩仪中测（成都）精密仪器有限公司 | Sclerometer frame with socket join structure |
| CN105004604B (en) * | 2015-08-21 | 2017-08-01 | 爱佩仪中测（成都）精密仪器有限公司 | A kind of hardometer stand for improving the hardness test result degree of accuracy |
| CN105115814A (en) * | 2015-08-21 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Sleeving connection mechanism capable of expanding application range of hardmeter rack |
| CN105136594A (en) * | 2015-08-21 | 2015-12-09 | 爱佩仪中测（成都）精密仪器有限公司 | Hardness testing device having extensive applicability |
| CN105067423A (en) * | 2015-08-21 | 2015-11-18 | 爱佩仪中测（成都）精密仪器有限公司 | Shore hardness tester machine frame with sleeving connection structure |
| CN105067462A (en) * | 2015-08-21 | 2015-11-18 | 爱佩仪中测（成都）精密仪器有限公司 | Hardness testing device beneficial to test precision |
| CN105067462B (en) * | 2015-08-21 | 2017-11-10 | 爱佩仪中测（成都）精密仪器有限公司 | Beneficial to the hardness-testing device of measuring accuracy |
| CN105115841A (en) * | 2015-08-21 | 2015-12-02 | 爱佩仪中测（成都）精密仪器有限公司 | Metal hardness test device convenient and fast to use |
| CN105004604A (en) * | 2015-08-21 | 2015-10-28 | 爱佩仪中测（成都）精密仪器有限公司 | Durometer rack for improving accuracy of hardness test result |
| CN105115814B (en) * | 2015-08-21 | 2017-09-29 | 爱佩仪中测（成都）精密仪器有限公司 | It is a kind of to improve the set connection mechanism of the hardometer frame scope of application |
| CN105136594B (en) * | 2015-08-21 | 2017-09-26 | 爱佩仪中测（成都）精密仪器有限公司 | A kind of hardness test device with broad applicability |
| CN106198278B (en) * | 2016-08-16 | 2019-01-22 | 唐山金马钢铁集团有限公司 | A kind of five golden plate visual-type rigidity detection devices |
| CN106198278A (en) * | 2016-08-16 | 2016-12-07 | 温州市海龙五金制品有限公司 | A kind of five metals plate visual-type rigidity detection device |
| CN106153484A (en) * | 2016-08-16 | 2016-11-23 | 温州市海龙五金制品有限公司 | A kind of five gold bullion rigidity detection devices |
| CN106124305A (en) * | 2016-08-26 | 2016-11-16 | 温州市凯宇五金有限公司 | A kind of five metals making rigidity detection device |
| CN106124305B (en) * | 2016-08-26 | 2018-11-02 | 滦南县鑫发农具有限责任公司 | A kind of hardware making rigidity detection device |
| CN112485144A (en) * | 2020-11-20 | 2021-03-12 | 湖南力方轧辊有限公司 | Leeb hardness meter for production and detection of supporting roller |
| CN112485144B (en) * | 2020-11-20 | 2024-02-09 | 湖南力方轧辊有限公司 | Rich hardness tester for production and detection of supporting roller |
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Application publication date: 20141126 |