CN108489833A - A kind of heavy casting and forging hardness measuring device - Google Patents
A kind of heavy casting and forging hardness measuring device Download PDFInfo
- Publication number
- CN108489833A CN108489833A CN201810342062.9A CN201810342062A CN108489833A CN 108489833 A CN108489833 A CN 108489833A CN 201810342062 A CN201810342062 A CN 201810342062A CN 108489833 A CN108489833 A CN 108489833A
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- Prior art keywords
- nose bar
- measuring device
- forging
- sleeve
- cam
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Forging (AREA)
Abstract
The invention discloses a kind of heavy casting and forging hardness measuring devices, including support base, it is connected on measuring table in support base, the upper surface of support base is connected with lifting gear, the top of lifting gear is connected with support plate, the upper end of support plate is connected with decelerating motor, the output end of decelerating motor is connected with cam by shaft coupling, through-hole is offered in support plate, nose bar is inserted in through-hole, the both ends of nose bar are arranged through through-hole, nose bar is equipped with the idler wheel to match with cam close to one end of cam, the one end of nose bar far from cam is connected with hardness tester, nose bar is socketed with restoring board on the side wall of hardness tester one end, resetting spring is connected on restoring board, resetting spring is set on nose bar, the other end of resetting spring is connected to the lower end of support plate.The configuration of the present invention is simple, it is easy to operate, multiple measurement easily is carried out to forge piece to be measured, and hardness measuring device is suitable for the forging of different-thickness.
Description
Technical field
The present invention relates to hardness measuring device technical field more particularly to a kind of heavy casting and forging hardness measuring devices.
Background technology
Type forge piece has weight in fields such as Machine Manufacture, auto manufacturing, ship, power station, weapon industry, steel and iron manufacturings
The effect wanted, as highly important parts, tool big volume and weight, technique and processing are more complicated.Usually
Ingot casting after the technique melting of use carries out forging or refuse moulding by casting, and desired shape is obtained by high frequency heating machine
Size and technology requirement, to meet the needs of its service condition, the forge piece after production needs to carry out hardness determination to it, with inspection
Whether qualified survey workpiece, it is existing that hardness determination is carried out often using paddle type mill detection mode, due to Big Steel Castings to heavy casting and forging
Forging needs progress repeated detection to take its average value when carrying out hardness determination, and multiple test process is very cumbersome, Er Qiezhen
Need the measuring device of different height, measurement cost excessively high to the forging of different-thickness.
Invention content
The purpose of the present invention is to solve heavy casting and forgings in the prior art to need progress more when carrying out hardness determination
Secondary detection takes its average value, and multiple test process is very cumbersome, and needs different height for the forging of different-thickness
Measuring device, the excessively high problem of measurement cost, and a kind of heavy casting and forging hardness measuring device proposed.
To achieve the goals above, present invention employs following technical solutions：
It is flat to be connected with measurement in the support base for a kind of heavy casting and forging hardness measuring device, including support base
On platform, the upper surface of the support base is connected with lifting gear, and the top of the lifting gear is connected with support plate, the branch
The upper end of fagging is connected with decelerating motor, and the output end of the decelerating motor is connected with cam, the support plate by shaft coupling
On offer through-hole, be inserted with nose bar in the through-hole, the both ends of the nose bar are arranged through through-hole, and the nose bar is close to cam
One end be equipped with the idler wheel that matches with cam, the one end of the nose bar far from cam is connected with hardness tester, the nose bar
It is socketed with restoring board on the side wall of hardness tester one end, resetting spring, the reset bullet are connected on the restoring board
Spring is set on nose bar, and the other end of the resetting spring is connected to the lower end of support plate.
Preferably, the lifting gear includes the sleeve of both ends open, and the sleeve is fixedly connected in support base, institute
It states and is inserted with sleeve column in sleeve, the sleeve column offers locating slot, the slot bottom of the locating slot on the side wall of lower end position
It is connected with spring, the other end of the spring is connected with positioning pin, and it is in vertical direction that the sleeve, which corresponds on the side wall of positioning pin,
Several location holes are uniformly and equidistantly offered, the one end of the positioning pin far from spring extends out to described in corresponding one
In location hole.
Preferably, sliding slot is symmetrically offered on the hole wall of the through-hole, is slidably connected in the sliding slot there are one sliding block, two
The opposite side of a sliding block is commonly connected on the side wall of nose bar.
Preferably, the one end of the sliding block far from nose bar offers rolling groove, and the ball rolled is equipped in the rolling groove,
The one end of the ball far from nose bar passes through the notch of rolling groove and extends outwardly, and the ball rolls the slot bottom for being connected to sliding slot
On.
Preferably, the sphere diameter of the ball is more than the slot diameter of rolling groove notch.
Preferably, sliding groove is symmetrically offered on the correspondence cell wall of the locating slot, be slidably connected in the sliding groove
There are one sliding shoes, and the opposite side of two sliding shoes is commonly connected on the side wall of positioning pin.
Preferably, tension spring is connected in the support base in the sleeve, the other end of the tension spring is connected to set
The lower end of column.
Preferably, the lower end of the sliding block is connected with compression spring, and the other end of the compression spring is connected to corresponding sliding slot the bottom of close to
On the cell wall in portion.
Preferably, the measuring table is equipped with anti-skid chequer.
Compared with prior art, the present invention provides a kind of heavy casting and forging hardness measuring devices, have following beneficial
Effect：
1, heavy casting and forging hardness measuring device, by the way that measuring table is arranged, support plate, decelerating motor, cam, leads to
Forge piece to be measured is placed on measuring table by hole, nose bar, hardness tester, restoring board and resetting spring, is started and is slowed down
Motor band moving cam rotates, and nose bar, the pressure of nose bar lower end hardness tester are pressed down against when being contacted with nose bar at the protrusion of cam
Head is closely extruded in forge piece surface, and detection numerical value is recorded with hardness tester, when being detached with nose bar at the protrusion of cam,
Under the reseting elasticity effect of resetting spring, nose bar is returned to original position, repeats above-mentioned step and plays, easily to forge piece to be measured
Multiple measurement is carried out.
2, heavy casting and forging hardness measuring device, by the way that sleeve, sleeve column, locating slot, spring, positioning pin is arranged and determines
Position hole, according to the thickness of forge piece to be measured, position of the adjustment sleeve column in sleeve, bullet of the positioning pin in spring in locating slot
Under force effect in bullet to corresponding location hole, position of the sleeve column in sleeve is fixed, to by lifting gear and
The place height of hardness tester is changed so that hardness measuring device is suitable for the forging of different-thickness, reduces needle
To the measurement cost of different-thickness forge piece.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, structure of the invention
Simply, easy to operate, multiple measurement easily is carried out to forge piece to be measured, and hardness measuring device is suitable for difference
The forging of thickness reduces the measurement cost for different-thickness forge piece.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of heavy casting and forging hardness measuring device proposed by the present invention；
Fig. 2 is a kind of enlarged drawing of heavy casting and forging hardness measuring device part A proposed by the present invention；
Fig. 3 is a kind of enlarged drawing of heavy casting and forging hardness measuring device part B proposed by the present invention.
In figure：1 support base, 2 measuring tables, 3 support plates, 4 decelerating motors, 5 cams, 6 through-holes, 7 nose bars, the inspection of 8 hardness
Survey meter, 9 restoring boards, 10 resetting springs, 11 sleeves, 12 sleeve columns, 13 locating slots, 14 springs, 15 positioning pins, 16 location holes, 17 cunnings
Slot, 18 sliding blocks, 19 rolling grooves, 20 balls, 21 sliding grooves, 22 sliding shoes, 23 tension springs, 24 compression springs.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
In the description of the present invention, it is to be understood that, term "upper", "lower", "front", "rear", "left", "right", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation, with
Specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Referring to Fig.1-3, a kind of heavy casting and forging hardness measuring device, including support base 1 connect in support base 1
Have on measuring table 2, the upper surface of support base 1 is connected with lifting gear, and the top of lifting gear is connected with support plate 3, branch
The upper end of fagging 3 is connected with decelerating motor 4, and the output end of decelerating motor 4 is connected with cam 5 by shaft coupling, is opened in support plate 3
Equipped with through-hole 6, nose bar 7 is inserted in through-hole 6, the both ends of nose bar 7 are arranged through through-hole 6, and nose bar 7 is set close to one end of cam 5
There are the idler wheel to match with cam 5, the one end of nose bar 7 far from cam 5 to be connected with hardness tester 8, nose bar 7 is close to hardness determination
It counts and is socketed with restoring board 9 on the side wall of 8 one end, resetting spring 10 is connected on restoring board 9, resetting spring 10 is set in nose bar 7
On, the other end of resetting spring 10 is connected to the lower end of support plate 3, and forge piece to be measured is placed on measuring table 2, is opened
Dynamic decelerating motor 4 is rotated with moving cam 5, is pressed down against nose bar 7 when being contacted with nose bar 7 at the protrusion of cam 5,7 lower end of nose bar is hard
The pressure head of degree detection meter 8 is closely extruded in forge piece surface, detection numerical value is recorded with hardness tester 8, when the protrusion of cam 5
When place is detached with nose bar 7, under the reseting elasticity effect of resetting spring 10, nose bar 7 is returned to original position, repeats above-mentioned step and plays, gently
Pine has carried out multiple measurement to forge piece to be measured.
Lifting gear includes the sleeve 11 of both ends open, and sleeve 11 is fixedly connected in support base 1, is plugged in sleeve 11
There are sleeve column 12, sleeve column 12 to offer locating slot 13 on the side wall of lower end position, the slot bottom of locating slot 13 is connected with spring 14,
The other end of spring 14 is connected with positioning pin 15, is uniformly and equidistantly opened in vertical direction on the side wall of the correspondence positioning pin 15 of sleeve 11
Equipped with several location holes 16, the one end of positioning pin 15 far from spring 14 extends out in a corresponding location hole 16, root
According to the thickness of forge piece to be measured, position of the sleeve column 12 in sleeve 11 is adjusted, positioning pin 15 is in spring 14 in locating slot 13
The lower bullet to corresponding location hole 16 of elastic force effect in, position of the sleeve column 12 in sleeve 11 is fixed, to rise
The place of falling unit and hardness tester 8 height is changed so that hardness measuring device is suitable for the forging of different-thickness
Part reduces the measurement cost for different-thickness forge piece.
Sliding slot 17 is symmetrically offered on the hole wall of through-hole 6, being slidably connected in sliding slot 17, there are one sliding block 18, two sliding blocks 18
Opposite side be commonly connected on the side wall of nose bar 7, increase the movable stability in through-hole 6 of nose bar 7, and prevent convex
Bar 7 slides from through-hole 6.
The one end of sliding block 18 far from nose bar 7 offers rolling groove 19, and the ball 20 rolled, ball 20 are equipped in rolling groove 19
One end far from nose bar 7 passes through the notch of rolling groove 19 and extends outwardly, and the rolling of ball 20 is connected on the slot bottom of sliding slot 17, is led to
It crosses ball 20 and rolls the frictional force for reducing sliding block 18 in sliding slot 17 suffered by movement.
The sphere diameter of ball 20 is more than the slot diameter of 19 notch of rolling groove, prevents ball 20 from being skidded off from rolling groove 19.
Sliding groove 21 is symmetrically offered on the correspondence cell wall of locating slot 13, being slidably connected in sliding groove 21, there are one slidings
The opposite side of block 22, two sliding shoes 22 is commonly connected on the side wall of positioning pin 15, is driven and is slided when positioning pin 15 moves
Motion block 22 moves in sliding groove 21, and the end that sliding shoe 22 is moved to sliding groove 21 drives positioning pin 15 to stop when stopping mobile
It is mobile, it effectively prevents the phenomenon that positioning pin 15 is ejected locating slot 13 and occurs.
Tension spring 23 is connected in the support base 1 in sleeve 11, the other end of tension spring 23 is connected under sleeve column 12
A stretching return is played the role of in end by tension spring 23 to sleeve column 12.
The lower end of sliding block 18 is connected with compression spring 24, and the other end of compression spring 24 is connected to cell wall of the corresponding sliding slot 17 close to bottom
On, when the protruding end of cam 5 is detached with nose bar 7, compressed compression spring 24 pops into position sliding block 18, and then drives nose bar 7
Original position is returned to, the power that nose bar 7 moves upwards is increased.
Measuring table 2 is equipped with anti-skid chequer, keeps the casting to be measured being placed on measuring table 2 more firm.
In the present invention, forge piece to be measured is placed on measuring table 2, starts decelerating motor 4 with 5 turns of moving cam
It is dynamic, it is pressed down against nose bar 7 when being contacted with nose bar 7 at the protrusion of cam 5, the pressure head of 7 lower end hardness tester 8 of nose bar closely squeezes
It is pressed in forge piece surface, detection numerical value is recorded with hardness tester 8, when being detached with nose bar 7 at the protrusion of cam 5, is resetting
Under the reseting elasticity effect of spring 10, nose bar 7 is returned to original position, repeats above-mentioned step and plays, easily to forge piece to be measured into
Multiple measurement is gone；According to the thickness of forge piece to be measured, position of the adjustment sleeve column 12 in sleeve 11, locating slot 13 is default
In bullet to corresponding location hole 16, position of the sleeve column 12 in sleeve 11 is carried out under the elastic force effect of spring 14 for position pin 15
It is fixed, to which the place of lifting gear and hardness tester 8 height be changed so that hardness measuring device is suitable for
The forging of different-thickness reduces the measurement cost for different-thickness forge piece.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of heavy casting and forging hardness measuring device, including support base (1), which is characterized in that the support base (1)
On be connected on measuring table (2), the upper surface of the support base (1) is connected with lifting gear, the top of the lifting gear
End is connected with support plate (3), and the upper end of the support plate (3) is connected with decelerating motor (4), the output of the decelerating motor (4)
End is connected with cam (5) by shaft coupling, and through-hole (6) is offered on the support plate (3), is inserted in the through-hole (6) convex
The both ends of bar (7), the nose bar (7) are arranged through through-hole (6), and the nose bar (7) is equipped with close to one end of cam (5) and cam
(5) idler wheel to match, the one end of the nose bar (7) far from cam (5) are connected with hardness tester (8), and the nose bar (7) is leaned on
It is socketed with restoring board (9) on the side wall of nearly hardness tester (8) one end, resetting spring (10) is connected on the restoring board (9),
The resetting spring (10) is set on nose bar (7), and the other end of the resetting spring (10) is connected under support plate (3)
End.
2. a kind of heavy casting and forging hardness measuring device according to claim 1, which is characterized in that the lifting gear
Sleeve (11) including both ends open, the sleeve (11) are fixedly connected in support base (1), are plugged in the sleeve (11)
There are sleeve column (12), the sleeve column (12) to offer locating slot (13) on the side wall of lower end position, the locating slot (13)
Slot bottom is connected with spring (14), and the other end of the spring (14) is connected with positioning pin (15), the corresponding positioning of the sleeve (11)
It sells and uniformly and equidistantly offers several location holes (16) in vertical direction on the side wall of (15), the positioning pin (15) is far from bullet
One end of spring (14) extends out in a corresponding location hole (16).
3. a kind of heavy casting and forging hardness measuring device according to claim 1, which is characterized in that the through-hole (6)
Hole wall on symmetrically offer sliding slot (17), being slidably connected in the sliding slot (17), there are one sliding block (18), two sliding blocks
(18) opposite side is commonly connected on the side wall of nose bar (7).
4. a kind of heavy casting and forging hardness measuring device according to claim 3, which is characterized in that the sliding block (18)
One end far from nose bar (7) offers rolling groove (19), and the ball (20) rolled, the ball are equipped in the rolling groove (19)
(20) one end far from nose bar (7) passes through the notch of rolling groove (19) and extends outwardly, and the ball (20) rolls and is connected to cunning
On the slot bottom of slot (17).
5. a kind of heavy casting and forging hardness measuring device according to claim 4, which is characterized in that the ball (20)
Sphere diameter be more than rolling groove (19) notch slot diameter.
6. a kind of heavy casting and forging hardness measuring device according to claim 2, which is characterized in that the locating slot
(13) sliding groove (21) is symmetrically offered on correspondence cell wall, being slidably connected in the sliding groove (21), there are one sliding shoes
(22), the opposite side of two sliding shoes (22) is commonly connected on the side wall of positioning pin (15).
7. a kind of heavy casting and forging hardness measuring device according to claim 2, which is characterized in that be located at the sleeve
(11) tension spring (23) is connected in the support base (1) in, the other end of the tension spring (23) is connected to the lower end of sleeve column (12).
8. a kind of heavy casting and forging hardness measuring device according to claim 3, which is characterized in that the sliding block (18)
Lower end be connected with compression spring (24), the other end of the compression spring (24) is connected to corresponding sliding slot (17) on the cell wall of bottom.
9. a kind of heavy casting and forging hardness measuring device according to claim 1, which is characterized in that the measuring table
(2) it is equipped with anti-skid chequer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810342062.9A CN108489833A (en) | 2018-04-17 | 2018-04-17 | A kind of heavy casting and forging hardness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810342062.9A CN108489833A (en) | 2018-04-17 | 2018-04-17 | A kind of heavy casting and forging hardness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108489833A true CN108489833A (en) | 2018-09-04 |
Family
ID=63316247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810342062.9A Withdrawn CN108489833A (en) | 2018-04-17 | 2018-04-17 | A kind of heavy casting and forging hardness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108489833A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971321A (en) * | 2018-09-11 | 2018-12-11 | 天津星原汽车零部件有限公司 | A kind of auto parts stamping device |
| CN111579373A (en) * | 2020-05-29 | 2020-08-25 | 浙江礼显试验仪器制造有限公司 | Testing machine for measuring compressive strength |
-
2018
- 2018-04-17 CN CN201810342062.9A patent/CN108489833A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108971321A (en) * | 2018-09-11 | 2018-12-11 | 天津星原汽车零部件有限公司 | A kind of auto parts stamping device |
| CN111579373A (en) * | 2020-05-29 | 2020-08-25 | 浙江礼显试验仪器制造有限公司 | Testing machine for measuring compressive strength |
| CN111579373B (en) * | 2020-05-29 | 2021-04-16 | 浙江礼显试验仪器制造有限公司 | Testing machine for measuring compressive strength |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180904 |
|
| WW01 | Invention patent application withdrawn after publication |