Steel coil end-face bleeding edge measuring method
The present invention relates to a kind of coil of strip measuring method, a kind of steel coil end-face bleeding edge measuring method is particularly related to.
In strip coiling process, because helping the reasons such as volume belt tension is improper, precision of equipment installation is not high to cause finished steel
Roll up end face not concordant, produce steel coil end-face bleeding edge.To meet strict demand of the user to steel coil end-face bleeding edge size, improve
Final product quality, coil of strip must be measured before dispatching from the factory to bleeding edge, that is, measure bleeding edge to the distance and spilling of coil of strip outmost turns
Side exceeds the accurate dimension of steel coil end-face.There is problems with the current measurement to steel coil end-face bleeding edge size：1) in industry,
In the market can not find specific purpose tool or relatively good alternative instrument；2) using steel ruler, the alternative instrument measurement accuracy such as clearance gauge compared with
Difference；3) to improve precision, when being measured using steel ruler and clearance gauge, operate relatively complicated, it is often necessary to two people's conjunction measurings, wherein one
Steel ruler (length 500mm-1000mm or so) chi face is vertically placed on steel coil end-face and its side is compacted along coil diameter direction by people,
The gap that another person is surveyed between steel ruler side and coil of strip with clearance gauge.
The content of the invention
It is an object of the invention to provide a kind of high, the easy to use steel coil end-face bleeding edge measuring method of measurement accuracy.
To achieve the above object, the steel coil end-face bleeding edge measuring scale designed by the present invention, including rod support, main scale and trip
Mark.The main scale is vertically fixed on rod support, and the vernier is connected on main scale by slide rail and can slided on main scale.It is described
Be provided with secondary ruler on vernier, the secondary ruler be connected to by slide rail on vernier and can along main scale vertical slip.The secondary ruler
Front end is provided with probe, and the probe is flake, and its thickness is slightly less than individual layer belt steel thickness, can be according to individual layer belt steel thickness more
Change the probe of different-thickness；It is relatively thin due to popping one's head in, it is easily damaged in measurement, therefore a number of probe need to be equipped with case more
Change.Rebounding mechanism is additionally provided between the vernier and secondary ruler, the rebounding mechanism uses V-arrangement shell fragment, the card of the V-arrangement shell fragment
Between vernier seat and secondary ruler, for resetting secondary ruler and withdrawing probe.
The bottom (part contacted with coil of strip) of the rod support or rod support are integrally made by permanent-magnet materials, can be adsorbed on
On coil of strip surface.Two Magnetic ruler pin are provided with the rod support, the Magnetic ruler pin includes turning arm and magnetic block.The rotation
The two ends of pivoted arm are rotatably attached on magnetic block and rod support respectively.
Be provided with side by side on the rod support in two rotating shafts (rotating shaft is not rotated in itself), two rotating shafts be respectively arranged with
The bearing that rotating shaft coordinates a, part for the outer ring of the bearing is fixedly connected with turning arm, and gear is cased with another part.Two axles
The gear intermeshing held is consistent the anglec of rotation of two turning arms, to realize the synchronous rotary of two Magnetic ruler pin.
Rebounding mechanism is additionally provided between the vernier and secondary ruler, for resetting secondary ruler to withdraw probe.Rebounding mechanism can
From elastomeric elements such as spring, V-arrangement shell fragments.Secondary ruler, which is slided and extrudes V-arrangement shell fragment, by taking V-arrangement shell fragment as an example, during measurement makes V-arrangement shell fragment
Two ends draw close, V-arrangement shell fragment is restored and secondary ruler is recovered to initial position after measurement, and now probe is withdrawn inside vernier, is played
Protect the effect of probe.
In addition, the top of the secondary ruler is provided with graduation mark, graduation mark according to precision need can using single graduation mark or
Similar to the two-scale line of slide measure；The main scale is according to whether measurement bleeding edge is determined to the distance of coil of strip outmost turns
It is fixed that whether graduation mark is set.
As a kind of preferred scheme, the lock-screw for vernier being locked on main scale is provided with the vernier.
As a kind of preferred scheme, the end of the main scale is provided with block, for avoid vernier in slipping from
Come off on main scale.
As a kind of preferred scheme, the one side that the rod support is contacted with coil of strip is inner concave, i.e. both sides protrusion, middle to chi
Seat contract.Because coil of strip outer peripheral surface is circular arc camber, the contact area of rod support and coil of strip can be increased using inner concave, it is to avoid
Rod support double swerve, increases the stability of measuring scale.
As a kind of preferred scheme, the connection between the magnetic block, turning arm is hinge connection.
Surveyed invention also provides one kind using such as steel coil end-face bleeding edge according to any one of claims 1 to 5
The steel coil end-face bleeding edge measuring method that gage is measured, comprises the following steps：
1) traverse measurement chi makes right-angle surface in main scale be close to the end face of coil of strip, and makes the center of circle of main scale sensing coil of strip, will
Rod support is inhaled on coil of strip outer ring, and putting down two Magnetic ruler pin makes two magnetic blocks inhale on coil of strip outer ring.
2) after measuring scale fixing-stable, moving cursor passes through the locking screw being arranged on vernier to the position for needing to detect
Vernier is fixed on measurement main scale by nail；
3) top of secondary ruler is gently pressed, after probe contacts end face of coil of strip measured by secondary ruler, by secondary ruler
Graduation mark can directly read steel coil end-face bleeding edge exceed steel coil end-face actual size；
4) in previous step, rebounding mechanism pushes generation elastic deformation by secondary ruler, when unclamping secondary ruler, due to rebounding mechanism
Reaction force, secondary ruler move up recovery and will probe suction vernier in.
The beneficial effects of the invention are as follows：The steel coil end-face bleeding edge measuring scale that this method is used is measurement finished steel coils end
The specific purpose tool of face bleeding edge size, the distance of the measurable bleeding edge of main scale to coil of strip outmost turns, the measurable bleeding edge of secondary ruler surpasses
Go out the accurate dimension of steel coil end-face；The magnetic block at Magnetic ruler pin two ends is made using permanent-magnet materials, is firmly adsorbed by magnetic force
In coil of strip outer ring, stable connection is easy to use.
Brief description of the drawings
Fig. 1 is the stereogram of improved steel coil end-face bleeding edge measuring scale of the invention.
Fig. 2 is the main structure diagram of steel coil end-face bleeding edge measuring scale in Fig. 1.
Fig. 3 is the overlooking the structure diagram of steel coil end-face bleeding edge measuring scale in Fig. 1.
Fig. 4 is the structural representation of A-A sections in Fig. 2.
Fig. 5 removes the structural representation after clamping plate for vernier in Fig. 1.
Wherein：Rod support 1, rotating shaft 11, bearing 12, gear 13, main scale 2, block 21, vernier 3, rebounding mechanism 31, locking screw
Nail 32, vernier seat 33, clamping plate 34, secondary ruler 4, probe 41, Magnetic ruler pin 5, turning arm 51, magnetic block 52, graduation mark 6
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 1~5, improved steel coil end-face bleeding edge measuring scale of the invention, including rod support 1, main scale 2 and vernier 3.
The bottom of rod support 1 is made by permanent-magnet materials, and its one side contacted with coil of strip is inner concave.Two magnetic are provided with rod support 1
Chi pin 5, Magnetic ruler pin 5 includes turning arm 51 and magnetic block 52, magnetic block 52 and the hinge connection of turning arm 51.On rod support 1 side by side
Ground is fixed with the bearing 12 for being respectively arranged with and coordinating with rotating shaft 11 in two rotating shafts 11, two rotating shafts 11, the inner ring two of bearing 12
End is provided with back-up ring to avoid bearing from sliding axially.The outer ring of bearing 12 is connected to turning arm 51 and gear 13, and the two is same
Step rotation.The intermeshing of gear 13 in two bearings 12 (two Magnetic ruler pin 5 respectively have a bearing) makes the rotation of two turning arms 51
Gyration is consistent.Vernier 3 is main to be made up of vernier seat 33 and clamping plate 34, and vernier seat 33 is connected on main scale 2 by slide rail
And can be slided on main scale 2.Be provided with the lock-screw 32 for vernier 3 being locked on main scale 2 on vernier seat 33.
The vernier seat 33 of vernier 3 is connected to vernier seat with being provided with secondary ruler 4, secondary ruler 4 in the interlayer of clamping plate 34 by slide rail
On 33 and can along main scale 2 vertical slip；The front end of secondary ruler 4 is provided with probe 41, and probe 41 is flake；Vernier 3 and secondary ruler 4
Between be additionally provided with rebounding mechanism 31, rebounding mechanism 31 uses V-arrangement shell fragment, and its two ends is contacted with vernier seat 33 and secondary ruler 4 respectively.
Clamping plate 34 is fixedly connected on vernier seat 3, it can be ensured that do not disengaged when secondary ruler 4 and the work of rebounding mechanism 31 from vernier seat 33.
During measurement, secondary ruler 4 is slided and extruding V-arrangement shell fragment draws close the two ends of V-arrangement shell fragment；V-arrangement shell fragment restores simultaneously after measurement
Secondary ruler 4 is recovered to initial position, protection probe 41 is played a part of in 41 inside for being retracted to vernier 3 of now popping one's head in.
Graduation mark 6 is respectively arranged with main scale 2, secondary ruler 4.The end of main scale 2 is provided with block 21, and vernier 3 can be avoided to exist
Come off in slipping from main scale 2.
The main working process of above-mentioned measuring scale is as follows：
1) traverse measurement chi makes right-angle surface in main scale 2 be close to the end face of coil of strip, and make main scale 2 point to coil of strip the center of circle,
Rod support 1 is inhaled on coil of strip outer ring, putting down two Magnetic ruler pin 5 makes two magnetic blocks 51 inhale on coil of strip outer ring.
2) after measuring scale fixing-stable, moving cursor 3 passes through the lock-screw 32 on vernier 3 to the position for needing to detect
Vernier 3 is fixed on measurement main scale 2.The top of secondary ruler 4 is gently pressed, when probe 41 touches measured coil of strip in secondary ruler 4
End face after, by the graduation mark 6 in secondary ruler 4 can directly read steel coil end-face bleeding edge exceed steel coil end-face actual chi
It is very little.Now rebounding mechanism 31 also pushes generation elastic deformation by secondary ruler 4.When unclamping secondary ruler 4, due to the anti-work of rebounding mechanism 31
Firmly, secondary ruler 4 moves up recovery and sucks probe 41 in vernier 3 (between vernier seat 33 and clamping plate 34).
3) after the completion of measurement work, magnetic block 51 is pulled upwards, then whole measuring scale is departed to measured coil of strip,
Lock-screw 32 is unclamped, vernier 3 is gently drawn close to rod support 1, lock-screw 32 is fastened after drawing close again.After the completion of above-mentioned action,
Measuring scale is fitted into special ruler box and deposited.