CN217424966U - Hot-rolled steel strip torsion test device - Google Patents
Hot-rolled steel strip torsion test device Download PDFInfo
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- CN217424966U CN217424966U CN202122882400.8U CN202122882400U CN217424966U CN 217424966 U CN217424966 U CN 217424966U CN 202122882400 U CN202122882400 U CN 202122882400U CN 217424966 U CN217424966 U CN 217424966U
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Abstract
The utility model relates to a hot rolling steel band torsion test device belongs to sheet metal check out test set technical field. Including base (1), movable supporting seat (2), fixed bolster (3), dwang (4), rolling bearing (5), T shape bolt (7), movable supporting seat (2), fixed bolster (3) both sides are equipped with two T shape bolts (7), movable supporting seat (2) slip assembly is in one side of two sliding tray (27), and fixed bolster (3) fastening fixed assembly is at the opposite side of two sliding tray (27), dwang (4) assembly is in rolling bearing (5). The utility model discloses simple manufacture, convenient to use guarantee at experimental axiality, and the afterburning in-process can carry out accurate control, satisfies the test requirement of different length samples, and it is accurate to measure.
Description
Technical Field
The utility model relates to a hot rolling steel band torsion test device belongs to sheet metal check out test set technical field.
Background
After the hot-rolled steel strip product is sold and delivered from a factory after being qualified through conventional chemical composition and mechanical property inspection, the coiled pipe can crack in the use process of a special user, and the conventional inspection cannot detect the torsional property, the delivery quality inspection does not stipulate the steel strip torsional test, and a corresponding special test device is not provided, so that the hot-rolled steel strip product cannot be used for detecting the torsional property, and the problem that the user cracks in the use of coiled pipes and the like can not be effectively avoided, and adverse consequences are brought to hot-rolled steel strip manufacturers and use units. In order to simulate the use state of downstream users, improve the utilization rate of the hot rolled steel strip and reduce the waste sample rate and loss, a hot rolled steel strip torsion test device is necessary to be designed to simulate the stress condition of the hot rolled steel strip in the use of the downstream users, realize the detection of the torsion cracking of the hot rolled steel strip and guide the effective hot rolling process improvement and adjustment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hot rolling steel band torsion test device solves the unable detection of hot rolling steel band and twists reverse the fracture condition, and the movable ability of base satisfies the experimental requirement of different sample length, can simulate the atress condition of hot rolled steel board in the user of low reaches, and the effectual hot rolling technology that carries on improves and adjusts, has solved the above-mentioned problem that exists in the background effectively, simple manufacture, convenient to use.
The technical scheme of the utility model is that:
the utility model provides a hot rolling steel band torsion test device, includes base, movable support seat, fixed bolster, dwang, rolling bearing, T shape bolt, the base is the steel construction, and the upper end is provided with two logical long sliding chutes, the sliding chute is the T-slot, movable support seat, fixed bolster are T shape structural steel board, and both sides are equipped with two T shape bolts, movable support seat middle part is provided with steel sheet groove I, steel sheet groove I is rectangular shape open slot, I top in steel sheet groove is equipped with bolt II, and two T shape bolt sliding assembly are in one side of two sliding chutes, fixed bolster middle part is equipped with rolling bearing, and the top is equipped with bolt I, fixes rolling bearing in fixed support seat, and two T shape bolt fastening are fixed to be assembled at the opposite side of two sliding chutes, the dwang includes that add power end, location boss, The clamping end is a quadrilateral steel plate, a positioning boss is arranged between the circular shaft and the clamping end, the circular boss is in a circular ring shape, the circular shaft is provided with one end of a thread and is fixedly connected with a force application end, a steel plate groove II is arranged in the middle of the clamping end, the steel plate groove II is a long strip-shaped open groove, the circular shaft is assembled in a rotating bearing, the boss is fixedly connected with one side of the rotating bearing through a nut, the boss is clamped outside the boss of the rotating bearing, and a bolt III is assembled at the top of the clamping end.
According to the hot rolled steel strip torsion test device, the outer side of the fixed support seat is adhered with the annular dial plate, the outer side of the rotating bearing is provided with the pointer positioning boss, the circular shaft is rotated, after the steel plate groove II horizontally corresponds to the steel plate groove I, the pointer with the pointer is sleeved on the circular shaft, the pointer position of the pointer is rotatably adjusted to enable the pointer to point to the zero scale position of the dial plate, the pointer positioning nut is fixedly arranged along the thread, the pointer is fixed on the circular shaft and positioned between the pointer positioning boss and the pointer positioning nut, the pointer can rotate along with the circular shaft, the pointer points to the zero scale before the test is started, and the scale on the dial plate is indicated in real time to display the rotation angle in the test process.
According to the hot rolled steel strip torsion test device, one side of the movable supporting seat is provided with the length positioning pointer, the surface of the base corresponding to the length positioning pointer is provided with the graduated scale, and the graduated scale is a length graduated scale with the minimum scale of 1 mm.
The hot rolled steel strip torsion test device is characterized in that the coaxiality graduated scale is arranged on the outer side of the upper plate of the steel plate groove I and the steel plate groove II), the center of the coaxiality graduated scale is superposed with the vertical bisector in the width direction of the groove of the steel plate groove I and the groove of the steel plate groove II, the center graduation is zero, the coaxiality graduated scale uniformly extends to the two sides of the ruler by 20-30 mm, the minimum graduation of the ruler is 1 mm, and the centers of the coaxiality graduated scale on the steel plate groove I and the steel plate groove II are on the same vertical plane.
According to the torsion test device for the hot rolled steel strip, the shape of the cross section of the stress application end is quadrilateral.
According to the torsion test device for the hot rolled steel strip, one end of the stressing wrench is provided with the quadrilateral hole, and the shape of the quadrilateral hole is matched with that of the stressing end.
According to the torsion test device for the hot rolled steel strip, the horizontal center lines of the steel plate groove I and the steel plate groove II are on the same plane.
The utility model has the advantages that:
the utility model discloses simple manufacture, high durability and convenient use, steel sheet groove I through fixed support seat and movable support seat, II fixed samples in steel sheet groove, fasten with bolt I, can guarantee that chuck and sample do not take place relative slip in the test process, two steel sheet grooves I, II highly uniform in steel sheet groove have guaranteed experimental axiality, afterburning in-process can reflect the angle of torsion through the pointer, carry out accurate control, T-slot on the base makes movable support seat freely remove, satisfy the test requirement of different length samples, it is accurate to measure.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is a side view of the movable support base of the device of the present invention;
FIG. 3 is a side view of the fixing support base of the device of the present invention;
FIG. 4 is a top view of the base of the device of the present invention;
fig. 5 is a side view of the base of the device of the present invention;
fig. 6 is a schematic view of a rotating rod of the device of the present invention;
FIG. 7 is a schematic view of a force application wrench of the present invention;
FIG. 8 is a side view of the device of the present invention;
FIG. 9 is a schematic diagram of a shouldered steel strip sample structure;
FIG. 10 is a schematic structural view of a steel strip sample without a shoulder;
labeled as: the device comprises a base 1, a movable support seat 2, a fixed support seat 3, a rotating rod 4, a rotating bearing 5, a force application wrench 6, a T-shaped bolt 7, a dial plate 8, a pointer 9, a graduated scale 10, a steel strip with a shoulder 11, a pointer positioning nut 12, a pointer positioning boss 13, a nut 14, a bolt I15, a force application end 16, a bolt II 17, a bolt III 18, a positioning boss 19, a length positioning pointer 20, a steel strip without a shoulder 21, a coaxiality graduated scale 22, a steel plate groove I23, a steel plate groove II 24, a clamping end 25, a round shaft 26, a sliding groove 27 and threads 28.
Detailed Description
The following figures further illustrate the present invention in terms of specific embodiments.
As shown in the attached drawings, the hot-rolled steel strip torsion test device comprises a base 1, a movable supporting seat 2, a fixed supporting seat 3, a rotating rod 4, a rotating bearing 5 and T-shaped bolts 7, wherein the base 1 is of a steel structure, two through long sliding grooves 27 are formed in the upper end of the base 1, the sliding grooves 27 are T-shaped grooves, the movable supporting seat 2 and the fixed supporting seat 3 are T-shaped structural steel plates, two T-shaped bolts 7 are assembled on two sides of the base, a steel plate groove I23 is formed in the middle of the movable supporting seat 2, the steel plate groove I23 is a long-strip-shaped open groove, a bolt II 17 is assembled at the top of the steel plate groove I23, the two T-shaped bolts 7 are assembled on one side of the two sliding grooves 27 in a sliding mode, the rotating bearing 5 is assembled in the middle of the fixed supporting seat 3, a bolt I15 is assembled at the top of the fixed supporting seat 5, the two T-shaped bolts 7 are fixedly assembled on the other side of the two sliding grooves 27 in a fastening mode, the rotating rod 4 comprises a forcing end 16, a positioning boss 19, a clamping end 25 and a circular shaft 26, the circular shaft 26 is a long shaft, one end of the circular shaft 26 is provided with a thread 28, the other end of the circular shaft is fixedly connected with the clamping end 25, the clamping end 25 is a quadrilateral steel plate, the positioning boss 19 is arranged between the circular shaft 26 and the clamping end 25, the positioning boss 19 is a circular boss, the circular shaft 26 is provided with a thread, one end of the circular shaft is fixedly connected with the forcing end 16, a steel plate groove II 24 is arranged in the middle of the clamping end 25, the steel plate groove II 24 is a long strip-shaped open groove, the circular shaft 26 is assembled in the rotating bearing 5 and is fixedly connected with a boss on one side of the rotating bearing 5 through a nut 14, the positioning boss 19 is clamped outside the boss of the rotating bearing 5, a bolt III 18 is assembled at the top of the clamping end 25, a circular dial 8 is adhered to the outside of the fixed support seat 3, and a pointer positioning boss 13 is arranged outside the rotating bearing 5, the round shaft 26 is rotated, after the steel plate groove II 24 horizontally corresponds to the steel plate groove I23, the pointer 9 with the pointer is sleeved on the round shaft 26, the pointer position of the pointer 9 is adjusted in a rotating mode to enable the pointer to point to the zero scale position of the dial plate 8, the pointer positioning nut 12 is installed and fastened along the thread 28, the pointer 9 is fixed on the round shaft 26 and located between the pointer positioning boss 13 and the pointer positioning nut 12, the pointer 9 can rotate along with the round shaft 26, the pointer zero scale is positioned before the pointer 9 starts to test, the scale on the dial plate 8 is indicated in real time in the test process to display the rotation angle, the length positioning pointer 20 is assembled on one side of the movable support seat 2, the scale 10 is assembled on the surface of the base 1 corresponding to the length positioning pointer 20, and the scale 10 is a length scale with the minimum scale being 1 millimeter. The utility model discloses a steel plate groove I23, steel plate groove II 24 upper plate outside are provided with axiality scale 22, and the center of axiality scale 22 and the coincidence of steel plate groove I23, the II 24 recess width length direction perpendicular bisector in steel plate groove, and the center scale is zero, evenly extends 30 millimeters to the both sides of chi, and the minimum scale of chi is 1 millimeter, the center of axiality scale 22 on steel plate groove I23, the steel plate groove II 24 is on same vertical plane, 16 cross-sectional shapes of afterburning end are the quadrangle, 6 one end of afterburning spanner has the four sides hole, and the shape in hole matches with afterburning end 16's shape. The horizontal center lines of the steel plate groove I23 and the steel plate groove II 24 are on the same plane.
The steel band sample does not take shoulder steel band 21 and takes shoulder steel band 11 including not taking shoulder steel band 21 to be the unanimous steel band of width, takes shoulder steel band 11 centre gripping head than its parallel length part wide, and centre gripping head width is not more than the recess width, connects with the transition arc between parallel length and the centre gripping head, and the radius of transition arc is greater than 20 mm.
During the experiment, according to steel band sample length along base 1's track adjustment movable support seat 2 position, confirm the adjustment position through scale 10, locking T bolt 7 after the position has been transferred, with steel band sample shoulder steel band 11 or do not take shoulder steel band 21 to put into movable support seat 2 and fixed bolster 3's steel sheet groove I23, in steel sheet groove II 24, according to axiality scale 22's scale mark adjustment steel band sample position, the scale that makes steel band sample width both ends correspond is unanimous, guarantee the axiality of centre gripping, bolt II 17 on the locking movable support seat 2 and the bolt III 18 on the fixed support seat 3, it is fixed with the steel band sample.
The stress application spanner 6 is inserted into the square stress application end 16, the stress application spanner 6 is pushed clockwise by a hand, the rotating rod 4 rotates to drive the steel strip sample to generate torsional deformation, simultaneously, the pointer on the pointer 9 synchronously rotates along with the rotating rod 4, the angle pointed by the pointer on the pointer 9 is observed while the stress application spanner 6 is rotated, the pointer rotates for a circle 360 degrees when pointing to a zero scale mark for the first time after rotation, then the stress application spanner continues to be superposed, and the rotation is stopped after the required angle is reached.
And (3) loosening the bolts II 17 on the movable supporting seat 2 and the bolts III 18 on the fixed supporting seat 3 to take out the steel strip sample, and if the steel strip sample is difficult to take out, loosening the T-shaped bolts 7 corresponding to the movable supporting seat 2 to enable the movable supporting seat 2 to move leftwards along the track of the base 1, enabling the steel strip sample to be separated from the movable supporting seat 2, and taking out the steel strip sample placed in the fixed supporting seat 3.
And after the test, the steel strip sample cannot be observed by using an amplifying instrument, and the upper surface and the lower surface of the torsional deformation area of the steel strip sample are judged to be qualified if no visible cracks exist.
The utility model discloses simple manufacture, high durability and convenient use, steel sheet groove I through fixed support seat and movable support seat, II fixed samples in steel sheet groove, fasten with bolt I, can guarantee that chuck and sample do not take place relative slip in the test process, two steel sheet grooves I, II highly uniform in steel sheet groove have guaranteed experimental axiality, afterburning in-process can reflect the angle of torsion through the pointer, carry out accurate control, T-slot on the base makes movable support seat freely remove, satisfy the test requirement of different length samples, it is accurate to measure.
Claims (7)
1. The utility model provides a hot rolling steel band torsion test device, characterized by includes base (1), movable support seat (2), fixed bolster (3), dwang (4), rolling bearing (5), T shape bolt (7), base (1) is the steel construction, and the upper end is provided with two and leads to long sliding tray (27), sliding tray (27) are the T-slot, movable support seat (2), fixed bolster (3) are the T shape structural steel board, and both sides are equipped with two T shape bolts (7), movable support seat (2) middle part is provided with steel sheet groove I (23), steel sheet groove I (23) are rectangular shape open slot, steel sheet groove I (23) top is equipped with bolt II (17), and two T shape bolts (7) slip assembly are in one side of two sliding tray (27), fixed bolster (3) middle part is equipped with rolling bearing (5), the top is equipped with bolt I (15), fixes rolling bearing (5) in fixed bolster (3), and two T shape bolt (7) fastening fixed assembly are at the opposite side of two sliding tray (27), dwang (4) are including adding power end (16), location boss (19), exposed core (25), circle axle (26) is the major axis, and one end is provided with screw thread (28), and the other end and exposed core (25) fixed connection, exposed core (25) are the quadrangle steel sheet, are provided with location boss (19) between circle axle (26) and exposed core (25), and location boss (19) ring form boss, circle axle (26) are provided with screw thread one end and add power end (16) fixed connection, exposed core (25) middle part is provided with steel sheet groove II (24), steel sheet groove II (24) are rectangular shape open slot, and circle axle (26) assemble in rolling bearing (5), through nut (14) and one side boss fixed connection of rolling bearing (5), location boss (19) card is in the boss outside of rolling bearing (5), centre gripping end (25) top is equipped with bolt III (18).
2. The hot rolled steel strip torsion test device according to claim 1, wherein the outside of the fixed support base (3) is provided with a circular dial (8), the outside of the rotating bearing (5) is provided with a convex pointer positioning boss (13), the pointer (9) is assembled on the circular shaft (26), the pointer positioning nut (12) is assembled on the thread (28), and the pointer (9) rotates along with the circular shaft (26) through the fixation of the pointer positioning nut (12).
3. The hot rolled steel strip torsion testing apparatus according to claim 1, wherein a length positioning pointer (20) is installed at one side of the movable support base (2), and a scale (10) is installed on a surface of the base (1) corresponding to the length positioning pointer (20), and the scale (10) is a length scale having a minimum scale of 1 mm.
4. The hot rolled steel strip torsion test device as claimed in claim 1, wherein the coaxiality graduated scale (22) is arranged on the outer side of the upper plate of the steel plate groove I (23) and the steel plate groove II (24), the center of the coaxiality graduated scale (22) is superposed with the vertical bisector in the width direction of the grooves of the steel plate groove I (23) and the steel plate groove II (24), the central graduation is zero, the grooves uniformly extend to two sides of the ruler by 20-30 mm, the minimum graduation of the ruler is 1 mm, and the centers of the coaxiality graduated scale (22) on the steel plate groove I (23) and the steel plate groove II (24) are on the same vertical plane.
5. The hot rolled steel strip torsion testing apparatus as claimed in claim 1, wherein the stress application end (16) has a quadrangular sectional shape.
6. The hot rolled steel strip torsion test apparatus according to claim 5, wherein the force application wrench (6) has a quadrangular hole at one end, and the shape of the hole matches the shape of the force application end (16).
7. The hot rolled steel strip torsion test apparatus according to claim 1, wherein horizontal center lines of the steel plate groove i (23) and the steel plate groove ii (24) are on the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882400.8U CN217424966U (en) | 2021-11-23 | 2021-11-23 | Hot-rolled steel strip torsion test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122882400.8U CN217424966U (en) | 2021-11-23 | 2021-11-23 | Hot-rolled steel strip torsion test device |
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| Publication Number | Publication Date |
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| CN217424966U true CN217424966U (en) | 2022-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122882400.8U Active CN217424966U (en) | 2021-11-23 | 2021-11-23 | Hot-rolled steel strip torsion test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115628981A (en) * | 2022-11-30 | 2023-01-20 | 江苏九天光电科技有限公司 | Cold-rolled steel strip detection machine and detection method thereof |
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2021
- 2021-11-23 CN CN202122882400.8U patent/CN217424966U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115628981A (en) * | 2022-11-30 | 2023-01-20 | 江苏九天光电科技有限公司 | Cold-rolled steel strip detection machine and detection method thereof |
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