CN203949822U - Bending combination experiment machine - Google Patents
Bending combination experiment machine Download PDFInfo
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- CN203949822U CN203949822U CN201420388458.4U CN201420388458U CN203949822U CN 203949822 U CN203949822 U CN 203949822U CN 201420388458 U CN201420388458 U CN 201420388458U CN 203949822 U CN203949822 U CN 203949822U
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Abstract
A bending combination experiment machine, when carrying out non-destructive torsion test, utilizes stepper motor band dynamic bevel gear to rotate, thereby synchronous with it test specimen is twisted, and utilizes torque sensor to measure to act on the moment of torsion on test specimen; While carrying out crooked experiment, fixedly leading screw, pair of nut drive the parallel slideway being fixed on nut to move in utilization, test specimen is applied to bending force, by vertical with it another one leading screw, pair of nut, come the position of the point of application of regulating action on test specimen simultaneously, and measure respectively the deflection that the power that acts on test specimen and test specimen produce with pressure transducer and displacement transducer, and the object of free beam, semi-girder and overhanging beam crooked experiment.
Description
Technical field
The invention belongs to metering quality inspection, rubber plastic, iron and steel metallurgy, machine-building, automobile production, wrappage and food, instrument and meter, medicine equipment, civilian nuclear energy, civil aviation, institution of higher learning, scientific experiment institute, commodity inspection arbitration, technical supervision department, building materials pottery, petrochemical complex, technical field etc. the Performance Detection of industry, be particularly related to the bending property test to metal and nonmetallic materials of a kind of applying pressure and moment of torsion, as rubber, plastics, electric wire, optical fiber cable, securing band, safety belt, leather belt compound substance, plastic material, waterproof roll, steel pipe, copper material, section bar, spring steel, bearing steel, stainless steel (and other glass hard steel), foundry goods, steel plate, steel band, the machinery of the kinds of experiments such as the bending of non-ferrous metal metal wire rod and non-destructive torsion.
Background technology
Crooked experiment is the mechanical characteristic experiment while measuring material Bending load, is one of basic skills of mechanical property of materials experiment, for measuring the bending strength of material.Non-destructive torsion test is a kind of experiment of measuring material opposing torsional interaction, is also one of basic skills of mechanical property of materials experiment, for measuring the precision optical machinery of the mechanical properties such as the intensity of metal material, nonmetallic materials engineering structure and plasticity.In the process of research and probe new material, new technology, new technology and new construction, it is also a kind of indispensable important testing apparatus.Current experimental machine is divided into crooked experiment machine by metering system and the large class of torsion tester two independently exists, crooked experiment normally embeds in universal testing machine function, on universal testing machine, complete, independently crooked experiment machine is classified according to purposes, can be divided into reinforcing steel bar bending tester, wood-bending testing machine, ceramic Apparatus for Bending at low-temp, glass strain test machine etc., be centre-point load under free beam state or the performance test under uniformly distributed load condition; Torsion testing machine is divided into according to the difference of load mode: manually Material Machine for testing torsion, automatic Material Machine for testing torsion, microcomputer are controlled Material Machine for testing torsion etc., have the angle-torque curve of test part; The functions such as angles of display, moment of torsion, torque peak maintenance in real time; And bending combination experiment is manual simple and easy hollow circular-tube experimental provision, it is the bending combination experiment under semi-girder state.And how many testing machine volumes are comparatively huge, cost is very high, sample is horizontal positioned, and during experiment, sample deadweight is ignored the data influence of experiment.The testing machine of the present invention's design is mainly used in the bending property test to metal and nonmetallic materials, as the experiment of the multiple mechanical propertys such as the bending of rubber, plastics, electric wire, optical fiber cable, securing band, safety belt, leather belt compound substance, plastic material, waterproof roll, steel pipe, copper material, section bar, spring steel, bearing steel, stainless steel (and other glass hard steel), foundry goods, steel plate, steel band, non-ferrous metal metal wire rod and non-destructive torsion, extensively use the fields such as metallic article, building structure, ships, military project.
Summary of the invention
The object of this invention is to provide a kind ofly by when carrying out non-destructive torsion test, utilize stepper motor band dynamic bevel gear to rotate, thereby synchronous with it test specimen is twisted, and utilize torque sensor to measure to act on the moment of torsion on test specimen; While carrying out crooked experiment, fixedly leading screw, pair of nut drive the parallel slideway being fixed on nut to move in utilization, test specimen is applied to bending force, by vertical with it another one leading screw, pair of nut, come the position of the point of application of regulating action on test specimen simultaneously, and measure respectively with pressure transducer and displacement transducer the deflection that the power that acts on test specimen and test specimen produce, reach the object that has converted free beam, semi-girder or overhanging beam crooked experiment.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of bending combination experiment machine, it is characterized in that: base plate 1, mount holder 2 and middle dull and stereotyped 8 seam form experimental machine base, motor support frame 3 seam are fixed on base, bearing seat I 7 use bolt II 9 are fixed on base plate 1 and middle dull and stereotyped 8, main support post I 15, main support post II 48 and fulcrum regulate guide rail 14 by nut II 20 and nut I 19, to be fixed on middle flat board 8 and top board 51 respectively, form working frame, stepper motor 36 use bolt I 5 are fixed on motor support frame 3, conical gear II 34 use bolt VI 35 are connected on the axle of stepper motor 36, main shaft 6 one end Connectable umbrella gear I 4 and conical gear II 34 routing motions, the other end is spacing through bearing seat I 7, and jig 11 under connecting, torsional specimen 46 inserts in lower jig 11 holes, fixing by holding screw I 10, torsion sensor 45 is fixed on torsional specimen 46, upper jig 17 use bolt IV 18 are fixed on top board 51, torsional specimen 46 is put into jig 17 grooves, fixing by bolt III 16, beam fulcrum 13 is fixed on fulcrum with nut bolt combination 12 and regulates on guide rail 14, unclamps nut bolt combination 12, and beam fulcrum 13 can regulate guide rail 14 to move along fulcrum, changes position of the fulcrum, line slideway I 23 and line slideway II 49 use line slideway supporting seats 22 support, by nut III 28, be fixed on middle flat board 8 and top board 51, straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50 are arranged on respectively in line slideway I 23 and line slideway II 49, ball-screw 31 use bearing seat III 30 support, by bolt V 29, be fixed on middle flat board 8 and top board 51, handwheel I 21 is arranged on ball-screw 31, ball-screw nut 33 is spun on ball-screw 31, by crooked force application mechanism lifting table 38 use nut IV 32, be connected with straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50, rotation hand wheel I 21, adjust crooked force application mechanism lifting table 38 height, change force application location, leading screw 41 one end connect handwheel II 26, by bearing 39, bearing seat II 25, support, fixing with crooked force application mechanism 24 and crooked force application mechanism lifting table 38 by bolt VII 43, feed screw nut 52 is enclosed within on leading screw 41 and coordinates, by holding screw II 42, be connected with crooked force application rod 37, crooked force application rod 37 other end Bonding pressure sensors 40, rotation hand wheel II 26, leading screw 41 drives feed screw nut 52, crooked force application rod 37 and pressure transducer 40 motions.
A kind of bending combination experiment machine, it is characterized in that: bend specimen 44 is put into jig 17 grooves, fixing by bolt III 16, beam fulcrum 13 is fixed on fulcrum with nut bolt combination 12 and regulates on guide rail 14, unclamp nut bolt combination 12, beam fulcrum 13 can regulate guide rail 14 shift positions to beam fulcrum B position 47 along fulcrum, selects free beam, semi-girder or overhanging beam form, line slideway I 23 and line slideway II 49 use line slideway supporting seats 22 support, by nut III 28, be fixed on middle flat board 8 and top board 51, straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50 are arranged on respectively in line slideway I 23 and line slideway II 49, ball-screw 31 use bearing seat III 30 support, by bolt V 29, be fixed on middle flat board 8 and top board 51, handwheel I 21 is arranged on ball-screw 31, ball-screw nut 33 is spun on ball-screw 31, by crooked force application mechanism lifting table 38 use nut IV 32, be connected with straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50, rotation hand wheel I 21, adjust crooked force application mechanism lifting table 38 height, change force application location, leading screw 41 one end connect handwheel II 26, by bearing 39, bearing seat II 25, support, fixing with crooked force application mechanism 24 and crooked force application mechanism lifting table 38 by bolt VII 43, feed screw nut 52 is enclosed within on leading screw 41 and coordinates, by holding screw II 42, be connected with crooked force application rod 37, crooked force application rod 37 other end Bonding pressure sensors 40, rotation hand wheel II 26, leading screw 41 drives feed screw nut 52, crooked force application rod 37 and pressure transducer 40 motions.
Beneficial effect of the present invention: by upper and lower jig by tested sample vertical hanging, avoided the impact of gravity on test, utilize stepper motor to apply moment of torsion to sample, with torsion sensor test samples angle-torque curve, the functions such as angles of display, moment of torsion, torque peak maintenance in real time, and can keep load, detect the mensuration of the sample deformation amount under quiet, moving two kinds of conditions; Fixedly leading screw, pair of nut drive the parallel slideway being fixed on nut to move in utilization, test specimen is applied to bending force, by vertical with it another one leading screw, pair of nut, come the position of the point of application of regulating action on test specimen simultaneously, and measure respectively with pressure transducer and displacement transducer the deflection that the power that acts on test specimen and test specimen produce, carry out free beam, semi-girder or overhanging beam crooked experiment; By stepper motor and the crooked force application rod application of force, adjust position of the fulcrum, complete the object of bending combination experiment.
accompanying drawing explanation:
Fig. 1 is structural representation of the present invention;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the bending experiment left view of Fig. 1;
Fig. 4 is the crooked experiment left view of Fig. 1;
Fig. 5 is the B-B sectional view of Fig. 1.
In figure: 1. base plate, 2. mount holder, 3. motor support frame, 4. conical gear I, 5. bolt I, 6. main shaft, 7. bearing seat I, 8. dull and stereotyped in the middle of, 9. bolt II, 10. holding screw I, 11. times jigs, 12. nut bolt combinations, 13. beam fulcrums, 14. fulcrums regulate guide rail, 15. main support post I, 16. bolt III, jig on 17., 18. bolt IV, 19. nut I, 20. nut II, 21. handwheel I, 22. line slideway supporting seats, 23. line slideway I, 24. crooked force application mechanisms, 25. bearing seat II, 26. handwheel II, 27. straight-line guide rail slide block I, 28. nut III, 29. bolt V, 30. bearing seat III, 31. ball-screws, 32. nut IV, 33. ball-screw nuts, 34. conical gear II, 35. bolt VI, 36. stepper motors, 37. crooked force application rods, 38. crooked force application mechanism lifting table 39. bearings, 40. pressure transducers, 41. leading screws, 42. holding screw II, 43. bolt VII, 44. bend specimens, 45. torsion sensor, 46. torsional specimens, 47. beam fulcrum B positions, 48. main support post II, 49. line slideway II, 50. straight-line guide rail slide block II, 51. top boards, 52. feed screw nuts
embodiment:
Below in conjunction with drawings and Examples, the present invention is further described.
As shown in Figure 1, Figure 2 and Figure 3, a kind of bending combination experiment machine, it is characterized in that: base plate 1, mount holder 2 and middle dull and stereotyped 8 seam form experimental machine base, motor support frame 3 seam are fixed on base, bearing seat I 7 use bolt II 9 are fixed on base plate 1 and middle dull and stereotyped 8, main support post I 15, main support post II 48 and fulcrum regulate guide rail 14 by nut II 20 and nut I 19, to be fixed on middle flat board 8 and top board 51 respectively, form working frame, stepper motor 36 use bolt I 5 are fixed on motor support frame 3, conical gear II 34 use bolt VI 35 are connected on the axle of stepper motor 36, main shaft 6 one end Connectable umbrella gear I 4 and conical gear II 34 routing motions, the other end is spacing through bearing seat I 7, and jig 11 under connecting, torsional specimen 46 inserts in lower jig 11 holes, fixing by holding screw I 10, torsion sensor 45 is fixed on torsional specimen 46, upper jig 17 use bolt IV 18 are fixed on top board 51, torsional specimen 46 is put into jig 17 grooves, fixing by bolt III 16, beam fulcrum 13 is fixed on fulcrum with nut bolt combination 12 and regulates on guide rail 14, unclamps nut bolt combination 12, and beam fulcrum 13 can regulate guide rail 14 to move along fulcrum, changes position of the fulcrum, line slideway I 23 and line slideway II 49 use line slideway supporting seats 22 support, by nut III 28, be fixed on middle flat board 8 and top board 51, straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50 are arranged on respectively in line slideway I 23 and line slideway II 49, ball-screw 31 use bearing seat III 30 support, by bolt V 29, be fixed on middle flat board 8 and top board 51, handwheel I 21 is arranged on ball-screw 31, ball-screw nut 33 is spun on ball-screw 31, by crooked force application mechanism lifting table 38 use nut IV 32, be connected with straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50, rotation hand wheel I 21, adjust crooked force application mechanism lifting table 38 height, change force application location, leading screw 41 one end connect handwheel II 26, by bearing 39, bearing seat II 25, support, fixing with crooked force application mechanism 24 and crooked force application mechanism lifting table 38 by bolt VII 43, feed screw nut 52 is enclosed within on leading screw 41 and coordinates, by holding screw II 42, be connected with crooked force application rod 37, crooked force application rod 37 other end Bonding pressure sensors 40, rotation hand wheel II 26, leading screw 41 drives feed screw nut 52, crooked force application rod 37 and pressure transducer 40 motions.
As shown in Figure 1, Figure 2, shown in Fig. 4 and Fig. 5, a kind of bending combination experiment machine, it is characterized in that: bend specimen 44 is put into jig 17 grooves, fixing by bolt III 16, beam fulcrum 13 is fixed on fulcrum with nut bolt combination 12 and regulates on guide rail 14, unclamp nut bolt combination 12, beam fulcrum 13 can regulate guide rail 14 shift positions to beam fulcrum B position 47 along fulcrum, selects free beam, semi-girder or overhanging beam form, line slideway I 23 and line slideway II 49 use line slideway supporting seats 22 support, by nut III 28, be fixed on middle flat board 8 and top board 51, straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50 are arranged on respectively in line slideway I 23 and line slideway II 49, ball-screw 31 use bearing seat III 30 support, by bolt V 29, be fixed on middle flat board 8 and top board 51, handwheel I 21 is arranged on ball-screw 31, ball-screw nut 33 is spun on ball-screw 31, by crooked force application mechanism lifting table 38 use nut IV 32, be connected with straight-line guide rail slide block I 27 and straight-line guide rail slide block II 50, rotation hand wheel I 21, adjust crooked force application mechanism lifting table 38 height, change force application location, leading screw 41 one end connect handwheel II 26, by bearing 39, bearing seat II 25, support, fixing with crooked force application mechanism 24 and crooked force application mechanism lifting table 38 by bolt VII 43, feed screw nut 52 is enclosed within on leading screw 41 and coordinates, by holding screw II 42, be connected with crooked force application rod 37, crooked force application rod 37 other end Bonding pressure sensors 40, rotation hand wheel II 26, leading screw 41 drives feed screw nut 52, crooked force application rod 37 and pressure transducer 40 motions.
Claims (2)
1. a bending combination experiment machine, it is characterized in that: base plate (1), mount holder (2) and middle dull and stereotyped (8) seam form experimental machine base, motor support frame (3) seam is fixed on base, bearing seat I (7) is fixed on base plate (1) and middle dull and stereotyped (8) by bolt II (9), main support post I (15), main support post II (48) and fulcrum regulate guide rail (14) to use respectively nut II (20) and nut I (19) to be fixed on middle flat board 8 and top board (5) 1, form working frame, stepper motor (36) is fixed on motor support frame (3) by bolt I (5), conical gear II (34) is connected on the axle of stepper motor (36) by bolt VI (35), main shaft (6) one end Connectable umbrella gear I (4) and conical gear II (34) routing motion, the other end is spacing through bearing seat I (7), and jig (11) under connecting, torsional specimen (46) inserts in lower jig (11) hole, fixing by holding screw I (10), torsion sensor (45) is fixed on torsional specimen (46), upper jig (17) is fixed on top board (51) by bolt IV (18), torsional specimen (46) is put into jig (17) groove, fixing by bolt III (16), beam fulcrum (13) is fixed on fulcrum with nut bolt combination (12) and regulates guide rail (14) upper, unclamps nut bolt combination (12), and beam fulcrum (13) can regulate guide rail (14) mobile along fulcrum, changes position of the fulcrum, line slideway I (23) and line slideway II (49) support with line slideway supporting seat (22), by nut III (28), be fixed on middle dull and stereotyped (8) and top board (51), straight-line guide rail slide block I (27) and straight-line guide rail slide block II (50) are arranged on respectively in line slideway I (23) and line slideway II (49), ball-screw (31) supports by bearing seat III (30), by bolt V (29), be fixed on middle flat board 8 and top board (51), handwheel I (21) is arranged on ball-screw (31), ball-screw nut (33) is spun on ball-screw (31), with crooked force application mechanism lifting table (38), by nut IV (32), be connected with straight-line guide rail slide block I (27) and straight-line guide rail slide block II (50), rotation hand wheel I (21), adjust crooked force application mechanism lifting table (38) highly, change force application location, leading screw (41) one end connects handwheel II (26), by bearing (39), bearing seat II (25), support, fixing with crooked force application mechanism (24) and crooked force application mechanism lifting table (38) by bolt VII (43), feed screw nut (52) is enclosed within the upper cooperation of leading screw (41), by holding screw II (42), be connected with crooked force application rod (37), crooked force application rod (37) other end Bonding pressure sensor (40), rotation hand wheel II (26), leading screw (41) drives feed screw nut (52), crooked force application rod (37) and pressure transducer (40) motion.
2. a kind of bending combination experiment machine according to claim 1, it is characterized in that: bend specimen (44) is put into jig (17) groove, fixing by bolt III (16), beam fulcrum (13) is fixed on fulcrum with nut bolt combination (12) and regulates on guide rail (14), unclamp nut bolt combination (12), beam fulcrum (13) can regulate guide rail (14) shift position to beam fulcrum B position (47) along fulcrum, selects free beam, semi-girder or overhanging beam form, line slideway I (23) and line slideway II (49) support with line slideway supporting seat (22), by nut III (28), be fixed on middle dull and stereotyped (8) and top board (51), straight-line guide rail slide block I (27) and straight-line guide rail slide block II (50) are arranged on respectively in line slideway I (23) and line slideway II (49), ball-screw (31) supports by bearing seat III (30), by bolt V (29), be fixed on middle dull and stereotyped (8) and top board (51), handwheel I (21) is arranged on ball-screw (31), ball-screw nut (33) is spun on ball-screw (31), with crooked force application mechanism lifting table (38), by nut IV (32), be connected with straight-line guide rail slide block I (27) and straight-line guide rail slide block II (50), rotation hand wheel I (21), adjust crooked force application mechanism lifting table (38) highly, change force application location, leading screw (41) one end connects handwheel II (26), by bearing (39), bearing seat II (25), support, fixing with crooked force application mechanism (24) and crooked force application mechanism lifting table (38) by bolt VII (43), feed screw nut (52) is enclosed within the upper cooperation of leading screw (41), by holding screw II (42), be connected with crooked force application rod (37), crooked force application rod (37) other end Bonding pressure sensor (40), rotation hand wheel II (26), leading screw (41) drives feed screw nut (52), crooked force application rod (37) and pressure transducer (40) motion.
Priority Applications (1)
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CN201420388458.4U CN203949822U (en) | 2014-07-15 | 2014-07-15 | Bending combination experiment machine |
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CN201420388458.4U CN203949822U (en) | 2014-07-15 | 2014-07-15 | Bending combination experiment machine |
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CN203949822U true CN203949822U (en) | 2014-11-19 |
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CN201420388458.4U Withdrawn - After Issue CN203949822U (en) | 2014-07-15 | 2014-07-15 | Bending combination experiment machine |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105319135A (en) * | 2014-07-15 | 2016-02-10 | 辽东学院 | Bend and twist combination test machine |
CN108168877A (en) * | 2017-12-14 | 2018-06-15 | 中国航发沈阳发动机研究所 | A kind of gear tooth bending fatigue testing device |
CN109357962A (en) * | 2018-12-11 | 2019-02-19 | 中国民航大学 | A kind of side crops industry bending fatigue test device and method |
-
2014
- 2014-07-15 CN CN201420388458.4U patent/CN203949822U/en not_active Withdrawn - After Issue
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105319135A (en) * | 2014-07-15 | 2016-02-10 | 辽东学院 | Bend and twist combination test machine |
CN105319135B (en) * | 2014-07-15 | 2017-10-20 | 辽东学院 | Crankling vibration experimental machine |
CN108168877A (en) * | 2017-12-14 | 2018-06-15 | 中国航发沈阳发动机研究所 | A kind of gear tooth bending fatigue testing device |
CN108168877B (en) * | 2017-12-14 | 2019-07-19 | 中国航发沈阳发动机研究所 | A kind of gear tooth bending fatigue testing device |
CN109357962A (en) * | 2018-12-11 | 2019-02-19 | 中国民航大学 | A kind of side crops industry bending fatigue test device and method |
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Granted publication date: 20141119 Effective date of abandoning: 20171020 |
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