CN116223249A - Electromagnetic loading type testing device suitable for tension torsion scissors - Google Patents

Electromagnetic loading type testing device suitable for tension torsion scissors Download PDF

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Publication number
CN116223249A
CN116223249A CN202310276169.9A CN202310276169A CN116223249A CN 116223249 A CN116223249 A CN 116223249A CN 202310276169 A CN202310276169 A CN 202310276169A CN 116223249 A CN116223249 A CN 116223249A
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electric
wall
fixed
mortise lock
outer end
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Chinese (zh)
Inventor
左都全
马国玲
刘洁
叶梯
何金潞
钱怡彤
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Civil Aviation Flight University of China
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Civil Aviation Flight University of China
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Priority to CN202310276169.9A priority Critical patent/CN116223249A/en
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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
    • G01N3/24—Investigating strength properties of solid materials by application of mechanical stress by applying steady shearing forces
    • 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
    • G01N3/02—Details
    • 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
    • G01N3/02—Details
    • G01N3/04—Chucks
    • 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
    • G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • 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
    • G01N3/22—Investigating strength properties of solid materials by application of mechanical stress by applying steady torsional forces
    • 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
    • G01N2203/0014—Type of force applied
    • G01N2203/0021—Torsional
    • 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
    • G01N2203/0014—Type of force applied
    • G01N2203/0023—Bending
    • 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
    • G01N2203/0014—Type of force applied
    • G01N2203/0026—Combination of several types of applied forces
    • 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
    • G01N2203/003—Generation of the force
    • G01N2203/005—Electromagnetic means
    • 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
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/04—Chucks, fixtures, jaws, holders or anvils
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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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)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)

Abstract

The invention discloses an electromagnetic loading type testing device suitable for tension-torsion scissors, which belongs to the technical field of detection experimental equipment and comprises a base, a bidirectional screw pair, a clamping block, a first electric mortise lock, a hollow column, an electric clamp, a driving piece, a telescopic rotating device, a coil, a first gear, a rack, a second electric mortise lock, a rotating plate, a mounting ring, a stop block and a cross rod.

Description

Electromagnetic loading type testing device suitable for tension torsion scissors
Technical Field
The invention relates to the technical field of detection experimental equipment, in particular to an electromagnetic loading type testing device suitable for tension torsion scissors.
Background
High-locking bolt fasteners have become an efficient connection means for connection of main load-carrying structures in the aerospace field. In aviation manufacture, the high-lock bolt polish rod not only can increase the connection performance of a screw structure, but also can improve the stress distribution and fatigue performance of a hole wall through proper interference fit, after the bolt rod is driven into the hole wall of the connection structure, the actual stress condition is very complex under the action of interference quantity, the screw joint area of the connection structure is simultaneously subjected to one or more force combinations under the conditions of shearing, stretching, torsion and the like, the actual stress condition of the bolt rod in the hole wall is researched to be necessary for the connection of the bolt fastener of the main bearing structure and the design size of the joint, so that the method can be popularized to the stress detection of the bolt fastener after manufacture, and the method can be used for different occasions, however, the traditional stress detection device of the bolt fastener mainly depends on a hydraulic device to finish the stretching, extruding and torsion test, and the hydraulic device is heavy as a power source, and is unfavorable for carrying and installation; meanwhile, the whole volume of the equipment is enlarged, and the occupied area is increased. Based on the above, the invention designs an electromagnetic loading type testing device suitable for tension torsion scissors to solve the above problems.
Disclosure of Invention
The invention aims to provide an electromagnetic loading type testing device suitable for tension torsion scissors, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an electromagnetic loading type testing device suitable for tension torsion scissors comprises a base, support columns are fixed in the middle of two sides of the upper surface of the base, a round orifice plate is horizontally fixed between the tops of the support columns, electric push rods are vertically fixed in the middle of two sides of the upper surface of the round orifice plate, a top plate is horizontally fixed between the tops of the electric push rods on two sides, a bidirectional screw pair is installed in an embedded rotating penetrating mode on the lower surface of the top plate, clamping blocks are fixed at the bottoms of two side moving blocks of the bidirectional screw pair, a moving column is inserted on the round orifice plate in a sliding mode, a pair of first electric mortise locks are symmetrically inserted in the center of the inner wall of the round orifice plate in a transverse mode, a hollow column is installed in a rotating penetrating mode on the vertical axis of the moving column, an electric clamp is fixed at the top of the hollow column, a pair of manual telescopic rods are vertically connected in a threaded mode in a central symmetry mode at the bottom of the moving column, a bidirectional screw pair is fixed between the bottoms of the manual telescopic rods, a driving plate is installed at the upper surface of the supporting plate and the bottom of the moving column, a circular connecting plate is installed at the bottom of the sliding plate, a circular connecting plate is connected with a circular connecting plate is installed at the end of the circular connecting plate through a sliding plate, a circular connecting plate is installed at the end of the circular connecting plate is fixedly connected with the circular connecting plate, and is meshed with the circular connecting plate through the circular connecting plate, and the circular connecting plate is installed at the end of the circular connecting plate through the circular connecting plate, and the circular connecting plate is meshed with the circular connecting plate through the circular connecting plate, the inner wall diameter direction slip joint of circular recess has the reverse T type piece that extends to the global, the outer end of reverse T type piece is pegged graft through the ladder blind hole and is had the second electric mortise lock, the inner wall top of ladder blind hole is rotated through the torsional spring and is installed the pivot, the outside of pivot is fixed with the revolving plate, the outer end of revolving plate is fixed with the collar, the coaxial embedded surface at the collar of driving piece, the bolt outer end of second electric mortise lock is fixed with the dog of pegging graft the pivot through the blind hole, the outside of reverse T type piece is fixed with the horizontal pole, horizontal pole outer wall and rack end connection.
Preferably, the coil power supply system comprises a switch K1 connected in series with one end of low-voltage alternating current, the other end of the switch K1 is connected in series with a resistor R1, the other end of the resistor R1 is connected in series with an adjustable transformer T, the other end of a primary winding of the adjustable transformer T is connected in series with the other end of the low-voltage alternating current, one end of a secondary winding of the adjustable transformer T is grounded, the other end of the secondary winding of the adjustable transformer T is connected in series with a rectifier D1 and a resistor R2 in series, one end of the coil and a capacitor bank C1 are connected in parallel with the other end of the resistor R2, the other end of the capacitor bank C1 is connected in series with a switch K2, and the other end of the switch K2 is connected in parallel with a ground wire and the other end of the coil.
Preferably, the upper surface parallel support column of base vertically rotates and installs first flexible square tube section, install L template through the bearing between the outer wall top of first flexible square tube section and the screw outer wall of two-way screw pair, be connected through bevel gear pair between the screw outer end of two-way screw pair and the top of first flexible square tube section, first positive and negative rotation motor is installed at the upper surface right side rear of base, install worm gear and worm subassembly through the bearing frame between the outer wall bottom of first flexible square tube section and the upper surface of base, install the third electric mortise lock between the worm of first positive and negative rotation motor and worm gear and worm subassembly, install first toper friction wheel pair between the outer end of the motor shaft of first positive and negative rotation motor, the bolt outer end of third electric mortise lock and the tip of worm, the toper friction wheel of first toper friction wheel pair is rotated with the bolt of third electric mortise lock and is cup jointed, and the rest is fixed.
Preferably, a first driving shaft parallel to the motor shaft is mounted on the rear side of the first forward and backward rotating motor through a bearing seat, the outer wall of the first driving shaft is connected with the outer end of the one-way screw pair through a first sprocket chain assembly, a fourth electric mortise lock is horizontally mounted between the first driving shaft and the motor shaft, the outer end of the first driving shaft, the outer end of the motor shaft of the first forward and backward rotating motor and the outer end of a bolt of the fourth electric mortise lock are also connected through a first conical friction wheel pair, a conical friction wheel of the first conical friction wheel pair is rotatably sleeved with the bolt of the fourth electric mortise lock, and the rest of the first conical friction wheel pair is fixedly sleeved with the bolt of the fourth electric mortise lock.
Preferably, an optical axis is horizontally fixed at the rear side of a fixed side plate provided with the one-way screw pair, and a limiting ring sleeved on the surface of the optical axis in a sliding manner is fixed at the rear side of a moving block of the one-way screw pair.
Preferably, the flexible rotating device includes the back F template of being connected with the movable block top of one-way screw pair, the outside top level rotation of back F template runs through and installs threaded rod thread bush subassembly and the flexible square tube section of second, the thread bush outer end of threaded rod thread bush subassembly is installed the cross tube that the outer wall middle part set up the tooth through the bearing, the fixed grafting of cross tube level is in the connecting plate rear side, threaded rod thread bush subassembly is located the flexible square tube section top of second, the bottom of thread bush is passed through the bearing frame and is connected with the movable end rotation of the flexible square tube section of second, the fixed second gear that has cup jointed of outer end of second flexible square tube section, the tooth meshing at second gear and cross tube outer wall middle part, the inner wall outside middle part and the below of back F template fixed mounting have second positive and negative rotation motor and level to run through and rotate and install the second drive shaft respectively, the outer end of second drive shaft is connected with the flexible square tube outer wall through the second chain subassembly, install fifth electric lock and sixth electric lock upper and lower the interior end of inner side of the inner wall of second flexible square tube section, the second electric lock motor shaft, the friction fit between the outer end of second electric lock and the second conical wheel is equipped with the friction pulley pair, the friction fit between the outer end of second conical lock and the second conical pulley is fixed friction lock.
Preferably, a first electric rotary joint is arranged on the outer side of the surface of the transverse tube, and a wire of the first electric rotary joint is connected to the coil power supply system in series.
Preferably, a second electric rotary joint connected in series with the power supply circuit of the electric clamp is arranged in the center of the bottom of the hollow column.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the upper driving piece and the lower driving piece can be extruded upwards and pushed downwards through up-down turning and right-moving outwards turning of the coil, the driving piece above the upper driving piece can be horizontally pushed after the driving piece rotates rightwards, the rack is used for driving the first gear to rotate, so that the rotation of the electric clamp is realized, a rod piece between the clamping block and the electric clamp is extruded, stretched and twisted, the thrust provided by the coil is regulated through control voltage, and a strain gauge is adhered on the rod piece, so that a test can be performed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a bottom view of the mobile column of FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;
FIG. 4 is a schematic diagram of a coil power supply system of the present invention;
FIG. 5 is a top view of the web of FIG. 1;
FIG. 6 is a schematic view of the telescopic rotating apparatus shown in FIG. 5;
fig. 7 is a partial view of fig. 2.
In the drawings, the list of components represented by the various numbers is as follows:
the device comprises a base, a 2-support column, a 3-round hole plate, a 4-electric push rod, a 5-top plate, a 6-bidirectional screw pair, a 7-clamping block, a 8-moving column, a 9-first electric mortise lock, a 10-hollow column, a 11-electric clamp, a 12-manual telescopic rod, a 13-support plate, a 14-unidirectional screw pair, a 15-driving plate, a 16-connecting plate, a 17-coil, an 18-telescopic rotating device, a 19-first forward and reverse rotating motor, a 20-first telescopic square tube section, a 21-L-shaped plate, a 22-first driving shaft, a 23-first sprocket chain component, a 24-fourth electric mortise lock, a 25-third electric mortise lock, a 26-worm gear assembly, a 27-first conical friction wheel pair, a 28-mounting ring, a 29-first gear, a 30-rack, a 31-reverse T-shaped block, a 32-rotating plate, a 33-second electric mortise lock, a 34-rotating shaft, a 35-stop, a 36-threaded rod, a 37-second electric rotary joint, an 80-round groove, a 1800-shaped plate F, a 1-reverse thread sleeve component, a 62-second electric mortise lock 1803-fourth electric mortise lock, a 1807-third electric mortise lock, a 1807-fourth electric mortise lock, a second electric mortise lock, a 1806-fourth electric mortise lock, a 1818-fourth electric mortise lock, a forward and reverse friction wheel assembly, a 1805-electric mortise lock, a second electric mortise lock, a 1806-electric mortise lock, a forward and a forward electric rotary joint.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an electromagnetic loading type testing device suitable for tension torsion shears comprises a base 1, support columns 2 are fixed in the middle parts of two sides of the upper surface of the base 1, a round hole plate 3 is horizontally fixed between the tops of the two support columns 2, an electric push rod 4 is vertically fixed in the middle parts of two sides of the upper surface of the round hole plate 3, a top plate 5 is horizontally fixed between the tops of the electric push rods 4 on two sides, a bidirectional screw pair 6 is installed in an embedded rotation penetrating manner on the lower surface of the top plate 5, clamping blocks 7 are fixed at the bottoms of two side moving blocks of the bidirectional screw pair 6, a moving column 8 is slidingly inserted on the round hole plate 3, a pair of first electric locks 9 are symmetrically and transversely inserted in the center of the inner wall of the round hole plate 3, the outer ends of bolts of the first electric locks 9 are connected with the outer wall of the moving column 8 through sliding block sliding groove components, a hollow column 10 is installed in a rotation penetrating manner on the vertical axis of the moving column 8, an electric clamp 11 is fixed at the top of a hollow column 10, a pair of manual telescopic rods 12 are vertically and symmetrically screwed at the centers of two sides of the bottom of a movable column 8, a supporting plate 13 is fixed between the bottoms of the manual telescopic rods 12 at two sides, a driving piece 15 is installed on the upper surface of the supporting plate 13 and the bottom of the movable column 8, a one-way screw pair 14 is installed between the rear sides of the two supporting columns 2 in a penetrating manner through horizontal rotation of fixed side plates, a telescopic rotating device 18 is horizontally installed in front of a moving block of the one-way screw pair 14, a connecting plate 16 is installed at the front end of the telescopic rotating device 18, a coil 17 is fixed on the upper surface of the connecting plate 16, the coil 17 is connected with commercial power through a coil power supply system, a circular groove 80 is arranged at the bottom of the movable column 8, a first gear 29 is fixedly sleeved at the end of the hollow column 10, a rack 30 which is in sliding and clamped with the inner wall of the circular groove 80 is horizontally meshed with the outer side of the first gear 29, the inner wall diameter direction slip joint of circular recess 80 has the inverted T type piece 31 that extends to the global, the outer end of inverted T type piece 31 has second electric mortise lock 33 through the ladder blind hole grafting, the pivot 34 is installed through the torsional spring rotation to the inner wall top of ladder blind hole, the outside of pivot 34 is fixed with the swivel plate 32, the outer end of swivel plate 32 is fixed with collar 28, the coaxial embedded surface at collar 28 of driving piece 15, the bolt outer end of second electric mortise lock 33 is fixed with the dog 35 through blind hole grafting pivot 34, the outside of inverted T type piece 31 is fixed with horizontal pole 36, horizontal pole 36 outer wall and rack 30 end connection.
Referring to fig. 4, the coil power supply system includes a switch K1 connected in series with one end of the low-voltage ac, the other end of the switch K1 is connected in series with a resistor R1, the other end of the resistor R1 is connected in series with an adjustable transformer T, the other end of a primary winding of the adjustable transformer T is connected in series with the other end of the low-voltage ac, one end of a secondary winding of the adjustable transformer T is grounded, the other end of the adjustable transformer T is connected in series with a rectifier D1 and a resistor R2 in series, the other end of the resistor R2 is connected in parallel with one end of a coil 17 and a capacitor bank C1, the other end of the capacitor bank C1 is connected in series with a switch K2, the other end of the switch K2 is connected in parallel with a ground wire and the other end of the coil 17, and the capacitor bank C1 obtains energy in the manner that: firstly, a charging circuit is switched on through a switch K1, and low-voltage alternating current (220V) passes through adjustable voltage transformationThe device T boosts, the alternating current is rectified by the rectifier D1 to become direct current, the direct current charges the capacitor bank C1, and the charging circuit is disconnected after the direct current is full, so that the capacitor bank C1 has certain energy, the energy can be provided in the discharging circuit, and the thrust generated by electromagnetism
Figure BDA0004136292310000061
Wherein: />
Figure BDA0004136292310000062
The magnetic induction intensity of the upper surface of the driving piece; />
Figure BDA0004136292310000063
The magnetic induction intensity of the lower surface of the driving piece; />
Figure BDA0004136292310000064
Is->
Figure BDA0004136292310000065
The method is obtained through magnetic induction intensity signal testing; mu is the permeability of the medium.
Referring to fig. 1 and 5, a first telescopic square tube section 20 is vertically rotatably installed on the upper surface of a base 1 in parallel with a support column 2, an L-shaped plate 21 is installed between the upper part of the outer wall of the first telescopic square tube section 20 and the outer wall of a screw of a bidirectional screw pair 6 through a bearing, the outer end of the screw of the bidirectional screw pair 6 is connected with the top end of the first telescopic square tube section 20 through a bevel gear pair, a first forward and reverse rotation motor 19 is installed behind the right side of the upper surface of the base 1, a worm gear and worm assembly 26 is installed between the bottom of the outer wall of the first telescopic square tube section 20 and the upper surface of the base 1 through a bearing seat, a third electric mortise lock 25 is installed between the first forward and reverse rotation motor 19 and the worm of the worm gear and worm assembly 26, a first conical friction wheel pair 27 is arranged between the outer end of a motor shaft of the first forward and reverse rotation motor 19, the outer end of a bolt of the third electric mortise lock 25 and the end part of a worm, the conical friction wheel of the first conical friction wheel pair 27 is rotationally sleeved with the bolt of the third electric mortise lock 25, the rest is fixedly sleeved, the third electric mortise lock 25 is electrically extended, the first forward and reverse rotation motor 19 can be matched with the first conical friction wheel pair 27 to enable the worm and gear assembly 26 to rotate forward and reverse, the first telescopic square tube section 20 can rotate forward and reverse, the bidirectional screw pair 6 can rotate forward and reverse through a bevel gear pair, and the clamping block 7 can be used for clamping a rod piece.
Further, a first driving shaft 22 parallel to a motor shaft is mounted at the rear side of the first forward and backward rotation motor 19 through a bearing seat, the outer wall of the first driving shaft 22 is connected with the outer end of the unidirectional screw assembly 14 through a first sprocket chain assembly 23, a fourth electric mortise lock 24 is horizontally mounted between the first driving shaft 22 and the motor shaft, the outer end of the first driving shaft 22, the outer end of the motor shaft of the first forward and backward rotation motor 19 and the outer end of a bolt of the fourth electric mortise lock 24 are also connected through a first conical friction wheel set 27, a conical friction wheel of the first conical friction wheel set 27 is rotationally sleeved with the bolt of the fourth electric mortise lock 24, the rest is fixedly sleeved with the other parts, the unidirectional screw assembly 14 is electrically stretched through the fourth electric mortise lock 24, the first forward and backward rotation motor 19 is matched with the first conical friction wheel set 27 to enable the first driving shaft 22 to forward and backward rotate, and the unidirectional screw assembly 14 can further drive the connecting plate 16 to move left and right.
Further, an optical axis is horizontally fixed at the rear side of the fixed side plate provided with the one-way screw pair 14, and a limiting ring sleeved on the surface of the optical axis in a sliding manner is fixed at the rear side of the moving block of the one-way screw pair 14, so that the screw of the one-way screw pair 14 is prevented from bending.
Referring to fig. 6, the telescopic rotating device 18 includes an inverted F-shaped plate 1800 connected to the top of the moving block of the unidirectional screw pair 14, a threaded rod thread bushing assembly 1801 and a second telescopic Fang Guanduan are horizontally and rotatably installed above the outer side of the inverted F-shaped plate 1800, a transverse tube 1803 with teeth in the middle of the outer wall is installed at the outer end of the threaded rod thread bushing assembly 1801 through a bearing, the transverse tube 1803 is horizontally and fixedly inserted at the rear side of the connecting plate 16, the threaded rod thread bushing assembly 1801 is located above the second telescopic square tube section 1802, the bottom of the thread bushing is rotatably connected with the moving end of the second telescopic Fang Guanduan 1802 through a bearing seat, a second gear 1804 is fixedly sleeved at the outer end of the second telescopic Fang Guanduan, the second gear 1804 is meshed with the teeth in the middle of the outer wall of the transverse tube 1803, a second forward and reverse rotating motor 1805 and a second driving shaft 1806 are fixedly installed at the middle and below the outer side of the inner wall of the inverted F-shaped plate 1800, the outer end of the second driving shaft 1806 is connected with the outer wall of the second telescopic Fang Guanduan 1802 through a second sprocket chain assembly 1807, a fifth electric lock 1808 and a sixth electric lock 1809 are respectively installed on the inner side of the inner wall of the inverted F-shaped plate 1800 up and down, the threaded rod end of the threaded rod thread sleeve assembly 1801, the outer end of the bolt of the fifth electric lock 1808, the middle of the outer wall of the bolt of the sixth electric lock 1809, the motor shaft of the second positive and negative rotating motor 1805 and the inner end of the second driving shaft 1806 are connected through a second conical friction wheel pair 1811, the conical friction wheel of the second conical friction wheel pair 1811 is rotationally sleeved with the outer end of the bolt of the fifth electric lock 1808 and the middle of the outer wall of the bolt of the sixth electric lock 1809, the outer end of the bolt of the sixth electric lock 1809 is fixedly sleeved with a friction block 1810 attached to the inner wall of the conical friction wheel on the second driving shaft 1806, when the fifth electric lock 1808 is electrically extended, the second forward and reverse rotation motor 1805 can enable the threaded rod thread sleeve assembly 1801 to stretch out and draw back through the second conical friction wheel pair 1811, when the sixth electric mortise lock 1809 is electrically extended, the second forward and reverse rotation motor 1805 can be matched with the second conical friction wheel pair 1811 to enable the second driving shaft 1806 to rotate in the forward and reverse direction, further the second telescopic square tube section is enabled to rotate in the forward and reverse direction through the second sprocket chain assembly 1807, the transverse tube 1803 drives the connecting plate 16 to rotate through tooth meshing between the second gear 1804 and the middle of the outer wall of the transverse tube 1803, when the sixth electric mortise lock 1809 is powered off, the bolt is contracted, and the friction block 1810 extrudes and limits the conical friction wheel on the second driving shaft 1806 to prevent the connecting plate 16 from rotating.
Further, a first electric rotary joint 1812 is installed on the outer side of the surface of the transverse tube 1803, and a wire of the first electric rotary joint 1812 is connected to a coil power supply system in series, so that electricity connection is facilitated.
Referring to fig. 7, a second electrical rotary connector 37 connected in series with the power supply line of the electric clamp 11 is installed at the bottom center of the hollow column 10 for safe power connection.
When the electromagnetic loading type testing device suitable for tension torsion scissors is used, the electromagnetic loading type testing device is characterized in that: clamping a rod piece with a strain gauge attached to the surface and connected with a computer detection system between an electric clamp 11 and a clamping block 7, and adjusting the position of a movable column 8 through a first electric mortise lock 9 to enable a driving piece 15 above to be close to a coil 17, energizing the coil 17, generating upward thrust, and detecting the compression shearing effect of the rod piece;
the coil 17 is rotated downwards through the telescopic rotating device 18, the manual telescopic rod 12 is adjusted, the driving piece 15 below can be close to the coil 17, the rod piece is clamped between the electric clamp 11 and the clamping block 7, the coil 17 is electrified, and a downward pulling force is generated for detecting the stretching effect of the rod piece;
the manual telescopic rod 12 is disassembled, the mounting ring 28 is rotated to enable the driving piece 15 to rotate ninety degrees rightwards, then the second electric mortise lock 33 is connected with electricity, the stop block 35 is limited, the coil 17 is enabled to move rightwards and rotate to face the driving piece 15 through the one-way screw pair 14 and the telescopic rotating device 18, the coil 17 is electrified to generate rightwards thrust, the rack 30 drives the first gear 29 to rotate, and the torsion effect of the rod piece is detected through torque calculation.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims (8)

1. Electromagnetic loading type testing device suitable for tension torsion scissors, comprising a base (1), and being characterized in that: the utility model discloses a hand-operated telescopic device, including base (1) and movable support plate, support column (2) are all fixed with in the middle part of upper surface both sides of base (1), two the level is fixed with round hole board (3) between the top of support column (2), the equal vertical electric putter (4) that is fixed with in upper surface both sides middle part of round hole board (3), both sides between the top of electric putter (4) horizontal fixed with roof (5), the embedded rotation of lower surface of roof (5) runs through installs two-way screw pair (6), the both sides movable block bottom of two-way screw pair (6) all is fixed with clamp block (7), sliding grafting has movable column (8) on round hole board (3), the inner wall central symmetry of round hole board (3) transversely peg graft has a pair of first electric mortise lock (9), be connected through the slider spout subassembly between the bolt outer end of first electric mortise lock (9) and the outer wall of movable column (8), the vertical axis of movable column (8) goes up to rotate and runs through and installs hollow column (10), the top of hollow column (10) is fixed with electric clamp (11), the movable support plate (12) on the bottom of movable support plate (13) and the fixed support plate (13) on the bottom of two sides of movable support plate (8), the utility model discloses a rotary shaft type electric screw support comprises a support column (2), a unidirectional screw pair (14) is installed between the rear sides of the support column through horizontal rotation of a fixed side plate, a telescopic rotating device (18) is horizontally installed in front of a moving block of the unidirectional screw pair (14), a connecting plate (16) is installed at the front end of the telescopic rotating device (18), a coil (17) is fixed on the upper surface of the connecting plate (16), the coil (17) is connected with commercial power through a coil power supply system, a circular groove (80) is formed in the bottom of the moving column (8), a first gear (29) is fixedly sleeved at the end part of the hollow column (10), racks (30) which are in sliding clamping connection with the inner wall of the circular groove (80) are horizontally meshed at the outer side of the first gear (29), inverted T-shaped blocks (31) extending to the peripheral surface are in sliding clamping connection with the inner wall of the circular groove (80), a second electric plug lock (33) is inserted into the outer end of the inverted T-shaped blocks (31) through stepped blind holes, a rotating shaft (34) is installed above the inner wall of the stepped blind holes through torsion springs in a rotating mode, a rotary shaft (34) is fixedly sleeved at the outer side of the hollow column (8), a stop piece (28) is fixedly inserted into the outer side of the rotary shaft (28) through the rotary shaft (28), the outside of the inverted T-shaped block (31) is fixed with a cross rod (36), and the outer wall of the cross rod (36) is connected with the end part of the rack (30).
2. An electromagnetic loading test device for tension and torsion shears according to claim 1, wherein: the coil power supply system comprises a switch K1 connected with one end of low-voltage alternating current in series, the other end of the switch K1 is connected with a resistor R1 in series, the other end of the resistor R1 is connected with an adjustable transformer T in series, the other end of a primary winding of the adjustable transformer T is connected with the other end of the low-voltage alternating current in series, one end of a secondary winding of the adjustable transformer T is grounded, the other end of the secondary winding of the adjustable transformer T is connected with a rectifier D1 and a resistor R2 in series in sequence, one end of a coil (17) and a capacitor bank C1 are connected with the other end of the resistor R2 in parallel, the other end of the capacitor bank C1 is connected with a switch K2 in series, and the other end of the switch K2 is connected with the other end of a ground wire and the other end of the coil (17) in parallel.
3. An electromagnetic loading test device for tension and torsion shears according to claim 1, wherein: the utility model discloses a motor, including base (1), upper surface parallel support column (2) of base (1), first flexible square tube section (20) are installed in vertical rotation, install L template (21) through the bearing between the outer wall top of first flexible square tube section (20) and the lead screw outer wall of two-way screw pair (6), be connected through bevel gear pair between the lead screw outer end of two-way screw pair (6) and the top of first flexible square tube section (20), first positive and negative motor (19) are installed at the upper surface right side rear of base (1), install worm gear assembly (26) through the bearing frame between the outer wall bottom of first flexible square tube section (20) and the upper surface of base (1), install third electric mortise lock (25) between the worm of first positive and negative motor (19) and worm gear assembly (26), install first conical friction wheel pair (27) between the outer end of motor shaft outer end of third electric mortise lock (25) and the tip of worm, conical friction wheel pair (27) and third electric mortise lock (25) are fixed socket joint rotation lock and are the rest.
4. An electromagnetic loading test apparatus for tension and torsion shears according to claim 3, wherein: the rear side of first positive and negative motor (19) is installed first drive shaft (22) of parallel motor shaft through the bearing frame, be connected through first sprocket chain subassembly (23) between the outer end of first drive shaft (22) outer wall and one-way screw pair (14), horizontal installation has fourth electric mortise lock (24) between first drive shaft (22) and the motor shaft, also be connected through first toper friction wheel pair (27) between the motor shaft outer end of first positive and negative motor (19) and the bolt outer end of fourth electric mortise lock (24), the toper friction wheel of first toper friction wheel pair (27) is rotated with the bolt of fourth electric mortise lock (24) and is cup jointed, and the balance is fixed.
5. An electromagnetic loading test apparatus for tension and torsion shears according to claim 4, wherein: an optical axis is horizontally fixed at the rear side of a fixed side plate provided with the one-way screw pair (14), and a limiting ring sleeved on the surface of the optical axis in a sliding manner is fixed at the rear side of a moving block of the one-way screw pair (14).
6. An electromagnetic loading test device for tension and torsion shears according to claim 1, wherein: the telescopic rotating device (18) comprises an inverted F-shaped plate (1800) connected with the top of a moving block of the one-way screw pair (14), a threaded rod thread sleeve assembly (1801) and a second telescopic Fang Guanduan (1802) are installed in a penetrating mode through horizontal rotation on the outer side upper portion of the inverted F-shaped plate (1800), a transverse tube (1803) with teeth is arranged in the middle of the outer wall of the threaded rod thread sleeve assembly (1801) through a bearing, the transverse tube (1803) is horizontally and fixedly inserted on the rear side of a connecting plate (16), the threaded rod thread sleeve assembly (1801) is located above the second telescopic Fang Guanduan (1802), the bottom of the thread sleeve is in rotating connection with the moving end of the second telescopic Fang Guanduan (1802) through a bearing seat, a second gear (1804) is fixedly sleeved on the outer end of the second telescopic Fang Guanduan, the second gear (1804) is meshed with the teeth in the middle of the outer wall of the transverse tube (1803), a second positive and negative rotating motor (1805) and a second positive and negative rotating motor (1806) are respectively fixedly installed on the outer side and the lower side of the inner wall of the threaded rod thread sleeve (1801), a second positive and negative rotating motor (1806) and a second driving shaft (1806) are rotatably connected with the moving end of the second telescopic driving shaft (1806), and the end of the second gear (1806) is in a penetrating mode, and the second gear (1804) is fixedly sleeved on the outer end of the second gear (1804) through the outer end of the second telescopic rotating shaft The outer end of a fifth electric mortise lock (1808) bolt, the middle part of the outer wall of the sixth electric mortise lock (1809) bolt, a motor shaft of a second positive and negative rotating motor (1805) and the inner end of a second driving shaft (1806) are connected through a second conical friction wheel pair (1811), a conical friction wheel of the second conical friction wheel pair (1811) is rotationally sleeved with the outer end of the fifth electric mortise lock (1808) bolt and the middle part of the outer wall of the sixth electric mortise lock (1809) bolt, the rest is fixedly sleeved, and a friction block (1810) attached to the inner wall of the conical friction wheel on the second driving shaft (1806) is fixed at the outer end of the bolt of the sixth electric mortise lock (1809).
7. An electromagnetic loading test apparatus for tension and torsion shears according to claim 6, wherein: a first electric rotary joint (1812) is arranged on the outer side of the surface of the transverse tube (1803), and a wire of the first electric rotary joint (1812) is connected to a coil power supply system in series.
8. An electromagnetic loading test device for tension and torsion shears according to claim 1, wherein: the bottom center of the hollow column (10) is provided with a second electric rotary joint (37) connected in series with a power supply circuit of the electric clamp (11).
CN202310276169.9A 2023-03-21 2023-03-21 Electromagnetic loading type testing device suitable for tension torsion scissors Pending CN116223249A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310276169.9A CN116223249A (en) 2023-03-21 2023-03-21 Electromagnetic loading type testing device suitable for tension torsion scissors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310276169.9A CN116223249A (en) 2023-03-21 2023-03-21 Electromagnetic loading type testing device suitable for tension torsion scissors

Publications (1)

Publication Number Publication Date
CN116223249A true CN116223249A (en) 2023-06-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310276169.9A Pending CN116223249A (en) 2023-03-21 2023-03-21 Electromagnetic loading type testing device suitable for tension torsion scissors

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117288595A (en) * 2023-11-27 2023-12-26 天津军泰承顺机械制造有限公司 Pin shaft strength detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117288595A (en) * 2023-11-27 2023-12-26 天津军泰承顺机械制造有限公司 Pin shaft strength detection device
CN117288595B (en) * 2023-11-27 2024-02-02 天津军泰承顺机械制造有限公司 Pin shaft strength detection device

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