CN112697580A - Steel bar bending tester - Google Patents
Steel bar bending tester Download PDFInfo
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- CN112697580A CN112697580A CN202110115448.8A CN202110115448A CN112697580A CN 112697580 A CN112697580 A CN 112697580A CN 202110115448 A CN202110115448 A CN 202110115448A CN 112697580 A CN112697580 A CN 112697580A
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 43
- 239000010959 steel Substances 0.000 title claims abstract description 43
- 238000005452 bending Methods 0.000 title claims abstract description 36
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 19
- 230000003014 reinforcing effect Effects 0.000 description 19
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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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
- G01N3/02—Details
- G01N3/04—Chucks
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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
- G01N3/20—Investigating strength properties of solid materials by application of mechanical stress by applying steady bending forces
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- 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
- G01N2203/0001—Type of application of the stress
- G01N2203/0003—Steady
-
- 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
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- 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
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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)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of steel bar bending tests, in particular to a steel bar bending tester, which comprises a working cabinet body, a servo electric cylinder, a limiting plate, an annular turntable, a positioning sensor, a driving mechanism, a main positioning plate, an auxiliary positioning cylinder, a positioning guide ring, a cylinder body and an adjusting screw rod, wherein the servo electric cylinder drives the limiting plate to move rightwards, the limiting plate and the main positioning plate are used for clamping steel bars, the driving mechanism and the annular turntable are used for enabling the positioning sensor to rotate to a specified position so as to rapidly test the steel bars with different bending radiuses, in addition, the adjusting screw rod and the cylinder body are used for driving the main positioning plate to move upwards, the positioning guide ring on the main positioning plate is enabled to move upwards along the corresponding auxiliary positioning cylinder, the positioning guide ring can be used for enabling the corresponding auxiliary positioning cylinder to move upwards to a proper position so as to test the bent steel bars with different diameters through the proper auxiliary, the application range is improved.
Description
Technical Field
The invention discloses a steel bar bending tester, and belongs to the technical field of steel bar bending tests.
Background
The reinforcing bar is that reinforced concrete uses and steel for prestressed reinforcement concrete, its cross section is circular, including plain steel bar, ribbed steel bar, twist reverse reinforcing bar, some reinforcing bars need be crooked when using, and need utilize reinforcing bar bending test machine to test crooked reinforcing bar, reinforcing bar bending test machine adopts three contact post structure and arranges according to the triangle at present, thereby test crooked reinforcing bar, but can only test a bending radius's reinforcing bar, but different positions demand different bending radius's reinforcing bar, thereby influence reinforcing bar bending test machine's application range, consequently, need design a reinforcing bar bending test machine and solve above-mentioned problem.
Summary of the invention
Aiming at the problems in the prior art, the invention provides a steel bar bending tester.
The technical scheme adopted by the invention for solving the technical problems is as follows: a steel bar bending tester comprises a working cabinet body, a servo electric cylinder, a limiting plate, an annular turntable, a positioning sensor, a driving mechanism, a main positioning disc, an auxiliary positioning cylinder, a positioning guide ring, a cylinder body and an adjusting screw rod, wherein the upper end of the working cabinet body is rotatably connected with the annular turntable, the upper end of the left side of the working cabinet body is fixedly connected with the cylinder body of the servo electric cylinder and the cylinder body of the servo electric cylinder are positioned on the left side of the annular turntable, the positioning sensor is installed at the upper end of the rear part of the annular turntable, the annular end of the annular turntable is provided with the driving mechanism and the driving mechanism is arranged on the working cabinet body, the movable shaft of the servo electric cylinder is fixedly connected with the limiting plate and the limiting plate is attached and slides on the upper end of the annular turntable, the bottom inside of the working cabinet body is fixedly connected with the cylinder body, the, adjusting screw upper portion annular end rotates through the bearing and connects main positioning disk and main positioning disk laminating in the internal end of the work cabinet, main positioning disk sets up inside the annular carousel and extends the annular carousel upside, the equidistance activity sets up a plurality of vice location section of thick bamboo and vice location section of thick bamboo that the grow was arranged gradually from inside to outside diameter between annular carousel and the main positioning disk and is in the internal end of the work cabinet, a plurality of the equal sliding connection location guide ring of vice location section of thick bamboo annular inner wall, the most inside location guide ring is fixed at main positioning disk downside annular end, other location guide ring fixes respectively at the vice location section of thick bamboo downside annular end of the inside laminating of corresponding vice location section of thick bamboo.
Further, horizontal portion and the L type baffle department of work cabinet body left side upper end fixed connection L type baffle are between servo electronic jar and annular rotary table, the limiting plate is in both sides around the servo electronic jar towards two first guide bars of servo electronic jar one end symmetry fixed connection and two first guide bars, two first guide bar all runs through the vertical portion of L type baffle and with L type baffle sliding connection.
Furthermore, the lower end of the annular turntable is fixedly connected with a sliding ring, and the upper end of the working cabinet body is provided with an annular sliding groove and the inside of the annular sliding groove is connected with the sliding ring in a sliding manner.
Further, the installation of annular carousel rear portion upper end is used for positioning sensor's type of falling T mount pad, the symmetry is seted up two rectangles in the horizontal portion of type of falling T mount pad and is led to groove and two rectangles and locate in the positioning sensor both sides outside, two picture pegs of annular carousel rear portion upper end symmetry fixed connection and picture peg run through the rectangle and lead to the groove, picture peg upper end is towards positioning sensor one side border position fixed connection fixed plate, the picture peg upper end deviates from positioning sensor one side sliding connection conical block and is in the horizontal portion upper end of type of falling T mount pad, it is in the picture peg upside to set up reset spring and reset spring between conical block and the fixed plate.
Furthermore, the fixed plate is towards reset spring one end intermediate position fixed connection second guide bar, the second guide bar deviates from fixed plate one end and sets up the guiding hole and extends into inside the guiding hole, the guiding hole is seted up on the bell piece, the annular outside of second guide bar sets up reset spring.
Further, the driving mechanism comprises a ring gear fixed at the annular end of the annular turntable, the right rear part of the ring gear is meshed with the transmission gear, the top end of the right rear side in the working cabinet body is fixedly connected with a reduction gearbox, the lower end of the reduction gearbox is fixedly connected with a servo motor, the output shaft of the servo motor is connected with the input shaft of the reduction gearbox, and the output shaft of the reduction gearbox extends out of the upper side of the working cabinet body and is fixedly connected with the transmission gear.
Furthermore, a hidden groove is formed in the middle of the upper end of the main positioning plate, the upper end of the adjusting screw is fixedly connected with a plum-blossom-shaped handle, and the plum-blossom-shaped handle is located inside the hidden groove.
Further, a plurality of vice locating cylinder downside annular inner wall all sets up the position collar downside that retaining ring and retaining ring are in, the inside top of vice locating cylinder sets up a plurality of vertical arrangement's location guide arm, a plurality of towards outer marginal position equidistance the location guide arm all runs through corresponding location guide ring and with location guide ring sliding connection, equidistant a plurality of screw through-hole of seting up on the retaining ring, the external screw thread is seted up to location guide arm lower part annular end, the external screw thread portion threaded connection of location guide arm is inside the screw through-hole.
The invention has the beneficial effects that: (1) the invention relates to a steel bar bending tester, which drives a limiting plate to move rightwards through a servo electric cylinder, clamps a straight part of a steel bar by utilizing the limiting plate and a main positioning disc, drives an annular turntable to rotate in the positive direction through a driving mechanism, so that a positioning sensor rotates to a specified position, can quickly test the steel bars with different bending radiuses, and improves the use range, in addition, through an adjusting screw rod, the rotation of the adjusting screw rod can lead the adjusting screw rod to extend a cylinder body to move upwards due to the threaded connection of the adjusting screw rod and the cylinder body, and further drives the main positioning disc to move upwards, further drives a positioning guide ring on the main positioning disc to move upwards along a corresponding auxiliary positioning cylinder, leads the auxiliary positioning cylinder and the positioning guide ring fixed with the auxiliary positioning cylinder to move upwards to a proper height after the positioning guide ring is jointed with the top end inside the auxiliary positioning cylinder, and further leads the corresponding auxiliary positioning cylinder to, the bending steel bars with different diameters are tested through the appropriate auxiliary positioning cylinder, and the application range is widened.
(2) According to the reinforcing steel bar bending testing machine, two conical blocks can be inwards extruded, the reset spring is compressed, the conical blocks are completely moved to the upper end of the inserting plate, the rectangular through groove of the inverted T-shaped mounting seat is placed at the upper ends of the conical blocks and the fixing plate, the inverted T-shaped mounting seat is moved downwards, the inserting plate is inserted into the rectangular through groove, the conical blocks penetrate through the rectangular through groove, the conical blocks are moved outwards to the original positions under the action of the reset spring, the inverted T-shaped mounting seat is limited, the inverted T-shaped mounting seat is quickly disassembled and assembled, and assembly and maintenance are facilitated.
(3) According to the reinforcing steel bar bending testing machine, the positioning guide rod can guide the movement of the positioning guide ring, the limiting ring prevents the positioning guide ring from falling off from the auxiliary positioning cylinder, the positioning guide rod is separated from the limiting ring through the external thread of the positioning guide rod and the threaded through hole, the limiting ring can be detached, the auxiliary positioning cylinder can be rapidly detached, and the reinforcing steel bar bending testing machine is convenient to maintain and replace.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a steel bar bending tester of the present invention;
FIG. 2 is a cross-sectional view of an annular turntable in a steel bar bending tester of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
FIG. 4 is a schematic view of a driving mechanism of a steel bar bending tester according to the present invention;
FIG. 5 is an assembly view of a positioning sensor in the steel bar bending tester of the present invention;
FIG. 6 is an enlarged view of the portion B in FIG. 5
Fig. 7 is a schematic view of a secondary positioning cylinder in the steel bar bending tester of the present invention.
In the figure: 1. the working cabinet body, 2, servo electric cylinder, 3, limiting plate, 4, annular turntable, 5, positioning sensor, 6, driving mechanism, 7, main positioning disk, 8, auxiliary positioning cylinder, 9, positioning guide ring, 10, cylinder body, 11, adjusting screw, 12, slip ring, 21, L-shaped baffle, 22, first guide rod, 51, inverted T-shaped mounting seat, 52, fixing plate, 53, reset spring, 54, conical block, 55, second guide rod, 56, guide hole, 57, plug board, 61, ring gear, 62, transmission gear, 63, reduction box, 64, servo motor, 71, hidden groove, 91, positioning guide rod, 92, limiting ring, 93 and threaded through hole.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1-7, the present invention provides a technical solution: a steel bar bending tester comprises a working cabinet body 1, a servo electric cylinder 2, a limiting plate 3, an annular turntable 4, a positioning sensor 5, a driving mechanism 6, a main positioning disc 7, an auxiliary positioning cylinder 8, a positioning guide ring 9, a cylinder body 10 and an adjusting screw rod 11, wherein the upper end of the working cabinet body 1 is rotatably connected with the annular turntable 4, an installation carrier is provided for corresponding parts through the working cabinet body 1, the upper end of the left side of the working cabinet body 1 is fixedly connected with a cylinder body of the servo electric cylinder 2, the cylinder body of the servo electric cylinder 2 is positioned at the left side of the annular turntable 4, the servo electric cylinder 2 drives the limiting plate 3 to move, the upper end of the rear part of the annular turntable 4 is provided with the positioning sensor 5, the annular end of the annular turntable 4 is provided with the driving mechanism 6, the driving mechanism 6 is arranged on the working cabinet body 1, a movable shaft of the servo electric, the bottom end in the working cabinet body 1 is fixedly connected with a cylinder body 10, the upper end of the cylinder body 10 is in threaded connection with an adjusting screw 11, the adjusting screw 11 extends into the cylinder body 10, the adjusting screw 11 is arranged in the working cabinet body 1 and extends out of the upper side of the working cabinet body 1, the upper annular end of the adjusting screw 11 is rotatably connected with a main positioning disk 7 through a bearing, the main positioning disk 7 is attached to the upper end of the working cabinet body 1, the main positioning disk 7 is arranged in an annular turntable 4 and extends out of the upper side of the annular turntable 4, a plurality of auxiliary positioning cylinders 8 with gradually increasing diameters are movably arranged between the annular turntable 4 and the main positioning disk 7 at equal intervals, the auxiliary positioning cylinders 8 are positioned at the upper end of the working cabinet body 1, the annular inner walls of the plurality of auxiliary positioning cylinders 8 are all in sliding connection with positioning guide rings 9, the innermost, other positioning guide rings 9 are respectively fixed at the lower side annular end of the auxiliary positioning cylinder 8 which is attached inside the corresponding auxiliary positioning cylinder 8.
Specifically, firstly, the bent steel bar is placed on the upper end of the annular turntable 4, the main positioning disk 7 is attached to the bent position of the steel bar, then the limiting plate 3 is driven to move rightwards through the servo electric cylinder 2, so that the limiting plate 3 is contacted with one straight part of the steel bar, the limiting plate 3 is clamped with the main positioning disk 7, then the annular turntable 4 is driven to rotate forwards through the driving mechanism 6, so that the positioning sensor 5 rotates to a specified position, if the positioning sensor 5 is contacted with the other straight part of the steel bar, the green indicating lamp on the working cabinet body 1 emits light, the bent steel bar is tested to be qualified, if the positioning sensor 5 is not contacted with the other straight part of the steel bar after rotating to the proper position or the positioning sensor 5 is not rotated to the proper position, the green indicating lamp on the working cabinet body 1 emits light, realize crooked reinforcing bar test unqualified, can carry out the high-speed test to different bend radius's reinforcing bar, promote application range, in addition can be according to the specification of reinforcing bar diameter, rotate adjusting screw 11 again, because of adjusting screw 11 and barrel 10 threaded connection, so adjusting screw 11 rotates and can make adjusting screw 11 extend barrel 10 rebound, and then drive main positioning disk 7 rebound, and then drive the positioning guide ring 9 on the main positioning disk 7 along the vice location section of thick bamboo 8 rebound that corresponds, make the inside top laminating back of positioning guide ring 9 and vice location section of thick bamboo 8, can make vice location section of thick bamboo 8 and rather than fixed positioning guide ring 9 rebound to suitable height, thereby make corresponding vice location section of thick bamboo 8 rebound to suitable position, through suitable vice location section of thick bamboo 8 is tested the crooked reinforcing bar of different diameters, application scope is improved.
Horizontal portion and the L type baffle 21 of 1 left side upper end fixed connection L type baffle of the work cabinet body are in between servo electric cylinder 2 and the annular rotary table 4, limiting plate 3 is in both sides around servo electric cylinder 2 towards two first guide bars 22 of 2 one end symmetry fixed connection of servo electric cylinder and two first guide bars 22, two first guide bars 22 all run through the vertical portion of L type baffle 21 and with L type baffle 21 sliding connection, specifically, through first guide bar 22 and L type baffle 21, remove limiting plate 3 and lead.
4 lower extreme fixed connection sliding rings 12 of annular carousel, the inside sliding connection sliding ring 12 of annular spout and annular spout is seted up to the work cabinet body 1 upper end, specifically, through sliding ring 12 and annular spout, can lead to the rotation of annular carousel 4, also can realize that annular carousel 4 rotates with the work cabinet body 1 and is connected.
An inverted T-shaped mounting seat 51 for assembling the positioning sensor 5 is mounted at the upper end of the rear part of the annular turntable 4, two rectangular through grooves are symmetrically formed in the transverse part of the inverted T-shaped mounting seat 51 and are positioned at the outer sides of two sides of the positioning sensor 5, two insertion plates 57 are symmetrically and fixedly connected at the upper end of the rear part of the annular turntable 4 and penetrate through the rectangular through grooves, a fixing plate 52 is fixedly connected at the upper end of the insertion plate 57 towards the edge of one side of the positioning sensor 5, a tapered block 54 is slidably connected at one side of the upper end of the insertion plate 57, the tapered block 54 is positioned at the upper end of the transverse part of the inverted T-shaped mounting seat 51, a return spring 53 is arranged between the tapered block 54 and the fixing plate 52 and is positioned at the upper side of the insertion plate 57, specifically, the positioning sensor 5 is mounted on the annular turntable 4 through the inverted T-shaped mounting seat, also make toper piece 54 move completely to picture peg 57 upper end, then place toper piece 54 and fixed plate 52 upper end with the rectangle logical groove of type of falling T mount pad 51, move type of falling T mount pad 51 downwards again, thereby make picture peg 57 place the rectangle logical inslot, and make toper piece 54 run through the rectangle logical groove, then under reset spring 53 effect, make toper piece 54 outwards move to primary importance, and then restrict type of falling T mount pad 51, realize type of falling T mount pad 51's quick assembly disassembly, and be convenient for assembly and maintenance.
The fixing plate 52 is fixedly connected with a second guide rod 55 facing the middle of one end of the return spring 53, one end of the second guide rod 55, which is far away from the fixing plate 52, is provided with a guide hole 56 and extends into the guide hole 56, the guide hole 56 is formed in the conical block 54, the return spring 53 is arranged on the annular outer side of the second guide rod 55, and specifically, the conical block 54 is guided to move through the second guide rod 55 and the guide hole 56.
The driving mechanism 6 comprises a ring gear 61 fixed at the ring end of the ring-shaped rotary table 4, the right rear part of the ring gear 61 is meshed with a transmission gear 62, the top end of the right rear side in the working cabinet body 1 is fixedly connected with a reduction gearbox 63, the lower end of the reduction gearbox 63 is fixedly connected with a servo motor 64, an output shaft of the servo motor 64 is connected with an input shaft of the reduction gearbox 63, the output shaft of the reduction gearbox 63 extends out of the upper side of the working cabinet body 1 and is fixedly connected with the transmission gear 62, specifically, the transmission gear 62 is driven to rotate through the servo motor 64 and the reduction gearbox 63, and the transmission gear 62 is meshed with the ring gear 61, so that the.
The annular inner walls of the lower sides of a plurality of auxiliary positioning cylinders 8 are all provided with limiting rings 92, the limiting rings 92 are positioned at the lower sides of the positioning guide rings 9, the top ends of the inner parts of the auxiliary positioning cylinders 8 are provided with a plurality of positioning guide rods 91 which are vertically arranged at equal intervals towards the outer edge positions, the plurality of positioning guide rods 91 all penetrate through the corresponding positioning guide rings 9 and are in sliding connection with the positioning guide rings 9, a plurality of threaded through holes 93 are arranged at equal intervals on the limiting rings 92, the annular end of the lower parts of the positioning guide rods 91 is provided with external threads, the external thread parts of the positioning guide rods 91 are in threaded connection with the interior of the threaded through holes 93, specifically, the positioning guide rods 91 can guide the movement of the positioning guide rings 9, the positioning guide rings 9 are prevented from falling off from the auxiliary positioning cylinders 8 through the limiting rings 92, in addition, the positioning guide rods 91 can be rotated, and the positioning guide rods 91 can be, the limiting ring 92 can be disassembled, so that the auxiliary positioning cylinder 8 can be disassembled and assembled quickly, and maintenance and replacement are facilitated.
In the specific implementation mode, firstly, the servo electric cylinder 2, the positioning sensor 5 and the servo motor 64 are switched on, the adjusting screw 11 is rotated according to the specification of the diameter of the steel bar, and the adjusting screw 11 is connected with the cylinder 10 through threads, so that the adjusting screw 11 rotates to enable the adjusting screw 11 to extend out of the cylinder 10 and further drive the main positioning disc 7 to move upwards, further drive the positioning guide ring 9 on the main positioning disc 7 to move upwards along the corresponding auxiliary positioning cylinder 8, after the positioning guide ring 9 is attached to the top end inside the auxiliary positioning cylinder 8, the auxiliary positioning cylinder 8 and the positioning guide ring 9 fixed with the auxiliary positioning cylinder 8 can move upwards to a proper height, further enable the corresponding auxiliary positioning cylinder 8 to move upwards to a proper position, further utilize the auxiliary positioning cylinders 8 or the main positioning disc 7 with different diameters to test the bent steel bars with different diameters, then the bent steel bars are placed on the annular turntable 4, the main positioning disk 7 or the corresponding auxiliary positioning cylinder 8 is attached to the bending position of the steel bar, then the servo electric cylinder 2 is started through the control switch, the servo electric cylinder 2 drives the limiting plate 3 to move rightwards, so that the limiting plate 3 is contacted with a straight part of the steel bar, the limiting plate 3 is clamped with the main positioning disk 7 or the corresponding auxiliary positioning cylinder 8, then the servo motor 64 is started through the control switch, the reduction gearbox 63 is used for driving the transmission gear 62 to rotate, the transmission gear 62 is meshed with the annular gear 61, so that the transmission gear 62 rotates to enable the annular gear 61 to rotate by a proper angle, the annular turntable 4 is driven to rotate by a proper angle in the forward direction, so that the positioning sensor 5 rotates to a specified position, if the positioning sensor 5 is contacted with the other straight part of the steel bar, a green indicating lamp on the working cabinet body 1 emits light, and the test of the bent, if positioning sensor 5 rotates behind the suitable position not take place to contact with another straight portion of reinforcing bar or positioning sensor 5 does not rotate suitable position just with another straight portion of reinforcing bar and take place to contact, the red pilot lamp on the work cabinet body 1 is luminous, realizes that crooked reinforcing bar is experimental unqualified, can carry out the rapid test to different bend radius's reinforcing bar, promotes application range.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A steel bar bending tester is characterized in that: comprises a working cabinet body (1), a servo electric cylinder (2), a limiting plate (3), an annular turntable (4), a positioning sensor (5), a driving mechanism (6), a main positioning disc (7), an auxiliary positioning cylinder (8), a positioning guide ring (9), a cylinder body (10) and an adjusting screw rod (11), wherein the upper end of the working cabinet body (1) is rotatably connected with the annular turntable (4), the upper end of the left side of the working cabinet body (1) is fixedly connected with the cylinder body of the servo electric cylinder (2), the cylinder body of the servo electric cylinder (2) is positioned at the left side of the annular turntable (4), the upper end of the rear part of the annular turntable (4) is provided with the positioning sensor (5), the annular end of the annular turntable (4) is provided with the driving mechanism (6) and the driving mechanism (6) is arranged on the working cabinet body (1), the movable shaft of the servo electric cylinder (2) is fixedly connected with the limiting plate (3) and the limiting plate, the bottom end of the interior of the working cabinet body (1) is fixedly connected with the cylinder body (10), the upper end of the cylinder body (10) is in threaded connection with the adjusting screw rod (11) and the adjusting screw rod (11) extends into the interior of the cylinder body (10), the adjusting screw rod (11) is arranged in the working cabinet body (1) and extends out of the upper side of the working cabinet body (1), the annular end at the upper part of the adjusting screw rod (11) is connected with the main positioning disk (7) through a bearing in a rotating mode, the main positioning disk (7) is attached to the upper end of the working cabinet body (1), the main positioning disk (7) is arranged in the interior of the annular turntable (4) and extends out of the upper side of the annular turntable (4), a plurality of auxiliary positioning cylinders (8) and the auxiliary positioning cylinders (8) are arranged on the upper end of the working cabinet body (1) from inside to outside in a gradually increasing mode in diameter in an equidistant movable mode between the annular turntable (4) and the main positioning, the innermost positioning guide ring (9) is fixed at the annular end of the lower side of the main positioning disc (7), and the other positioning guide ring (9) is respectively fixed at the annular end of the lower side of the auxiliary positioning cylinder (8) which is attached inside the corresponding auxiliary positioning cylinder (8).
2. The steel bar bending tester according to claim 1, wherein: work cabinet body (1) left side upper end fixed connection L type baffle (21) horizontal portion and L type baffle (21) are in between servo electronic jar (2) and annular rotary table (4), limiting plate (3) are both sides around servo electronic jar (2) towards two first guide bars (22) of servo electronic jar (2) one end symmetry fixed connection and two first guide bars (22) are in first guide bar (22) all run through the vertical portion of L type baffle (21) and with L type baffle (21) sliding connection.
3. The steel bar bending tester according to claim 1, wherein: the lower end of the annular turntable (4) is fixedly connected with a sliding ring (12), and the upper end of the working cabinet body (1) is provided with an annular sliding groove and the inside of the annular sliding groove is connected with the sliding ring (12) in a sliding manner.
4. The steel bar bending tester according to claim 1, wherein: the upper end of the rear part of the annular turntable (4) is provided with an inverted T-shaped mounting seat (51) for assembling a positioning sensor (5), two rectangular through grooves are symmetrically formed in the transverse part of the inverted T-shaped mounting seat (51) and are positioned on the outer sides of the two sides of the positioning sensor (5), the upper end of the rear part of the annular turntable (4) is symmetrically and fixedly connected with two insertion plates (57), the insertion plates (57) penetrate through the rectangular through groove, the upper end of the inserting plate (57) faces the edge of one side of the positioning sensor (5) and is fixedly connected with a fixing plate (52), the upper end of the inserting plate (57) is connected with the conical block (54) in a sliding way on the side departing from the positioning sensor (5), the conical block (54) is positioned at the upper end of the transverse part of the inverted T-shaped mounting seat (51), a return spring (53) is arranged between the conical block (54) and the fixing plate (52), and the return spring (53) is positioned on the upper side of the inserting plate (57).
5. The steel bar bending tester according to claim 4, wherein: fixed plate (52) are towards reset spring (53) one end intermediate position fixed connection second guide bar (55), second guide bar (55) set up guiding hole (56) and extend into inside guiding hole (56) deviating from fixed plate (52) one end, guiding hole (56) are seted up on tapered block (54), reset spring (53) are set up to second guide bar (55) annular outside.
6. The steel bar bending tester according to claim 1, wherein: the driving mechanism (6) comprises a ring gear (61) fixed at the annular end of the annular rotary table (4), the right rear part of the ring gear (61) is meshed with the transmission gear (62), the right rear side top end inside the working cabinet body (1) is fixedly connected with a reduction gearbox (63), the lower end of the reduction gearbox (63) is fixedly connected with a servo motor (64), the output shaft of the servo motor (64) is connected with the input shaft of the reduction gearbox (63), and the output shaft of the reduction gearbox (63) extends out of the upper side of the working cabinet body (1) and is fixedly connected with the transmission gear (62).
7. The steel bar bending tester according to claim 1, wherein: a hidden groove (71) is formed in the middle of the upper end of the main positioning plate (7), a quincunx-shaped handle is fixedly connected to the upper end of the adjusting screw rod (11), and the quincunx-shaped handle is located inside the hidden groove (71).
8. The steel bar bending tester according to claim 1, wherein: a plurality of vice location section of thick bamboo (8) downside annular inner wall all sets up stop collar (92) and is in location guide ring (9) downside, vice location section of thick bamboo (8) inside top sets up a plurality of vertical layout's location guide arm (91) towards outer fringe position equidistance, a plurality of location guide arm (91) all run through corresponding location guide ring (9) and with location guide ring (9) sliding connection, equidistantly on stop collar (92) set up a plurality of screw thread through-hole (93), external screw thread is seted up to location guide arm (91) lower part annular end, the external screw thread portion threaded connection of location guide arm (91) is inside screw thread through-hole (93).
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| CN202110115448.8A CN112697580A (en) | 2021-01-28 | 2021-01-28 | Steel bar bending tester |
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| CN202110115448.8A CN112697580A (en) | 2021-01-28 | 2021-01-28 | Steel bar bending tester |
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| CN114279819A (en) * | 2021-12-31 | 2022-04-05 | 江苏鑫科工程质量检测有限公司 | Steel bar bending tester capable of intelligently replacing core |
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