CN214185025U

CN214185025U - Bending angle measuring device of steel bar bender

Info

Publication number: CN214185025U
Application number: CN202023197808.3U
Authority: CN
Inventors: 江志伟
Original assignee: Beijing Tiecheng Cigna Engineering Testing Co Ltd
Current assignee: Beijing Tiecheng Cigna Engineering Testing Co Ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-09-14
Anticipated expiration: 2030-12-25

Abstract

The application relates to a bending angle measuring device of a steel bar bender, which comprises a workbench, wherein a rotary table is rotatably connected to the workbench, a stop block is stably connected to the rotary table, a dial is fixedly arranged on the workbench, the dial is positioned outside the rotary table and is coaxial with the rotary table, scale marks which are arranged at intervals along the circumferential direction of the dial are arranged on the upper surface of the dial, and the stop block comprises a touch rod of which one end extends out of the rotary table; be provided with sensing device on the workstation, sensing device includes touching ware, sliding block, and the sliding block can be dismantled with the calibrated scale and be connected, and the touching ware includes pointer and closing button, and the pointer can correspond with the scale mark on the calibrated scale, and closing button can contradict with the touching pole, and when touching pole and closing button contradicted and compress tightly, enable closing button and start, the touching ware sent the closing signal to the controller, controller control carousel stall, and this application has the effect that improves the crooked angle precision of reinforcing bar.

Description

Bending angle measuring device of steel bar bender

Technical Field

The utility model relates to a angle bending machine field especially relates to a angle bending machine bending angle measuring device.

Background

A steel bar bending tester belongs to an improvement on the structure of a steel bar bender, and is used for bending test of hot-rolled ribbed steel bars for buildings and testing the bending resistance of raw materials and welding points of the hot-rolled ribbed steel bars.

The prior art discloses a steel bar bender, publication No. CN206716898U, open day 2017.12.08, including the organism, is equipped with the work disc on the organism, and the axis position of work disc installs the core pin axle, and still fixedly connected with bending pin axle on the work disc, the both sides of work disc are equipped with the locating plate, install the fender round pin axle on the locating plate, and fixedly connected with is used for the cover to establish the joint ring on the reinforcing bar on the work disc.

In the prior art at present, because the staff is required to manually control the steel bar bending tester to start and pause, an angle error exists in the bending angle of the steel bar bending tester when the steel bar bending tester stops rotating.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem of angle of bending precision of reinforcing bar, this application provides a angle of bending measuring device of angle of bending machine.

The application provides a pair of angle of curvature measuring device of angle of steel bar bender adopts following technical scheme:

a bending angle measuring device of a steel bar bender comprises a workbench, wherein a rotary disc rotating around the axis of the workbench is rotatably connected to the workbench, a stop block is stably connected to the rotary disc, a controller for controlling the rotary disc to rotate is arranged on the workbench, a dial is fixedly arranged on the workbench, the dial is positioned on the outer side of the rotary disc and is coaxial with the rotary disc, scale marks arranged at intervals along the circumferential direction of the dial are arranged on the upper surface of the dial, and the stop block comprises a touch rod with one end extending out of the rotary disc;

be provided with sensing device on the workstation, sensing device includes touching ware, sliding block, the sliding block can be dismantled with the calibrated scale and be connected, the touching ware includes the pointer and closes the button, the pointer can correspond with the scale mark on the calibrated scale, close the button can contradict with the touching pole, when the touching pole contradicts with the close button and compresses tightly, enable the close button and start, close the button and can control the touching ware and send out the signal, the touching ware sends close signal to the controller, controller control carousel stall.

Through adopting above-mentioned technical scheme, according to bend angle's needs, fix the sliding block at the calibrated scale, the carousel during operation drives the touching pole and rotates, and when the reinforcing bar was crooked to certain angle, the touching pole can extrude the close button, and the touching ware sends a signal to the controller, and controller control motor stall to when realizing that the reinforcing bar is crooked to certain angle, carousel automatic stop pivoted effect.

Preferably, the outside of the dial is fixedly provided with an annular slide rail, the sliding block is connected with the annular slide rail in a sliding manner, and the sliding block is provided with a locking device for fixing the sliding block on the annular slide rail.

Through adopting above-mentioned technical scheme, the sliding block removes on annular slide rail, uses locking device to fix it on annular slide rail, and the during operation is convenient for confirm the position of sliding block fast.

Preferably, the touching ware includes the elastic plate, the elastic plate is located the same one side of touching ware with the closing button, the elastic plate is used for contradicting with the touching pole and compresses tightly, can extrude the closing button when the elastic plate warp.

Through adopting above-mentioned technical scheme, because the close button is less for the touching ware, set up the elastic plate on the touching ware, increase the extrusion scope of close button, when the carousel rotated certain angle, the position that the carousel was stretched out to the touching pole can extrude the elastic plate, the elastic plate can warp, thereby the extrusion close button, close button sends the signal of telecommunication to the controller through the touching ware, controller control carousel stall, automatic shutdown rotation when realizing the carousel and rotating certain angle, the elastic plate has elasticity, so when touching pole and elastic plate separation, close button automatic recovery, the work efficiency of angle bending machine has been improved.

Preferably, a plurality of square blocking holes are formed in the rotary disc, square clamping columns are fixedly arranged on the blocking blocks, and the square clamping columns are matched with the blocking holes.

Through adopting above-mentioned technical scheme, through inserting square card post and realizing being connected of square card post and carousel in the different dog holes, it is convenient to connect, is convenient for adjust the position of dog on the carousel.

Preferably, the sliding block is a U-shaped block sleeved outside the annular slide rail, a clamping block is fixedly arranged inside the opening of the sliding block, and a groove for accommodating the clamping block is formed in the annular slide rail; and the sliding block is provided with a bolt in compression connection with the annular sliding rail through threads.

Through adopting above-mentioned technical scheme, annular slide rail and sliding block pass through fixture block and U type recess to the cooperation, realize the gliding effect of sliding block on annular slide rail, then fix the sliding block on annular slide rail through the bolt, help increasing the stability of sliding block and annular slide rail, through the relative slip of bolt restriction sliding block and annular slide rail, can improve angle of rotation's of angle of steel bar bender accuracy.

Preferably, the device comprises an elastic plate fixed on the touch device, the touch rod applies force to the elastic plate to deform the elastic plate, and the elastic plate can apply action to the closing button when being deformed.

Through adopting above-mentioned technical scheme, let touch pole and the great elastic plate contact of area earlier, rethread elastic plate exerts the effect to closing the button, and the setting up of elastic plate is convenient for touch pole and touch ware contact, and the elastic plate has elasticity simultaneously, plays the cushioning effect of touch pole to the touch ware.

Preferably, a central column is fixedly arranged on the rotary table, and a circular plate is fixedly arranged at one end of the central column, which is opposite to the rotary table.

Through adopting above-mentioned technical scheme, the plectane is located the top of reinforcing bar, and at angle bending machine during operation, because reinforcing bar and circular bumping post have great effort, the plectane has the effect that blocks reinforcing bar rebound, has improved the security when angle bending machine uses.

Preferably, the dial upper surface is provided with 270 scale marks, the V type contained angle that two adjacent scale marks formed is 1.

By adopting the technical scheme, the accuracy of setting the rotation angle by the staff is convenient to increase by increasing the scale marks on the dial, and the accuracy of the bending angle of the steel bar bender is improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the steel bar bending device works, the round blocking column can drive one end of the steel bar to rotate, when the elastic plate is acted by the touch rod, the elastic plate can extrude the closing button, the closing button sends a closing signal to the controller through the touch device, and the controller controls the motor to stop rotating, so that the effect that the rotating disc automatically stops rotating when the steel bar is bent to a certain angle is achieved, and the angle accuracy of the steel bar bending is improved;

2. when the touch device works, the touch rod can be ensured not to rotate, the accuracy of the rotation angle of the device is improved, and the sliding block drives the touch device to be fixed at any position of the dial, so that the convenience of angle adjustment is improved;

3. the circular plate is arranged on the upper surface of the central column, when the steel bar bender works, the steel bars and the circular retaining columns have large acting force, the steel bars can be popped out of the turntable, and the circular plate has the function of blocking the steel bars from moving upwards, so that the safety of the steel bar bender is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a cross-sectional view of the present application taken along the length of the adjustment mechanism;

FIG. 3 is a schematic view of the overall structure of the stopper;

FIG. 4 is a cross-sectional view of the connection between the sliding block and the endless slide rail of the present application;

fig. 5 is an enlarged view at a in fig. 1.

Description of reference numerals: 1. a work table; 11. a fixed shaft; 111. c, discharging; 112. an upper shaft; 2. a turntable; 21. a stopper; 211. a touch lever; 212. clamping the column; 213. a circular bumping post; 22. blocking holes; 23. a central column; 3. a dial scale; 31. an annular slide rail; 311. an annular groove; 4. an adjustment mechanism; 41. pressing the steel plate; 42. adjusting a rod; 43. a threaded sleeve; 5. a controller; 51. clockwise keying; 52. a counterclockwise key; 53. a pause key; 6. a sensing device; 61. a touch device; 611. a close button; 612. an elastic plate; 613. a pointer; 62. a slider; 621. a threaded hole; 622. a clamping block; 7. reinforcing steel bars; 8. an electric motor; 9. a gearbox.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Referring to fig. 1 and 2, the bending angle measuring device of the steel bar bender comprises a dial 3, a controller 5 and a sensing device 6. The upper surface of the workbench 1 is rotatably connected with a turntable 2, the whole shape of the turntable 2 is a disc body, a motor 8 and a gearbox 9 are arranged in the workbench 1, and the motor 8 drives the turntable 2 to rotate around the axis of the motor 8 through the gearbox 9. The central column 23 is fixedly arranged at the central position of the upper surface of the rotary table 2, the axis of the central column 23 coincides with the axis of the rotary table 2, one end of the central column 23 is fixed on the rotary table 2, a circular plate used for shielding the steel bar 7 is arranged at one end of the central column 23, which faces away from the rotary table 2, the axis of the circular plate coincides with the axis of the central column 23, the diameter of the circular plate is larger than that of the central column 23, and the circular plate is beneficial to improving the safety of the steel bar 7 when being bent.

Referring to fig. 1 and 2, a fixed shaft 11 is fixedly arranged on the upper surface of the working table 1, the fixed shaft 11 comprises a lower block 111 fixedly connected with the working table 1 and an upper shaft 112 fixed on the upper surface of the lower block 111, and the axis of the upper shaft 112 is parallel to the axis of the rotary table 2.

The upper surface of the workbench 1 is provided with an adjusting mechanism 4, and the adjusting mechanism 4 comprises a threaded sleeve 43, an adjusting rod 42 and a pressing steel plate 41. The pressing steel plate 41 is a rectangular steel block, the pressing steel plate 41 contacts with the upper surface of the turntable 2, one end of the pressing steel plate 41 in the length direction is hinged to the fixed shaft 11, and the pressing steel plate 41 is sleeved outside the upper shaft 112.

The pressing steel plate 41 is provided with an adjusting mechanism 4 for driving the pressing steel plate 41 to rotate. The adjusting mechanism 4 comprises a threaded sleeve 43 fixed on the workbench 1, the threaded sleeve 43 is in threaded connection with an adjusting rod 42, the adjusting rod 42 is a screw rod, one end of the adjusting rod 42 is hinged to the compression steel plate 41, the other end of the adjusting rod is provided with a rotating handle, the relative position between the adjusting rod 42 and the threaded sleeve 43 can be adjusted by rotating the rotating handle, the adjusting rod 42 drives the compression steel plate 41 to rotate around a hinged shaft of the compression steel plate 41 and the fixed shaft 11, and therefore the distance between the compression steel plate 41 and the central column 23 can be adjusted.

During operation puts reinforcing bar 7 between compress tightly steel sheet 41 and center post 23, and the length direction of reinforcing bar 7 is square parallel with the length of compressing tightly steel sheet 41, and compress tightly steel sheet 41 and adjust the one side of pole 42 and contact with reinforcing bar 7 dorsad, and the staff can adjust the distance between compress tightly steel sheet 41 and the center post 23 through the length of adjusting pole 42 to compress tightly steel sheet 41 and center post 23 can compress tightly reinforcing bar 7.

Referring to fig. 1, the upper surface of the rotary table 2 is uniformly provided with square blocking holes 22 at intervals, the cross-sectional shapes of the square blocking holes 22 are square, the square blocking holes 22 are provided with six groups which are uniformly distributed along the circumferential direction of the rotary table 2 at intervals, and each group of direction blocking holes 22 comprises four groups which are uniformly distributed along the radial direction of the rotary table 2 at intervals.

Referring to fig. 1 and 3, a stop 21 is detachably connected to the turntable 2, the stop 21 includes a touch rod 211, a circular stop column 213 and a clamp column 212, the cross section of the clamp column 212 is square, the clamp column 212 is matched with the square stop hole 22, the clamp column 212 can be inserted into any square stop hole 22, the circular stop column 213 is integrally formed at one end of the clamp column 212 extending out of the square stop hole 22, the circular stop column 213 is a cylinder, the axis of the circular stop column 213 is coincident with the center line of the clamp column 212, the circular stop column 213 is integrally formed with one touch rod 211 in the circumferential direction, one end of the touch rod 211 extending out of the turntable 2 is intersected with the axis of the turntable 2, the clamp column 212 is embedded into the square stop hole 22 during operation, and the clamp column 212 is matched with the square stop hole 22, so that the stop 21 rotates together with the turntable 2.

Referring to fig. 1, a dial 3 is arranged on the outer side of the circumference of a rotary disc 2, the dial 3 is fixed on a workbench 1, the axis of the dial 3 is coincident with the axis of the rotary disc 2, the overall shape of the dial 3 is a semicircular ring with a central angle of 270 degrees, one end surface of the dial 3 along the circumferential direction is in contact with the side surface of a threaded sleeve 43, the other end surface of the dial 3 is in contact with the surface of a lower block 111, 270 scale marks are arranged on the surface of the dial 3, a V-shaped included angle formed by two adjacent scale marks is 1 degree, and the scale marks are arranged on the dial 3 and are integer multiples of ten.

Referring to fig. 4 and 5, an annular slide rail 31 is fixedly arranged on the outer side surface of the dial 3, the annular slide rail 31 is located at the middle part of the dial 3 along the axial direction of the dial, the cross section of the annular slide rail 31 is rectangular, the thickness of the annular slide rail 31 along the axial direction of the dial 3 is smaller than that of the dial 3 along the axial direction of the dial, the annular slide rail 31 and the dial 3 are integrally formed, a plane formed by a half of the dial 3 along the thickness direction passes through the center of the cross section of the annular slide rail 31, annular grooves 311 symmetrical along the middle of the thickness direction are formed in the upper surface and the lower surface of the annular slide rail 31, and the annular grooves 311 are located at the connection.

Referring to fig. 5, the sensing device 6 includes a sliding block 62, the sliding block 62 is annular, the cross section of the sliding block 62 is U-shaped, the U-shaped opening of the sliding block 62 faces the dial 3, the sliding block 62 is matched with the annular sliding rail 31, the sliding block 62 is sleeved outside the annular sliding rail 31, two fastening blocks 622 are fixedly disposed on the sliding block 62, and the two fastening blocks 622 are respectively disposed at two ends of the U-shaped opening of the sliding block 62 and in the U-shaped opening. Two screw holes 621 are seted up to the sliding block 62 upper surface, have through screw hole 621 threaded connection on the sliding block 62 and penetrate the sliding block 62 in with the positioning bolt that the surface contact compressed tightly of annular slide rail 31. The sliding block 62 can be fixed at any position of the annular sliding rail 31 by the matching of the positioning bolt and the threaded hole 621.

The sensing device 6 comprises a touch member 61, the touch member 61 is detachably connected to a sliding block 62 by a bolt, the touch member 61 is electrically connected to the controller 5 by a cable, and the touch member 61 is fixed on the upper surface of the sliding block 62. The touch panel 61 includes a close button 611, an elastic plate 612, and a pointer 613. The elastic plate 612 is an L-shaped plate, the elastic plate 612 includes a horizontal plate and a vertical plate, the horizontal plate is fixed on the surface of the touch device 61 along the circumferential direction of the dial 3 and facing the touch rod, the close button 611 is located between the touch device 61 and the elastic plate 612, when the elastic plate 612 receives the acting force of the touch rod 211, the elastic plate 612 can press the close button 611, the controller 5 receives the electric signal transmitted by the touch device 61, when the controller 5 receives the electric signal transmitted by the touch device 61, the controller 5 controls the motor 8 to stop rotating, and therefore the effect of automatic stop rotating when the rotary disc 2 rotates to the set position is achieved.

The controller 5 is provided with a clockwise key 51, a counterclockwise key 52, and a pause key 53 in this order. The controller 5 is positioned on the upper surface of the workbench 1, the clockwise rotation button can control the motor to rotate clockwise, the anticlockwise rotation button can control the motor to rotate anticlockwise, and the pause key 53 can stop the rotation of the motor 8 at any time.

The implementation principle of the above embodiment is as follows:

when the bending machine is operated, the position of the touch device is adjusted, the steel bar 7 is placed between the pressing steel plate 41 and the center post 23, the steel bar 7 and the pointer 613 are adjusted to form a desired central angle, i.e., the bending angle, the stopper 21 is inserted into the stopper hole 22, and then the corresponding button of the controller 5 is actuated, during the rotation of the turntable 2, the stop block 21 is driven to rotate, and when the stop block 21 is contacted with the reinforcing steel bar 7, the reinforcing steel bar 7 is acted by the stop 21, one end of the reinforcing steel bar 7 rotates along with the stop 21, the pressing plate prevents the other end of the reinforcing steel bar 7 from rotating, so that the reinforcing steel bar 7 is bent, when the touch lever 211 is in contact with the elastic plate 612, the elastic plate 612 is forced by the touch lever 211, the elastic plate 612 presses the close button 611, thereby realize when rotatory certain angle, carousel 2 can automatic stop pivoted effect, improve 7 bending angle's of reinforcing bar degree of accuracy.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a angle of curvature measuring device of angle of steel bar bender, includes workstation (1), its characterized in that: the rotary table is characterized in that a rotary table (2) rotating around the axis of the rotary table is rotatably connected to the working table (1), a stop block (21) is stably connected to the rotary table (2), a controller (5) for controlling the rotary table (2) to rotate is arranged on the working table (1), a dial (3) is fixedly arranged on the working table (1), the dial (3) is located on the outer side of the rotary table (2) and coaxial with the rotary table (2), scale marks arranged at intervals along the circumferential direction of the dial (3) are arranged on the upper surface of the dial (3), and the stop block (21) comprises a touch rod (211) with one end extending out of the rotary table (2);

be provided with sensing device (6) on workstation (1), sensing device (6) are including touching ware (61), sliding block (62) can be dismantled with calibrated scale (3) and be connected, touching ware (61) include pointer (613) and close button (611), pointer (613) can correspond with the scale mark on calibrated scale (3), close button (611) can contradict with touch pole (211), touch pole (211) can make close button (611) start with close button (611) conflict when compressing tightly, close button (611) can control touching ware (61) and send a signal, touching ware (61) sends close signal to controller (5), controller (5) control carousel (2) stall.

2. The bending angle measuring device of the steel bar bender according to claim 1, wherein: the outside of the dial (3) is fixedly provided with an annular slide rail (31), the sliding block (62) is in sliding connection with the annular slide rail (31), and the sliding block (62) is provided with a locking device for fixing the sliding block on the annular slide rail (31).

3. The bending angle measuring device of the steel bar bender according to claim 1, wherein: the touch piece (61) comprises an elastic plate (612), the elastic plate (612) and the closing button (611) are positioned on the same side of the touch piece (61), the elastic plate (612) is used for being in interference compression with the touch rod (211), and the elastic plate (612) can press the closing button (611) when being deformed.

4. The bending angle measuring device of the steel bar bender according to claim 1, wherein: the rotary table (2) is provided with a plurality of square blocking holes (22), the stop block (21) is fixedly provided with square clamping columns (212), and the square clamping columns (212) are matched with the blocking holes (22).

5. The bending angle measuring device of the steel bar bender according to claim 2, wherein: the sliding block (62) is a U-shaped block sleeved on the outer side of the annular sliding rail (31), a clamping block (622) is fixedly arranged on the inner side of an opening of the sliding block (62), and a groove for accommodating the clamping block (622) is formed in the annular sliding rail (31); and the sliding block (62) is provided with a bolt in a threaded manner and is in compression connection with the annular sliding rail (31).

6. The bending angle measuring device of the steel bar bender according to claim 1, wherein: the touch switch comprises an elastic plate (612) fixed on a touch device (61), the touch rod applies force to the elastic plate (612) to deform the elastic plate, and the elastic plate (612) can apply action to a closing button (611) when deforming.

7. The bending angle measuring device of the steel bar bender according to claim 1, wherein: a central column (23) is fixedly arranged on the rotary disc (2), and a circular plate is fixedly arranged at one end of the central column (23) back to the rotary disc (2).

8. The bending angle measuring device of the steel bar bender according to claim 1, wherein: dial (3) upper surface is provided with 270 scale marks, the V type contained angle that two adjacent scale marks formed is 1.