CN217059752U

CN217059752U - Steel bar bending tester

Info

Publication number: CN217059752U
Application number: CN202220759425.0U
Authority: CN
Inventors: 魏松良; 周锋; 陈烨涛
Original assignee: Hangzhou Guotai Engineering Testing Co ltd
Current assignee: Hangzhou Guotai Engineering Testing Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-26
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a reinforcing bar bending test machine, concretely relates to reinforcing bar equipment technical field that bends, this application includes operation panel and two linking arms, install control panel on the operation panel, the upper end of operation panel is rotated and is connected with the carousel, the top fixedly connected with telescopic link of operation panel, fixedly connected with baffle on the output shaft of telescopic link, the carousel upper end is located the position fixedly connected with axle piece at center, and the reinforcing bar is placed at bearing side wall in this application, moves the arm lock through spring drive, makes the arm lock at the surface slip of slide bar, and then cliies the reinforcing bar with the help of moving between arm lock and the quiet arm lock, avoids the reinforcing bar to buckle to beat as far as possible.

Description

Steel bar bending tester

Technical Field

The utility model belongs to the technical field of the reinforcing bar equipment of bending and specifically relates to a reinforcing bar bending test machine is related to.

Background

A steel bar bending tester is a special device for carrying out plane forward and reverse bending tests on steel bars, and is mainly used in the fields of metallurgy, machine manufacturing industry, building construction, engineering supervision, technical quality detection and the like.

The bending test of the steel bar by daily operation of the steel bar testing machine at least has the following disadvantages: because the reinforcing bar thickness that needs bend is different, and bend axis department and do not have a fine spacing part that can carry out spacing according to different thickness reinforcing bars, and then cause the condition that the reinforcing bar popped out to appear easily.

SUMMERY OF THE UTILITY MODEL

The application provides a reinforcing steel bar bending tester which comprises an operation table and two connecting arms, wherein a control panel is installed on the operation table, a rotary table is rotatably connected to the upper end of the operation table, a telescopic rod is fixedly connected to the upper portion of the operation table, a baffle is fixedly connected to an output shaft of the telescopic rod, a shaft piece is fixedly connected to the position, located at the center, of the upper end of the rotary table, a bending component used for bending the reinforcing steel bar along with the rotation of the rotary table is installed on the rotary table, the shaft piece comprises a middle shaft fixedly installed at the center of the rotary table, a vertical groove is formed in the middle shaft, a static clamping arm is fixedly connected to the inner bottom wall of the vertical groove, a sliding rod is fixedly connected to the static clamping arm, and a movable clamping arm is sleeved on the surface sliding sleeve of the sliding rod, the spring is fixedly connected between the static clamping arm and the movable clamping arm, the spring is sleeved on the surface of the sliding rod, a nut is sleeved on the surface of the sliding rod in a threaded mode, and the nut is located on the movable clamping arm.

The effect that above-mentioned part reaches does: when the crooked reinforcing bar experiment of needs, the reinforcing bar that will treat the bending is put at the axle and is broken between the subassembly with fingers and thumb, control the telescopic link through control panel and stretch out the one side restriction reinforcing bar that pushes away the baffle to the reinforcing bar, motor through control panel control operation panel drives the carousel and rotates, it follows the carousel rotation and then rotates the reinforcing bar along the axle and crooked to break the subassembly with fingers and thumb, the reinforcing bar is placed at the bearing lateral wall, move the arm lock through spring drive, make the arm lock slide on the surface of slide bar, and then clip the reinforcing bar between arm lock and the quiet arm lock with the help of moving, avoid the reinforcing bar to buckle as far as possible and beat, make the nut control move the distance between arm lock and the quiet arm lock through rotating the nut.

Preferably, a circular groove matched with the steel bar in an embedded mode is formed in one side, close to each other, of each of the static clamping arm and the movable clamping arm.

The effect that above-mentioned part reaches does: the reinforcing bar is placed on the circular groove formed between the static clamping arm and the movable clamping arm, and the circular groove is utilized to clamp the reinforcing bar, so that the problem that the reinforcing bar is simply clamped by the plate to cause infirm fixation is avoided as much as possible.

Preferably, the bending assembly comprises a sliding block, a sliding groove is formed in the rotary table, the sliding block is arranged on the inner wall of the sliding groove in a sliding mode, a vertical shaft is fixedly connected to the upper end of the sliding block, a lead screw is inserted into the inner thread of the sliding block, one end of the lead screw is rotatably connected with the inner wall of the sliding groove, the other end of the lead screw is fixedly connected with an output shaft of the servo motor, and the bottom end of the servo motor is fixedly connected with the inner wall of the sliding groove.

The effect that above-mentioned part reaches is: the screw rod is driven to rotate through the rotation of the servo motor, the screw rod is used for driving the sliding block with the surface thread to rotate to slide inside the sliding groove, and then the distance between the vertical shaft and the middle shaft on the sliding block is regulated and controlled, so that the purpose of clamping different reinforcing steel bar thicknesses in an adaptive mode is achieved.

Preferably, a plurality of clamping grooves are vertically formed in the upper end of the rotary table downwards, square grooves parallel to the clamping grooves are formed in the sliding block, and clamping plates are clamped in the square grooves.

The effect that above-mentioned part reaches is: carry out further fixed spacing to the slider through going on draw-in groove and square groove with the cardboard card on slider and carousel.

Preferably, the surface of baffle is provided with the holder, the holder includes rotates bolt, two linking arms of being connected with baffle vertical fixation's guide bar and baffle, two in the linking arm screw sleeve is on the bolt, two another sliding sleeve in the linking arm is on the guide bar, two one side fixedly connected with grip block of linking arm.

The effect that above-mentioned part reaches does: when the reinforcing steel bar is placed between the clamping block and the baffle, the bolt is driven to drive the connecting arm to slide so as to clamp the reinforcing steel bar.

Preferably, a U-shaped structure is formed between the connecting arm and the clamping block, and the U-shaped structure formed by the connecting arm and the clamping block is buckled on the baffle.

The effect that above-mentioned part reaches is: the U-shaped connecting arm and the clamping block are buckled on the baffle, so that the reinforcing steel bar is conveniently clamped.

Preferably, a rubber pad is arranged on one side, close to the baffle, of the clamping block.

The effect that above-mentioned part reaches is: the rubber pad can be deformed to limit the reinforcing steel bar when the reinforcing steel bar is extruded.

To sum up, the beneficial effect of this application does:

the reinforcing bar is placed at the bearing lateral wall, moves the arm lock through spring drive, makes the arm lock slide on the surface of slide bar, and then with the help of moving between arm lock and the quiet arm lock with the top and the below formation limiting displacement of reinforcing bar, avoids the reinforcing bar to buckle to beat as far as possible.

Drawings

Fig. 1 is a schematic perspective view of the present application.

Fig. 2 is a schematic perspective view of a shaft member in the present application.

Fig. 3 is a perspective view of the upper clamp assembly of the present application.

Fig. 4 is a partial perspective view of the clip of the present application.

Fig. 5 is an enlarged view of fig. 3 a in the present application.

Description of reference numerals:

1. an operation table; 2. a control panel; 3. a telescopic rod; 4. a baffle plate; 5. a turntable; 6. a shaft member; 61. a middle shaft; 62. a vertical slot; 63. a static clamping arm; 64. a slide bar; 65. a nut; 66. moving the clamping arm; 67. a spring; 7. a bending assembly; 71. a chute; 72. a servo motor; 73. a screw rod; 74. a card slot; 75. a slider; 76. a vertical axis; 77. clamping a plate; 8. a clamping member; 81. a guide rod; 82. a bolt; 83. a connecting arm; 84. and (4) clamping the block.

Detailed Description

Referring to fig. 1, the embodiment discloses a steel bar bending test machine, including operation panel 1 and two linking arms 83, install control panel 2 on the operation panel 1, the upper end of operation panel 1 is rotated and is connected with carousel 5, the top fixedly connected with telescopic link 3 of operation panel 1, fixedly connected with baffle 4 on the output shaft of telescopic link 3, the fixedly connected with axle piece 6 that puts that is located the center on carousel 5, install on the carousel 5 and be used for following carousel 5 and rotate the subassembly 7 that bends off with fingers and thumb of the reinforcing bar that bends off with fingers and thumb.

Referring to fig. 1 and fig. 2, in the embodiment, the shaft 6 includes a central shaft 61 fixedly installed at the center of the rotary table 5, a vertical slot 62 is formed on the central shaft 61, a stationary clamping arm 63 is fixedly connected to an inner bottom wall of the vertical slot 62, a sliding rod 64 is fixedly connected to the stationary clamping arm 63, a movable clamping arm 66 is slidably sleeved on a surface of the sliding rod 64, a spring 67 is fixedly connected between the stationary clamping arm 63 and the movable clamping arm 66, the spring 67 is sleeved on a surface of the sliding rod 64, a nut 65 is threadedly sleeved on a surface of the sliding rod 64, the nut 65 is located on the movable clamping arm 66, the distance between the movable clamp arm 66 and the stationary clamp arm 63 is controlled by turning the nut 65 to make the nut 65, when the steel bar bending experiment is needed, the steel bar to be bent is placed between the shaft 6 and the bending assembly 7, control telescopic link 3 through control panel 2 and stretch out and push away one side restriction reinforcing bar of reinforcing bar with baffle 4, drive carousel 5 through the motor in the control panel 2 control operation panel 1 and rotate.

Referring to fig. 1 and 2, turn off curved subassembly 7 with the fingers and thumb and rotate and then rotate the reinforcing bar along axle piece 6 with carousel 5 and bend, the reinforcing bar is placed at the bearing lateral wall, move arm lock 66 through the drive of spring 67, it slides at slide bar 64's surface to make arm lock 66, and then clip the reinforcing bar between arm lock 66 and quiet arm lock 63 with the help of moving, the reinforcing bar is avoided the reinforcing bar to buckle and is beaten, quiet arm lock 63 with move one side that arm lock 66 is close to each other and offer the circular slot that inlays the adaptation with the reinforcing bar, place the reinforcing bar on the circular slot that sets up between quiet arm lock 63 and the movable arm lock 66, utilize the circular slot to become limiting displacement in the top of reinforcing bar and below, prevent that the reinforcing bar from bounceing.

Referring to fig. 5, the bending assembly 7 disclosed in this embodiment includes a sliding block 75, a sliding groove 71 is formed on the rotary disc 5, the sliding block 75 is slidably disposed on an inner wall of the sliding groove 71, a vertical shaft 76 is fixedly connected to an upper end of the sliding block 75, a lead screw 73 is inserted into an internal thread of the sliding block 75, one end of the lead screw 73 is rotatably connected to an inner wall of the sliding groove 71, the other end of the lead screw 73 is fixedly connected to an output shaft of a servo motor 72, a bottom end of the servo motor 72 is fixedly connected to an inner wall of the sliding groove 71, the lead screw 73 is driven to rotate by the rotation of the servo motor 72, the sliding block 75 driven by the lead screw 73 to rotate by a surface thread slides inside the sliding groove 71, so as to adjust and control a distance between the vertical shaft 76 and a central shaft 61 on the sliding block 75, thereby achieving the purpose of adapting to clamping with different thicknesses of the reinforcing steel bars, a plurality of clamping grooves 74 are vertically formed downward on the upper end of the rotary disc 5, a square groove 75 is provided with a clamping plate 77, the slide block 75 is further fixed and limited by clamping the clamping plate 77 in the clamping groove 74 and the square groove on the slide block 75 and the rotary disc 5.

Referring to fig. 4, in the embodiment, a clamping member 8 is provided on the surface of the baffle 4, the clamping member 8 includes a guide rod 81 vertically fixed to the baffle 4, a bolt 82 rotatably connected to the baffle 4, two connecting arms 83, one of the two connecting arms 83 is threaded on the bolt 82, the other of the two connecting arms 83 is slidably sleeved on the guide rod 81, a clamping block 84 is fixedly connected to one side of the two connecting arms 83, a reinforcing steel bar is placed between the clamping block 84 and the baffle 4, the bolt 82 is driven to make the bolt 82 drive the connecting arms 83 to slide so as to clamp the reinforcing steel bar, a U-shaped structure is formed between the connecting arms 83 and the clamping block 84, the U-shaped structure formed by the connecting arms 83 and the clamping block 84 is buckled on the baffle 4 to facilitate clamping the reinforcing steel bar, a rubber pad is installed on one side of the clamping block 84 close to the baffle 4, the rubber pad can be out of shape and limit the reinforcing steel bar when having played the extrusion reinforcing steel bar.

The working principle is as follows: when a steel bar bending experiment is needed, a steel bar to be bent is placed between the shaft 6 and the bending assembly 7, the steel bar is placed on a circular groove arranged between the static clamping arm 63 and the movable clamping arm 66, the circular groove is utilized to form a limiting effect above and below the steel bar to prevent the steel bar from bouncing up, the control panel 2 is used for controlling the telescopic rod 3 to extend out to push the baffle plate 4 to one side of the steel bar to limit the steel bar, the control panel 2 is used for controlling the motor in the operating platform 1 to drive the turntable 5 to rotate, the bending assembly 7 rotates along the shaft 6 along with the turntable 5 to bend the steel bar, the steel bar is placed on the side wall of a bearing, the movable clamping arm 66 is driven by the spring 67 to slide on the surface of the sliding rod 64, and the steel bar is not directly clamped between the movable clamping arm 66 and the static clamping arm 63, only the limiting effect is formed above and below the steel bar to prevent the steel bar from bouncing up, avoid the reinforcing bar to buckle to beat as far as possible.

Rotate through servo motor 72 and drive lead screw 73 and rotate, utilize lead screw 73 to drive surperficial screw thread pivoted slider 75 and slide in spout 71 is inside, and then the distance between vertical axis 76 and the well axle 61 on the regulation and control slider 75 to reached the different reinforcing bar thickness of adaptation and carried out the centre gripping, carried out further fixed spacing to slider 75 through going on in draw-in groove 74 and the square groove with cardboard 77 card on slider 75 and carousel 5.

When a steel bar is placed between the clamping block 84 and the baffle 4, the bolt 82 is driven to drive the connecting arm 83 to slide so as to clamp the steel bar, the nut 65 is rotated to control the distance between the movable clamping arm 66 and the static clamping arm 63, the U-shaped connecting arm 83 and the clamping block 84 are buckled on the baffle 4, the steel bar is conveniently clamped, and the rubber pad can deform to limit the steel bar when extruding the steel bar.

Claims

1. The utility model provides a reinforcing bar bending test machine, includes operation panel (1) and two linking arms (83), its characterized in that: the steel bar bending machine is characterized in that a control panel (2) is installed on the operating table (1), a rotary table (5) is rotatably connected to the upper end of the operating table (1), a telescopic rod (3) is fixedly connected to the upper portion of the operating table (1), a baffle (4) is fixedly connected to an output shaft of the telescopic rod (3), a shaft piece (6) is fixedly connected to the position, located at the center, of the upper end of the rotary table (5), a bending component (7) used for bending a steel bar in a rotating mode along with the rotary table (5) is installed on the rotary table (5), the shaft piece (6) comprises a middle shaft (61) fixedly installed at the center of the rotary table (5), a vertical groove (62) is formed in the middle shaft (61), a static clamping arm (63) is fixedly connected to the inner bottom wall of the vertical groove (62), a sliding rod (64) is fixedly connected to the static clamping arm (63), and a movable clamping arm (66) is slidably sleeved on the surface of the sliding rod (64), quiet arm lock (63) and move fixedly connected with spring (67) between arm lock (66), spring (67) cover is on the surface of slide bar (64), the surface thread cover of slide bar (64) has nut (65), nut (65) are located and move arm lock (66).

2. The steel bar bending tester according to claim 1, wherein: one side of the static clamping arm (63) close to one side of the movable clamping arm (66) is provided with a circular groove matched with the steel bar in an embedded mode.

3. The steel bar bending tester according to claim 1, wherein: the bending assembly (7) comprises a sliding block (75), a sliding groove (71) is formed in the rotary disc (5), the sliding block (75) is arranged on the inner wall of the sliding groove (71) in a sliding mode, a vertical shaft (76) is fixedly connected to the upper end of the sliding block (75), a screw rod (73) is inserted into the internal thread of the sliding block (75), one end of the screw rod (73) is rotatably connected with the inner wall of the sliding groove (71), the other end of the screw rod (73) is fixedly connected with an output shaft of the servo motor (72), and the bottom end of the servo motor (72) is fixedly connected with the inner wall of the sliding groove (71).

4. A bar bending tester according to claim 3, wherein: the upper end of the rotary table (5) is vertically and downwards provided with a plurality of clamping grooves (74), the sliding block (75) is provided with a square groove parallel to the clamping grooves (74), and the clamping plate (77) is clamped inside the square groove.

5. The reinforcing bar bending tester according to claim 1, wherein: the surface of baffle (4) is provided with holder (8), holder (8) include with baffle (4) vertical fixation's guide bar (81) and baffle (4) rotate bolt (82), two linking arm (83) of connection, two in linking arm (83) screw sleeve is on bolt (82), two another sliding sleeve in linking arm (83) is on guide bar (81), two one side fixedly connected with grip block (84) of linking arm (83).

6. The reinforcing bar bending tester according to claim 5, wherein: a U-shaped structure is formed between the connecting arm (83) and the clamping block (84), and the U-shaped structure formed by the connecting arm (83) and the clamping block (84) is buckled on the baffle (4).

7. The reinforcing bar bending tester according to claim 6, wherein: and a rubber pad is arranged on one side of the clamping block (84) close to the baffle (4).