CN220819690U

CN220819690U - Repeated bending test machine for reinforcing steel bars

Info

Publication number: CN220819690U
Application number: CN202322617769.5U
Authority: CN
Inventors: 王玉兵; 胡磊; 马伸; 李耀
Original assignee: Henan Zhuoyuan Testing Co ltd
Current assignee: Henan Zhuoyuan Testing Co ltd
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-04-19
Anticipated expiration: 2033-09-26

Abstract

The utility model relates to the technical field of steel bar bending experiments, and discloses a steel bar repeated bending test machine which comprises a base, wherein a controller is fixedly arranged at the top of the base, an oil tank is fixedly arranged at the top of the base, and an oil pipe is fixedly arranged on the inner wall of the oil tank. This reinforcing bar bending test machine repeatedly utilizes the oil pump to carry lubricating oil to the oil drip board through oil pipe through operating controller for lubricating oil flows to the surface of adjusting the pole through the round hole, is equipped with the check valve through oil pipe's outer wall, makes the check valve to the lubricating oil of oil pipe inner wall at the in-process of defeated oil, prevents lubricating oil backward flow, rotates the pole and makes lubricating oil slowly flow out evenly cover at adjusting the pole surface through external force, through spout and the outer wall sliding connection of oil collecting box, pulls the handle through external force, makes oil collecting box roll-off, retrieves the lubricating oil of inner wall, makes equipment long-time use, and the rust of reinforcing bar adheres on adjusting the pole, and lubricating oil can realize the maintenance effect to adjusting the pole.

Description

Repeated bending test machine for reinforcing steel bars

Technical Field

The utility model relates to the technical field of steel bar bending experiments, in particular to a steel bar repeated bending test machine.

Background

The repeated bending test machine for the steel bars refers to a steel bar and a metal wire (comprising a metal wire) which are required to be subjected to bending fatigue test before application in order to achieve a good use effect.

The traditional steel bar repeated bending test machine can refer to Chinese patent with the issued publication number of CN211856182U, and discloses a steel bar repeated bending test machine which comprises a processing surface, a guide groove, an air cylinder, a rubber block, a support rod, a bending turntable, a center line turntable, a bending pin shaft, a positioning rotating shaft, a rotating shaft rod, a device box, a servo motor, a circuit breaker, a PLC controller, a universal wheel, a switch box, a hinge and a box door. The beneficial effects of the utility model are as follows: the concave circular arc-shaped groove is formed in the guide groove, the steel bar can be accurately positioned when being placed, the position of the steel bar cannot be deviated, the rubber blocks can be driven by the air cylinder to move along the direction of the air cylinder, the steel bar can be firmly clamped between the two rubber blocks through extrusion of the air cylinder, the steel bar is effectively prevented from moving back and forth, the bending position is always at the same position, a circle of concave groove is formed in the middle of the center line turntable, the steel bar can be prevented from moving up and down when being bent and stressed in the center line turntable of the steel bar clamp, and safety is ensured "

When the device is used, the positioning rotating shaft is arranged to rotate on the rotating shaft rod, one end of the reinforcing steel bar is fixed when the reinforcing steel bar is repeatedly bent, the other end of the reinforcing steel bar moves back and forth, the movable end of the reinforcing steel bar moves more smoothly when the reinforcing steel bar is repeatedly bent, the bending effect is achieved, but the device is used for a long time, rust of the reinforcing steel bar is adhered to equipment, the positioning rotating shaft is blocked, the operation efficiency of the equipment is reduced, meanwhile, the equipment cannot achieve the effect of stabilizing the ground contact and buffering vibration, and when the equipment is bent, the equipment is prone to offset.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a reinforcing steel bar repeated bending test machine which has the advantages of strong practicability and good stability, and solves the problems proposed by the background art.

The utility model provides the following technical scheme: the utility model provides a reinforcing bar bending test machine repeatedly, includes the base, the top fixed mounting of base has the controller, the fixed oil tank that is equipped with in top of base, the inner wall fixed mounting of oil tank has oil pipe, the outer wall fixed mounting of oil pipe has the oil pump, oil pipe's outer wall is equipped with the check valve, oil pipe's outer wall fixed is equipped with the drip plate, the outer wall fixed mounting of drip plate has the protective housing, the inner wall sliding connection of protective housing has the oil collecting box, the fixed spring that is equipped with in bottom of base, the one end fixed mounting of spring has branch, the bottom fixed mounting of branch has the sucking disc.

As a preferable technical scheme of the utility model, a bearing seat is fixedly arranged at the top of the base, a square plate is rotationally connected to the outer wall of the bearing seat, a round rod is fixedly arranged on the outer wall of the square plate, a straight guide block and a straight guide hole are respectively arranged on the outer wall of the square plate, a clamping block is arranged at the top of the base, and an adjusting rod is movably sleeved on the inner wall of the protective box.

As a preferable technical scheme of the utility model, the number of the clamping blocks is two, the two clamping blocks are symmetrically arranged by taking the straight hole as a center, a rotating block is arranged at the joint of the clamping block and the adjusting rod, and one end of the rotating block is fixedly connected with the adjusting rod while the other end is fixedly connected with the clamping block.

As a preferable technical scheme of the utility model, the inner wall of the oil dropping plate is provided with a plurality of round holes, the inner wall of the protective box is fixedly provided with a chute, the chute is in sliding connection with the outer wall of the oil collecting box, and the outer wall of the oil collecting box is fixedly provided with a handle.

As a preferable technical scheme of the utility model, one end of the spring is positioned at the bottom of the base, the other end of the spring is positioned at the top of the suckers, the number of the suckers is four, and the four suckers are uniformly distributed at the bottom of the base.

As a preferable technical scheme of the utility model, the output end of the controller is electrically connected with the input end of the oil pump, and the square plate is connected with the oil dropping plate in a penetrating way through the inner wall of the protective box.

Compared with the prior art, the utility model has the following beneficial effects:

1. This reinforcing bar bending test machine repeatedly utilizes the oil pump to carry lubricating oil to the oil drip board through oil pipe through operating controller for lubricating oil flows to the surface of adjusting the pole through the round hole, is equipped with the check valve through oil pipe's outer wall, makes the check valve to the lubricating oil of oil pipe inner wall at the in-process of defeated oil, prevents lubricating oil backward flow, rotates the pole and makes lubricating oil slowly flow out evenly cover at adjusting the pole surface through external force, through spout and the outer wall sliding connection of oil collecting box, pulls the handle through external force, makes oil collecting box roll-off, retrieves the lubricating oil of inner wall, makes equipment long-time use, and the rust of reinforcing bar adheres on adjusting the pole, and lubricating oil can realize the maintenance effect to adjusting the pole.

2. This reinforcing bar bending test machine repeatedly utilizes the one end of spring to be located the bottom of base, and the other end is located the top of sucking disc for the spring can effectively absorb the vibration that produces of the in-process of using equipment, reduces the during operation of equipment and produces vibration propagation in the intensity of platform, through setting up four sucking discs, when making the sucking disc place in the plane, utilizes the adsorption affinity between sucking disc and the platform and the holding power between branch and the equipment, makes equipment in the in-process of using repeatedly, avoids base and ground contact to produce wearing and tearing, can not skew.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic diagram of the structure of the oil collecting box of the utility model;

FIG. 3 is a schematic view of a drip oil plate structure according to the present utility model;

fig. 4 is a schematic view of the structure of the sucker of the present utility model.

In the figure: 1. a base; 2. a controller; 3. an oil tank; 4. a protective box; 5. an adjusting rod; 6. an oil pump; 7. a suction cup; 8. a support rod; 9. a bearing seat; 10. a square plate; 11. a round bar; 12. a straightening block; 13. a straight hole; 14. clamping blocks; 15. an oil dropping plate; 16. an oil collecting box; 17. an oil pipe; 18. a non-return valve; 19. and (3) a spring.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a repeated bending test machine for reinforcing steel bars comprises a base 1, a controller 2 is fixedly arranged at the top of the base 1, an oil tank 3 is fixedly arranged at the top of the base 1, an oil pipe 17 is fixedly arranged on the inner wall of the oil tank 3, an oil pump 6 is fixedly arranged on the outer wall of the oil pipe 17, a check valve 18 is arranged on the outer wall of the oil pipe 17, an oil dropping plate 15 is fixedly arranged on the outer wall of the oil pipe 17, a protection box 4 is fixedly arranged on the outer wall of the oil dropping plate 15, an oil collecting box 16 is slidably connected on the inner wall of the protection box 4, a spring 19 is fixedly arranged at the bottom of the base 1, a supporting rod 8 is fixedly arranged at one end of the spring 19, a sucker 7 is fixedly arranged at the bottom of the supporting rod 8, and in the structure, the check valve 18 is arranged on the outer wall of the oil pipe 17, so that lubricating oil on the inner wall of the oil pipe 17 is prevented from flowing back in the oil conveying process.

In a preferred embodiment, the top of the base 1 is fixedly provided with the bearing seat 9, the outer wall of the bearing seat 9 is rotationally connected with the square plate 10, the outer wall of the square plate 10 is fixedly provided with the round bar 11, the outer wall of the square plate 10 is respectively provided with the straight guide block 12 and the straight guide hole 13, the top of the base 1 is provided with the clamping block 14, the inner wall of the protective box 4 is movably sleeved with the adjusting rod 5, in the structure, the steel bars penetrate the round bar 11 and are fixed in the straight guide block 12 and the straight guide hole 13 and are clamped in the clamping block 14, the steel bars are effectively fixed through clamping and straightening from top to bottom, the round bar 11 is driven to bend by external force, the steel bars on the inner wall of the round bar 11 reach the bending effect, and the accuracy of repeated bending test of the steel bars is ensured.

In a preferred embodiment, the number of the clamping blocks 14 is two, the two clamping blocks 14 are symmetrically arranged by taking the straight hole 13 as a center, a rotating block is arranged at the joint of the clamping block 14 and the adjusting rod 5, one end of the rotating block is rotationally connected with the adjusting rod 5, the other end of the rotating block is fixedly connected with the clamping block 14, in the structure, the clamping block 14 is symmetrically arranged by taking the straight hole 13 as a center through the clamping block 14, and the adjusting rod 5 drives the clamping block 14 to move forward and backward through the rotating block, so that the adjusting rod 5 drives the clamping block 14 to realize the clamping degree of the adjusting steel bars.

In a preferred embodiment, a plurality of round holes are formed in the inner wall of the oil dropping plate 15, a sliding groove is fixedly arranged on the inner wall of the protective box 4 and is in sliding connection with the outer wall of the oil collecting box 16, a handle is fixedly arranged on the outer wall of the oil collecting box 16, a sealing ring is arranged at the joint of the oil collecting box 16 and the outer wall of the protective box 4, in the structure, the plurality of round holes are formed in the inner wall of the oil dropping plate 15, lubricating oil flows to the surface of the adjusting rod 5 through the round holes, the adjusting rod 5 is rotated by external force to enable the lubricating oil to slowly flow out and evenly cover the surface of the adjusting rod 5, the sliding groove is in sliding connection with the outer wall of the oil collecting box 16, the handle is pulled by external force to enable the oil collecting box 16 to slide out, the lubricating oil on the inner wall is recovered, and the sealing ring is arranged at the joint of the outer wall of the oil collecting box 16 and the protective box 4 through the oil collecting box 16 to be in a circulating manner, so that the lubricating oil on the inner wall of the oil collecting box 16 can not leak, and a sealing effect is achieved.

In a preferred embodiment, one end of the spring 19 is located at the bottom of the base 1, the other end is located at the top of the sucker 7, the number of the suckers 7 is four, and four suckers 7 are evenly distributed at the bottom of the base 1, in the structure, in the process of repeated bending test, through the use of personnel, equipment generates vibration and deflection, one end of the spring 19 is located at the bottom of the base 1, the other end is located at the top of the sucker 7, the spring 19 can effectively absorb vibration generated in the process of using the equipment, the intensity of vibration transmitted to a platform in operation of the equipment is reduced, by arranging four suckers 7, when the suckers 7 are placed on a plane, the adsorption force between the suckers 7 and the platform and the supporting force between the supporting rod 8 and the equipment are utilized, so that the equipment is prevented from being worn out due to contact between the base 1 and the ground in the process of repeated use, and the deflection cannot occur.

In a preferred embodiment, the output end of the controller 2 is electrically connected with the input end of the oil pump 6, the square plate 10 is in penetrating connection with the oil dropping plate 15 through the inner wall of the protective box 4, in the structure, by operating the controller 2, lubricating oil is conveyed to the oil dropping plate 15 through the oil pipe 17 by using the oil pump 6, so that the device is used for a long time, rust of the steel bar is adhered on the adjusting rod 5, and the lubricating oil can realize maintenance action on the adjusting rod 5.

The theory of operation is through placing equipment in the platform, utilize the one end of spring 19 to be located the bottom of base 1, the other end is located the top of sucking disc 7, make spring 19 effectively absorb the vibration that produces in the in-process of using equipment, reduce the equipment during operation and produce vibration propagation in the intensity of platform, through setting up four sucking discs 7, make sucking disc 7 place in the plane time, utilize the adsorption affinity between sucking disc 7 and the platform and the supporting force between branch 8 and the equipment, make equipment in the in-process of using repeatedly, avoid base 1 and ground contact to produce wearing and tearing, penetrate round bar 11 with the reinforcing bar, be fixed in and lead straight block 12, lead straight hole 13, and press from both sides in clamp splice 14, through top-down's centre gripping fastening and straightening, make the reinforcing bar be fixed effectively, drive round bar 11 with external force and buckle, make the reinforcing bar of round bar 11 inner wall reach the bending effect, utilize oil pump 6 to carry lubricating oil through oil pipe 17 to drip plate 15, make lubricating oil flow to the surface of adjusting lever 5 through round hole, be equipped with check valve 18 through oil pipe 17's outer wall, make the outer wall 17 to the lubricating oil flow through the oil pipe 17 evenly in the oil pipe 17, make the outer wall slip joint at the outer wall 16 of adjusting lever 5, make the outer wall slip joint slip-out the outer wall 16, make the slip joint is drawn out at the outer wall 16, the outer wall of the slip joint is used in the end of the smooth outer wall 16, the slip joint is used.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reinforcing bar bending test machine repeatedly, includes base (1), its characterized in that: the oil pump is characterized in that a controller (2) is fixedly arranged at the top of the base (1), an oil tank (3) is fixedly arranged at the top of the base (1), an oil pipe (17) is fixedly arranged at the inner wall of the oil tank (3), an oil pump (6) is fixedly arranged at the outer wall of the oil pipe (17), a check valve (18) is arranged at the outer wall of the oil pipe (17), an oil dropping plate (15) is fixedly arranged at the outer wall of the oil pipe (17), a protective box (4) is fixedly arranged at the outer wall of the oil dropping plate (15), an oil collecting box (16) is slidably connected with the inner wall of the protective box (4), a spring (19) is fixedly arranged at the bottom of the base (1), a supporting rod (8) is fixedly arranged at one end of the spring (19), and a sucker (7) is fixedly arranged at the bottom of the supporting rod (8).

2. The machine for repeated bending test of steel bars according to claim 1, wherein: the top fixed mounting of base (1) has bearing frame (9), the outer wall of bearing frame (9) rotates and is connected with square board (10), the outer wall fixed mounting of square board (10) has round bar (11), the outer wall of square board (10) is equipped with guide block (12) and guide hole (13) respectively, the top of base (1) is equipped with clamp splice (14), regulation pole (5) have been cup jointed in the inner wall activity of protective housing (4).

3. The machine for repeated bending test of steel bars according to claim 2, wherein: the number of the clamping blocks (14) is two, the two clamping blocks (14) are symmetrically arranged by taking the straight hole (13) as a center, a rotating block is arranged at the joint of the clamping block (14) and the adjusting rod (5), one end of the rotating block is rotationally connected with the adjusting rod (5), and the other end of the rotating block is fixedly connected with the clamping block (14).

4. The machine for repeated bending test of steel bars according to claim 1, wherein: the inner wall of the oil drip plate (15) is provided with a plurality of round holes, the inner wall of the protective box (4) is fixedly provided with a sliding groove, the sliding groove is in sliding connection with the outer wall of the oil collecting box (16), and the outer wall of the oil collecting box (16) is fixedly provided with a handle.

5. The machine for repeated bending test of steel bars according to claim 4, wherein: one end of the spring (19) is located at the bottom of the base (1), the other end of the spring is located at the top of the suckers (7), the number of the suckers (7) is four, and the four suckers (7) are evenly distributed at the bottom of the base (1).

6. The machine for repeated bending test of steel bars according to claim 2, wherein: the output end of the controller (2) is electrically connected with the input end of the oil pump (6), and the square plate (10) is in penetrating connection with the oil dropping plate (15) through the inner wall of the protective box (4).