CN214866848U - Steel bar bending machine - Google Patents
Steel bar bending machine Download PDFInfo
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- CN214866848U CN214866848U CN202121048045.8U CN202121048045U CN214866848U CN 214866848 U CN214866848 U CN 214866848U CN 202121048045 U CN202121048045 U CN 202121048045U CN 214866848 U CN214866848 U CN 214866848U
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- inclined plane
- bending machine
- guide plate
- steel bar
- plane guide
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Abstract
The utility model provides a steel bar bending machine, which comprises a frame, install the one line conveying roller in the frame, there is the striker plate at the terminal rear portion fixed mounting of conveying roller, fixed mounting has the mould in the frame of conveying roller top, be provided with the closing plate under last mould, the low groove has on the closing plate up end, closing plate fixed connection is on elevating gear, it installs two rotary drive device to rotate on the side around the frame, fixedly connected with turning handle on rotary drive device's output shaft, the tip at the turning handle rotates and is connected with the bending forming roller, it installs a fixed roll to rotate respectively in last mould both sides, be provided with a board of rectifying respectively in the fixed roll both sides, the elongated slot of rectifying that has the downward upper and lower direction of opening on the board of rectifying. The bending machine can complete the forming and manufacturing of the reinforcing steel bars for the ballastless track sleeper slab of the high-speed rail at one time.
Description
Technical Field
The utility model relates to a bender, in particular to angle bending machine belongs to mechanical equipment technical field.
Background
In the field of reinforcing steel bar application, generally, reinforcing steel bars produced in a large scale in factories are transferred to deep processing factories or application sites, coiled or bundled reinforcing steel bars are straightened and sheared, then bending, welding, threading and other forming procedures are carried out according to product requirements, and finally a reinforcing steel bar product which can be directly applied is formed. As a major supporting industry of the fabricated building, at present, the domestic formed steel bar industry is still in the development period. For the formed steel bars which have large market demand and certain regular product shapes, series and standardized processing equipment such as a straightening machine, a hoop bending machine, a welding machine and the like is formed. Most of other formed steel bar products still depend on some universal simple equipment and adopt a manual mode to produce due to diversified characteristics. The production efficiency and the product quality have great improvement space. In the high-speed railway ballastless track sleeper slab, a formed reinforcing steel bar is in a concave shape with edges at two sides (the shape of the formed reinforcing steel bar is shown as the shape of the reinforcing steel bar in the attached figure 8), and 4 bending processes are needed for producing the product. At present, the bending forming is also performed by adopting a common platform box type bending machine, and the product shape is finally formed after 4 times of bending forming, so that the production efficiency is low and the cost is high.
Disclosure of Invention
An object of the utility model is to overcome the above-mentioned problem that the shaping reinforcing bar exists in the crooked manufacturing in foretell ballastless track sleeper slab of high-speed railway, provide a steel bar bending machine.
In order to realize the purpose of the utility model, the following technical proposal is adopted: a steel bar bending machine comprises a frame, wherein a row of conveying rollers are arranged on the frame, the row indicates the left-right direction, the length direction of a steel bar is the left-right direction, a material baffle plate is fixedly arranged at the rear part of the tail end of each conveying roller, an upper die is fixedly arranged on the frame above the conveying rollers, a pressing plate is arranged under the upper die, a lower groove is formed in the upper end surface of the pressing plate, the pressing plate is fixedly connected onto a lifting device, two rotary driving devices are rotatably arranged on the front side and the rear side of the frame, the output shaft direction of each rotary driving device is the horizontal front-back direction, a rotating handle is fixedly connected onto the output shaft of each rotary driving device, a bending forming roller is rotatably connected to the end part of each rotating handle, the two rotating handles are symmetrical about the center line of the length direction of the steel bar, the length direction of the steel bar is the left-right direction, a fixed roller is rotatably arranged on each side of the upper die, a deviation correcting plate is respectively arranged on each side of the fixed roller, the correcting plate is provided with a correcting long groove with a downward opening in the up-down direction.
Further, the method comprises the following steps of; an upper groove in the length direction is formed in the lower end face of the upper die, and the upper groove and the lower groove correspond to each other up and down.
Further, the method comprises the following steps of; a notch is formed in the lower end face of the upper die, and after the pressing plate is jacked by the lifting device, the pressing plate is located in the notch.
Further, the method comprises the following steps of; the two deviation correcting plates are symmetrical about the center line of the length direction of the reinforcing steel bar.
Further, the method comprises the following steps of; the bending machine further comprises a discharging guide device, the discharging guide device comprises two sets of self-positioning swinging inclined plane guide plate mechanisms arranged on two sides of the upper die, each self-positioning swinging inclined plane guide plate mechanism comprises a support fixedly connected to the rack, an inclined plane inclining downwards from inside to outside is arranged on the inclined plane guide plate, the lower part of the inclined plane guide plate is rotatably connected to the support through a shaft, a limiting hole is formed in one of the lower part of the inclined plane guide plate and the support, a limiting column is fixedly connected to the other upper part of the inclined plane guide plate, the limiting column is located in the limiting hole, the size of the limiting hole is larger than that of the limiting column, the inclined plane guide plate can rotate within the range formed by the gap between the limiting column and the limiting hole along the shaft after being stressed, the inclined plane guide plate is erected on the support by the gravity center of the inclined plane guide plate and the shaft under the natural state, and the limiting column does not generate supporting force.
Further, the method comprises the following steps of; the two sets of self-positioning swinging inclined plane guide plate mechanisms are symmetrical about the central line of the length direction of the steel bar, and the distance between the two inclined plane guide plates is larger than the distance between the two deviation correcting plates.
Further, the method comprises the following steps of; the number of the pressing plates is two.
Further, the method comprises the following steps of; the rotary driving device is a motor, and the lifting device is an air cylinder.
The utility model discloses an actively beneficial technological effect lies in: the bending machine can complete the forming and manufacturing of the reinforcing steel bars for the ballastless track sleeper slab of the high-speed rail at one time, and effectively improves the production efficiency.
Drawings
Fig. 1 is an overall front schematic view of the present invention.
Fig. 2 is a schematic view of the entire rear portion of the present invention.
Fig. 3 is an enlarged view of the upper part of the present invention.
Fig. 4 is a partially enlarged view.
Fig. 5 is one of the schematic working processes.
Fig. 6 is a second schematic diagram of the working process.
Fig. 7 is a third schematic diagram of the working process.
FIG. 8 is a fourth schematic diagram of the working process.
Detailed Description
In order to explain the utility model more fully, the utility model provides an implementation example. These examples are merely illustrative of the present invention and do not limit the scope of the present invention.
The invention is explained in further detail with reference to the drawings, in which the reference symbols are: 1: a frame; 2: a conveying roller; 3: a striker plate; 4: an upper die; 5: a compression plate; 6: a cylinder; 7: a handle is rotated; 8: a roll for bending; 9: a fixed roller; 10: a deviation rectifying plate; 11: a support; 12: an inclined guide plate; 13: a motor; 14: an output shaft; 15: a correction elongated slot; 16: a lower groove; 17: a notch; 18: reinforcing steel bars; 19: an upper groove; 20: the lower part of the inclined surface guide plate is provided with a hole for rotatably connecting the mounting shaft and the bracket; 21: and a limiting hole.
As shown in the accompanying drawings, the steel bar bending machine comprises a frame 1, wherein a row of conveying rollers 2 are arranged on the frame, the row indicates the left and right direction, the length direction of a steel bar 18 is the left and right direction, the conveying rollers are rotatably arranged on the frame and can be driven by a chain, the conveying rollers are driven by a conveying roller motor, a material baffle plate 3 is fixedly arranged at the rear end of each conveying roller, an upper die 4 is fixedly arranged on the frame above the conveying rollers, pressing plates 5 are arranged under the upper die, the number of the pressing plates is two, a lower groove 16 is formed in the upper end face of each pressing plate, an upper groove 19 in the length direction is formed in the lower end face of the upper die, and the upper groove corresponds to the lower groove up and down. The pressure strip fixed connection on elevating gear, elevating gear is cylinder 6, last mould on the terminal surface down seted up breach 17, after elevating gear jacking pressure strip, the pressure strip is located the breach.
Two rotary driving devices are rotatably mounted on the front side and the rear side of the frame, the rotary driving devices are motors 13, the directions of output shafts 14 of the rotary driving devices are horizontal front and rear directions, rotating handles 7 are fixedly connected to the output shafts of the rotary driving devices, bending forming rollers 8 are rotatably connected to the end portions of the rotating handles, the two rotating handles are symmetrical about the center line of the length direction of the steel bars, the length direction of the steel bars is the left and right direction, a fixed roller 9 is rotatably mounted on each of two sides of an upper die, a deviation rectifying plate 10 is respectively arranged on each of two sides of the fixed rollers, and a deviation rectifying long groove 15 with a downward opening and in the up and down direction is formed in each deviation rectifying plate. The two deviation correcting plates are symmetrical about the center line of the length direction of the reinforcing steel bar.
The bending machine further comprises a discharging guide device, the discharging guide device comprises two sets of self-positioning swinging inclined plane guide plate mechanisms which are arranged on two sides of the upper die, each self-positioning swinging inclined plane guide plate mechanism comprises a support 11 fixedly connected to the rack, an inclined plane which inclines downwards from inside to outside is arranged on an inclined plane guide plate 12, the lower part of each inclined plane guide plate is rotatably connected to the support through a shaft, and a hole which is used for rotatably connecting a mounting shaft and the support is arranged at the lower part of each inclined plane guide plate is shown as 20 in the figure; set up spacing hole on one of both on inclined plane guide board lower part and support, spacing post of fixedly connected with above the other, set up spacing hole 21 on the inclined plane guide board in the picture, spacing post fixed connection is on the support, spacing post is not shown in the picture, spacing post is located spacing hole, the size in spacing hole is greater than spacing post, can follow the within range internal rotation that the axle formed at the clearance between spacing post and spacing hole after the swash plate atress, under the natural state, the inclined plane guide board relies on the focus of self and the axle erects on the support, spacing hole does not produce the holding power to spacing post. This can be achieved by the position of the centre of gravity of the ramp guide plate. The two sets of self-positioning swinging inclined plane guide plate mechanisms are symmetrical about the central line of the length direction of the steel bar, and the distance between the two inclined plane guide plates is larger than the distance between the two deviation correcting plates.
The utility model discloses a process does:
1. when the bending forming roller is positioned at the lower end station, the reinforcing steel bar is fed from the left side of the bending machine in the figure 1, moves rightwards under the action of the power conveying roller group, and stops after touching the striker plate. As shown in fig. 5.
2. The pressing plate jacks the reinforcing steel bar upwards into the upper groove of the upper die and keeps a continuous pressing state, the bending forming roller starts to act to bend the two bending parts below the reinforcing steel bar, at the moment, two ends of the reinforcing steel bar respectively enter the deviation rectifying long grooves of the deviation rectifying plate, and the middle part of the reinforcing steel bar gradually approaches the fixed roller. The long deviation rectifying groove of the deviation rectifying plate can prevent the reinforcing steel bar from warping, and the regular and consistent shape of the product is ensured. Meanwhile, after the steel bars contact with the inclined plane guide plate of the discharging guide device, the inclined plane guide plate swings, the steel bars gradually move to the upper part of the inclined plane guide plate, and the inclined plane guide plate swings to a natural state. As shown in fig. 6.
3. The bending roller continuously acts to simultaneously bend and form 4 bending parts of the reinforcing steel bar to achieve the shape of the product. As shown in fig. 7
4. The bending roller wheel reversely acts, the formed steel bar is separated from the upper die under the action of gravity, and after falling to contact with the inclined surface guide plate of the discharging guide device, the steel bar moves downwards and outwards under the action of the inclined surface guide plate and finally is completely separated from the bending machine. As shown in fig. 8.
After the embodiments of the present invention have been described in detail, those skilled in the art can clearly understand that various changes and modifications can be made without departing from the scope and spirit of the above claims, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention, and the present invention is not limited to the embodiments of the examples given in the specification.
Claims (8)
1. The utility model provides a steel bar bending machine, includes the frame, its characterized in that: a row of conveying rollers are arranged on a frame, the row indicates the left-right direction, the length direction of the steel bar is the left-right direction, a striker plate is fixedly arranged at the rear part of the tail end of the conveying roller, an upper die is fixedly arranged on the frame above the conveying rollers, a pressing plate is arranged under the upper die, a lower groove is arranged on the upper end surface of the pressing plate, the pressing plate is fixedly connected on a lifting device, two rotary driving devices are rotatably arranged on the front side and the rear side of the frame, the output shaft direction of the rotary driving devices is the horizontal front-back direction, a rotating handle is fixedly connected on the output shaft of the rotary driving devices, a bending forming roller is rotatably connected at the end part of the rotating handle, the two rotating handles are symmetrical about the center line of the length direction of the steel bar, the length direction of the steel bar is the left-right direction, a fixed roller is rotatably arranged at two sides of the upper die respectively, and a deviation rectifying plate is arranged at two sides of the fixed roller respectively, the correcting plate is provided with a correcting long groove with a downward opening in the up-down direction.
2. A bending machine for reinforcing bars according to claim 1, characterized in that: an upper groove in the length direction is formed in the lower end face of the upper die, and the upper groove and the lower groove correspond to each other up and down.
3. A bending machine for reinforcing bars according to claim 2, characterized in that: a notch is formed in the lower end face of the upper die, and after the pressing plate is jacked by the lifting device, the pressing plate is located in the notch.
4. A bending machine for reinforcing bars according to claim 1, characterized in that: the two deviation correcting plates are symmetrical about the center line of the length direction of the reinforcing steel bar.
5. A bending machine for reinforcing bars according to claim 1, characterized in that: the bending machine further comprises a discharging guide device, the discharging guide device comprises two sets of self-positioning swinging inclined plane guide plate mechanisms arranged on two sides of the upper die, each self-positioning swinging inclined plane guide plate mechanism comprises a support fixedly connected to the rack, an inclined plane inclining downwards from inside to outside is arranged on the inclined plane guide plate, the lower part of the inclined plane guide plate is rotatably connected to the support through a shaft, a limiting hole is formed in one of the lower part of the inclined plane guide plate and the support, a limiting column is fixedly connected to the other upper part of the inclined plane guide plate, the limiting column is located in the limiting hole, the size of the limiting hole is larger than that of the limiting column, the inclined plane guide plate can rotate within the range formed by the gap between the limiting column and the limiting hole along the shaft after being stressed, the inclined plane guide plate is erected on the support by the center of the inclined plane guide plate and the shaft under the natural state, and the limiting hole does not generate supporting force on the limiting column.
6. Bending machine for reinforcing bars according to claim 5, characterized in that: the two sets of self-positioning swinging inclined plane guide plate mechanisms are symmetrical about the central line of the length direction of the steel bar, and the distance between the two inclined plane guide plates is larger than the distance between the two deviation correcting plates.
7. A bending machine for reinforcing bars according to claim 1, characterized in that: the number of the pressing plates is two.
8. A bending machine for reinforcing bars according to claim 1, characterized in that: the rotary driving device is a motor, and the lifting device is an air cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121048045.8U CN214866848U (en) | 2021-05-17 | 2021-05-17 | Steel bar bending machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121048045.8U CN214866848U (en) | 2021-05-17 | 2021-05-17 | Steel bar bending machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214866848U true CN214866848U (en) | 2021-11-26 |
Family
ID=78891249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121048045.8U Active CN214866848U (en) | 2021-05-17 | 2021-05-17 | Steel bar bending machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214866848U (en) |
-
2021
- 2021-05-17 CN CN202121048045.8U patent/CN214866848U/en active Active
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