CN109746346B - Full-automatic quantitative steel bar bender for bridge construction - Google Patents

Full-automatic quantitative steel bar bender for bridge construction Download PDF

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Publication number
CN109746346B
CN109746346B CN201910104196.1A CN201910104196A CN109746346B CN 109746346 B CN109746346 B CN 109746346B CN 201910104196 A CN201910104196 A CN 201910104196A CN 109746346 B CN109746346 B CN 109746346B
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driven
driving
pulley
gear
fixedly connected
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CN109746346A (en
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李长安
胡增团
李金萍
和春喜
张劲松
卢振亚
李理
赵洪波
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李长安
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Abstract

The invention relates to a full-automatic quantitative steel bar bender for bridge construction, which effectively solves the problems of high labor intensity, low construction efficiency, unqualified finished bent pieces and high cost of numerical control equipment in the manual operation of the existing device; the technical scheme for solving the problem is that the bending device comprises a hollow shell, wherein a feeding device is fixedly connected to the shell, a bending device fixedly connected to the shell is arranged at the rear part of the shell, and the feeding device and the bending device are both connected with a driving motor; the bending device comprises a driven column, a driving column is arranged on one side of the driven column, the driving column is fixedly connected with a driven chain wheel, the driven chain wheel is connected with a driving chain wheel, the driving chain wheel is coaxially and fixedly connected with a driven gear ring, a bending driven gear is meshed in the driven gear ring, the bending driven gear is connected with a bending driving belt pulley through an adjusting device, and the bending driving belt pulley is connected with a driving motor through a reciprocating device fixedly connected inside the shell; the invention has the advantages of simple structure, easy operation, low cost, little influence by environment and strong practicability.

Description

Full-automatic quantitative steel bar bender for bridge construction
Technical Field
The invention relates to the technical field of bridge construction machines, in particular to a full-automatic quantitative steel bar bender for bridge construction.
Background
With the gradual development of economic construction in China, civil engineering is carried out all over the country, various housing, office buildings, road engineering and other construction projects are built, however, no matter in numerous construction sites of the construction projects or in steel bar production workshops, bending treatment is often required to be carried out on large quantities of steel bars. For the bending of reinforcing steel bars, the conventional method is mainly operated manually, but manual reinforcing steel bar bending not only needs to consume a large amount of manpower, but also needs to occupy a large amount of construction space. Therefore, in order to solve the problem, a common steel bar processing machine-steel bar bender appears in the prior art, and the steel bar bender mainly comprises a machine body and a working disc which is positioned at the top of the machine body and can rotate around a central shaft of the machine body, wherein a plurality of jacks are arranged on the working disc and used for inserting a bending pin shaft and a central pin shaft, a supporting pin shaft is fixed on the machine body, a steel bar is clamped among the bending pin shaft, the central pin shaft and the supporting pin shaft, and the steel bar is bent when the working disc rotates.
The existing steel bar bender commonly used in construction sites is mostly manually operated, a switch is required to be opened when a steel bar is bent, the bending angle of the steel bar is determined by visual inspection and experience of workers, so that the steel bar used at the same construction part and having the same design shape can be frequently subjected to shape deviation, the construction quality is reduced, meanwhile, the low construction efficiency can be caused by a large amount of manual operation, and the labor intensity of workers is overlarge due to mechanical repeated work. Although the existing technologies such as the numerical control lathe can rapidly produce qualified steel bar bending pieces in batches, the numerical control equipment has higher requirements on working environments, complex construction scenes of a construction site obviously cannot provide qualified working environments for the numerical control equipment, once a working site is provided for the numerical control equipment, the cost is greatly increased, and in addition, the high cost of the numerical control equipment is obviously unavailable in the construction site.
Therefore, the invention provides a full-automatic quantitative steel bar bender for bridge construction to solve the problem.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a full-automatic quantitative steel bar bender for bridge construction, which effectively solves the problems of high labor intensity, low construction efficiency, off-specification finished bent pieces and high cost of numerical control equipment in manual operation of the conventional device.
The bending device comprises a hollow shell and is characterized in that a feeding device is fixedly connected to the shell, a bending device fixedly connected to the shell is arranged behind the shell, and the feeding device and the bending device are both connected with a driving motor fixedly connected to the inside of the shell;
the bending device comprises a driven column fixedly connected to the shell, one side of the driven column is provided with a rotary connection to the driving column on the shell, the driving column and the rotary connection are connected to a driven chain wheel fixedly connected to the shell, the driven chain wheel is connected to a driving chain wheel on the shell through a chain and a rotary connection, the driving chain wheel is coaxially and fixedly connected to the driving chain wheel and is arranged in a driven gear ring inside the shell, the driven gear ring is internally engaged with a bending driven gear, the bending driven gear is connected to an adjusting device and a rotary connection inside the shell through a fixed connection, and a bending driving belt pulley inside the shell is connected to a bending driving belt pulley, and the bending driving belt pulley is fixedly connected to a reciprocating device inside the shell and a driving motor.
Preferably, adjusting device include with the coaxial fixed connection of crooked driven gear and rotate the driven shaft of connecting in the shell inside, the coaxial fixedly connected with of driven shaft adjust driven pulley, the other rotation that is equipped with of driven shaft connect in the shell inside and with the coaxial fixed connection's of crooked drive pulley drive shaft, the coaxial fixedly connected with of drive shaft adjust drive pulley, regulation driven pulley and regulation drive pulley between link to each other through the belt, regulation driven pulley and regulation drive pulley be radius adjustable belt pulley.
Preferably, the adjusting driven pulley comprises an upper driven pulley and a lower driven pulley, the upper driven pulley is in a shape of a cone with a wide upper part and a narrow lower part and the lower driven pulley is in a shape of a cone with a wide upper part and a wide lower part, the driven shaft rotates to drive the upper driven pulley and the lower driven pulley to rotate, the adjusting driving pulley comprises an upper driving pulley and a lower driving pulley, the upper driving pulley is in a shape of a cone with a wide upper part and a narrow lower part and the lower driving pulley is in a shape of a cone with a wide upper part and a wide lower part and is connected to the driving shaft in a vertical sliding manner, the driving shaft rotates to drive the upper driving pulley and the lower driving pulley to rotate, the upper driven pulley, the lower driven pulley, the upper driving pulley and the lower driving pulley are all connected with a control device fixedly connected inside the shell, and the control device can, The driven lower belt pulley, the driving upper belt pulley and the driving lower belt pulley slide up and down.
Preferably, the control device comprises a driving double-ended screw rod which is arranged at the front end of the driven shaft and is rotatably connected inside the shell, the driving double-ended screw rod is coaxially and fixedly connected with a control transmission gear, the front end of the driving shaft is provided with a driven double-ended screw rod which is rotatably connected inside the shell, and the driven double-ended screw rod is coaxially and fixedly connected with a control driven gear which is meshed with the control transmission gear;
driven belt pulley on with driven belt pulley down on all rotate and be connected with the cover establish drive double-ended screw and with drive double-ended screw thread engagement's control thread bush, drive belt pulley on with drive belt pulley down on all rotate and be connected with the cover establish driven double-ended screw and with driven double-ended screw thread engagement's control thread bush.
Preferably, a control drive gear rotatably connected with the inside of the shell is meshed beside the control drive gear, a control driven bevel gear is coaxially and fixedly connected with the drive gear path, a control drive bevel gear rotatably connected with the inside of the shell is meshed beside the control driven bevel gear, a control handle rotatably connected with the outer side wall of the shell is coaxially and fixedly connected with the control drive bevel gear, a pointer is fixedly connected onto the control handle, and scales fixedly connected with the outer side wall of the shell are arranged beside the control handle.
Preferably, the reciprocating device comprises a reciprocating transfer pulley rotatably connected to the inside of the housing, the reciprocating transfer belt pulley is connected with the bending driving belt pulley through a belt, the reciprocating transfer belt pulley is coaxially and fixedly connected with a reciprocating driven gear, the right side of the reciprocating driven gear is provided with a reciprocating right half gear which is rotationally connected inside the shell, the reciprocating right half gear is coaxially and fixedly connected with a reciprocating driven belt pulley, the reciprocating driven belt pulley is connected with a reciprocating driving belt pulley which is rotationally connected inside the shell through a belt, the reciprocating driving belt pulley is coaxially and fixedly connected with a reciprocating left half gear, the reciprocating left half gear and the reciprocating right half gear can be meshed with the reciprocating driven gear, the reciprocating left half gear is coaxially and fixedly connected with a reciprocating driven bevel gear, and a reciprocating driving bevel gear connected with the driving motor is meshed beside the reciprocating driven bevel gear.
Preferably, the feeding device comprises a feeding driving wheel rotatably connected to the outer side of the upper end of the housing, the feeding driving wheel is coaxially and fixedly connected with a feeding driving bevel gear arranged in the housing, a feeding driven half bevel gear rotatably connected to the inner side of the housing is meshed beside the feeding driving bevel gear, the feeding driven half bevel gear is coaxially and fixedly connected with a feeding driven pulley, the feeding driven pulley is connected with a feeding motor pulley rotatably connected to the inner side of the housing through a belt, and the feeding motor pulley is connected with the driving motor.
Preferably, the feeding driving side is connected with a feeding wheel base in a left-right sliding manner, the feeding wheel base is connected with a feeding driven wheel in a rotating manner, the feeding wheel base is connected with the shell through a spring, the driven column is connected to the upper end surface of the shell in a left-right sliding manner, and the driven column is connected with the feeding wheel base through a connecting rod;
feed the coaxial fixedly connected with of drive wheel and arrange the inside tensioning drive pulley of shell in, feed from the coaxial fixedly connected with of driving wheel and arrange the inside driven gear that feeds of shell in, tensioning drive pulley rotate and be connected with tensioning left connecting rod, the tensioning connecting rod other end rotate and be connected with tensioning right connecting rod, tensioning right connecting rod other end with feed driven gear and rotate and connect, the articulated department of tensioning left connecting rod and tensioning right connecting rod rotate and be connected with the tensioning belt pulley, right connecting rod on rotate be connected with feed driven gear who feeds driven gear meshing, the coaxial fixedly connected with tensioning driven pulley of feed drive gear, tensioning drive pulley walk around through the belt tensioning belt pulley with tensioning driven pulley link to each other.
Preferably, the front side wall and the rear side wall of the shell are provided with square through holes, and fans are fixedly connected in the two through holes.
Preferably, an electrostatic dust removal device arranged in the shell is detachably connected beside each of the two fans.
The invention improves the problems of high labor intensity, low construction efficiency, unqualified finished bent parts and high cost of numerical control equipment of the conventional device, and adds the feeding device and the bending structure matched with the feeding device to change the bending process of the reinforcing steel bar into an automatic process, thereby greatly saving the labor force of workers; the reciprocating device matched with the bending structure is additionally arranged, so that the device can realize full-automatic steel bar bending, frequent operation of workers is not needed, the working efficiency is improved, the labor intensity is reduced, and the quality of finished products is improved; the adjusting device matched with the bending structure is additionally arranged, so that the device can adjust different bending angles according to different bending piece design drawings, the application range of the device is widened, the structure is simple, the operation is easy, the cost is low, the environmental influence is small, and the practicability is high.
Drawings
FIG. 1 is a schematic front view of the present invention.
Fig. 2 is a perspective view of the present invention.
FIG. 3 is a left side view of the present invention.
FIG. 4 is a first perspective view of the electrostatic precipitator with a fan according to the present invention.
FIG. 5 is a second perspective view of the electrostatic precipitator with a fan according to the present invention.
FIG. 6 is a perspective view of the present invention with the housing removed.
Fig. 7 is a perspective view of a feeding device and its related structure.
Fig. 8 is a perspective view of the feeding device of the present invention.
FIG. 9 is a perspective view of a curved structure and its related structure according to the present invention.
Fig. 10 is a perspective view of an adjusting device and a related structure thereof according to the first embodiment of the present invention.
Fig. 11 is a perspective view of an adjusting device and a related structure thereof according to the present invention.
FIG. 12 is a perspective view of the reciprocating device and its related structure.
FIG. 13 is a perspective view of the electrostatic precipitator and the fan inside the housing according to the present invention.
FIG. 14 is a perspective view of an electrostatic precipitator of the present invention.
FIG. 15 is a perspective view of a fan according to the present invention.
Detailed Description
The foregoing and other aspects, features and advantages of the invention will be apparent from the following more particular description of embodiments of the invention, as illustrated in the accompanying drawings in which reference is made to figures 1 to 15. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The embodiment I of the invention relates to a full-automatic quantitative steel bar bender for bridge construction, which comprises a hollow shell 1, wherein the shell 1 can be placed on the ground, the outer part of the lower end surface of the shell can be fixedly connected with supporting legs so that a certain height exists between the shell 1 and the ground to prevent water from entering, the upper end surface of the shell 1 can be provided with a detachable upper plate so as to be convenient for maintenance and replacement of parts inside the shell 1, and the shell 1 provides a fixed foundation and protection for a subsequent structure, and is characterized in that a feeding device is fixedly connected to the shell 1, a bending device fixedly connected to the shell 1 is arranged behind the shell, the feeding device and the bending device are both connected with a driving motor 2 fixedly connected to the inside of the shell 1, the feeding device is used for conveying steel bars to be bent to the rear end of the shell 1 so as to facilitate the work of the subsequent bending device, and the bending device is used for bending the steel bars conveyed by the, the driving motor 2 is used for providing power for the feeding device and the bending device, and the driving motor 2 can be connected with an external power supply through a wire;
the bending device comprises a driven column 3 fixedly connected to the shell 1, a driving column 4 is arranged on one side of the driven column 3 and is connected to the shell 1 in a sliding mode, the driving column 4 is fixedly connected with a driven chain wheel 5 which is connected to the shell 1 in a rotating mode, referring to figure 2, a reinforcing steel bar is conveyed to a position between the driven column 3 and the driving column 4 through a feeding device, the driven chain wheel 5 rotates to drive the driving column 4 to rotate around the driven column 3 to bend the reinforcing steel bar to be bent, the driven chain wheel 5 is connected to a driving chain wheel 6 which is connected to the shell 1 in a rotating mode through a chain, the driving gear drives the driven gear to transmit through the chain, a connecting rod of the driving column 4 is fixedly connected to the upper end of the driving column 4, and the other end of the connecting rod of the driving column 4 is fixedly connected to the upper end of the driven chain wheel 5, at this time, if the driving column 4 rotates over 180 degrees, the collision between the driving column 4 and the chain will occur, and the steel bar is designed to be bent by 180 degrees or more than 180 degrees, which is relatively common in practical construction, in order to prevent the collision, the connecting rod of the driving column 4 can be fixedly connected to the lower end of the driven sprocket 5, the driving sprocket 6 is coaxially and fixedly connected with a driven gear ring 7 arranged in the housing 1, a bent driven gear 8 is engaged in the driven gear ring 7, i.e. the bent driven gear 8 rotates to drive the driving sprocket 6 to rotate, the driving column 4 is driven by the chain, the driven sprocket 5 and the connecting rod of the driving column 4 to rotate around the driven column 3, so as to bend the steel bar between the driving column 4 and the driven column 3, the bent driven gear 8 is connected to the bending driving pulley 9 rotatably connected in the housing 1 through an adjusting device fixedly connected in the housing 1, the bending driving belt pulley 9 is connected with the driving motor 2 through a reciprocating device fixedly connected inside the shell 1, the reciprocating device is used for realizing that the driving motor 2 outputs power in one direction to drive the bending driving belt pulley 9 to reciprocate in the positive and negative directions periodically to rotate, so that the driving column 4 is driven to swing back and forth around the driven column 3 through the bending driven gear 8, the driven gear ring 7, the driving chain wheel 6, the driven chain wheel 5, the driving column 4 connecting rod and the chain, the adjusting device is used for adjusting the rotating speed of the bending driven gear 8, so that the rotating speeds of the bending driven gear 8 in one reciprocating period are different, and the rotating angles of the driven gear ring 7 are different, thereby realizing the driving of the reinforcing steel bars to bend different angles, and it should be noted here that the bending driven gear 8 cannot drive the driven gear ring 7 to rotate for a complete circle anyway, in order to ensure that the transmission ratio between the bending driven gear 8 and the driven gear ring 7 is larger, namely the diameter of the driven gear ring 7 is larger than that of the bending driven gear 8, in the embodiment, when the bending device is used specifically, a user only needs to start the driving motor 2 and place a steel bar to be bent into the feeding device, the driving motor 2 works to drive the feeding device to work to convey the steel bar in the feeding device to a position between the driving column 4 and the driven column 3, meanwhile, the driving motor 2 works to drive the bending driving belt pulley 9 to rotate through the reciprocating device, the driving driven gear 8 is driven to rotate through the transmission of the adjusting device, the driving column 4 is driven to reciprocate around the driven column 3 through the driven gear ring 7, the driving chain wheel 6, the driven chain wheel 5, the connecting rod of the driving column 4 and the chain, so as to realize the bending of the steel bar to be bent, the device is used for only continuously putting the reinforcing steel bars needing to be bent into the feeding device to realize the purpose of sequentially bending the reinforcing steel bars needing to be bent at the same angle in batches, if a user needs to adjust the bending angle of the reinforcing steel bars, the rotating speed of the bent driven gear 8 is adjusted through the adjusting device until the rotating speed is needed, the reciprocating swing angle of the driven gear ring 7 can be adjusted, and therefore adjustment of different bending angles is achieved.
Embodiment two, on the basis of embodiment one, this embodiment provides a specific adjusting device, so that the driving motor 2 drives the bending driven pulley to rotate at different speeds in a fixed period with a constant output, so as to make the driving column 4 swing through different angles, and realize the controllable adjustment of the bending angle of the reinforcing steel bar, specifically, the adjusting device includes a driven shaft 10 coaxially and fixedly connected with the bending driven gear 8 and rotatably connected inside the housing 1, the driven shaft 10 is coaxially and fixedly connected with an adjusting driven pulley 11, a driving shaft 12 rotatably connected inside the housing 1 and coaxially and fixedly connected with the bending driving pulley 9 is arranged beside the driven shaft 10, the driving shaft 12 is coaxially and fixedly connected with an adjusting driving pulley 13, the adjusting driven pulley 11 and the adjusting driving pulley 13 are connected through a belt, the adjusting driven pulley 11 and the adjusting driving pulley 13 are both pulleys with adjustable radius, the adjusting driven pulley 11 and the adjusting driving pulley 13 with variable diameters enable the driving motor 2 to pass through the adjusting driving pulley 13 and the adjusting driven pulley 11 to drive the bending driven gear 8 with different rotating speeds, namely, the bending driven gear 8 is driven to rotate for different turns in unit time, so as to realize controllable adjustment of the swing angle of the driving column 4, when a user needs to adjust the swing angle of the driving column 4, one diameter of the adjusting driving pulley 13 and the adjusting driven pulley 11 is preferably adjusted to be larger while the other diameter is preferably adjusted to be smaller, so that a larger transmission ratio change can be obtained by slight adjustment, and it needs to be noted that the belt abrasion is intensified because the adjusting driven pulley 11 and the adjusting driving pulley 13 have variable diameters and are connected by a conventional belt, the problem of shortened service life of the belt occurs, in order to ensure the transmission stability of the device and the service life of the belt, a steel belt or a V-shaped rubber belt can be adopted to ensure the transmission stability and the longer service life of the belt, in the embodiment, when in specific use, the driving motor 2 drives the bending driving belt pulley 9 to rotate through a reciprocating device, so as to drive a driving shaft 12 which is coaxially and fixedly connected with the bending driving belt pulley 9 to rotate, the driving shaft 12 rotates to drive an adjusting driving belt pulley 13 which is coaxially and fixedly connected with the driving shaft, the adjusting driven belt pulley 11 rotates through the belt, so as to drive a driven shaft 10 which is coaxially and fixedly connected with the driving shaft to rotate, and further drive a bending driven gear 8 to rotate, the bending driven gear 8 rotates to drive the driving column 4 to swing through a driven gear ring 7, a driving chain wheel 6, a driven chain, and thus, the bending of the reinforcing steel bar between the driving column 4 and the driven column 3 is realized, and a user can realize the controllable adjustment of the swing angle of the driving column 4 by adjusting the transmission ratio between the driving pulley 13 and the driven pulley 11.
In a third embodiment, on the basis of the second embodiment, the second embodiment provides a specific structure of the adjusting driving pulley 13 and the adjusting driven pulley 11, so that the diameters of the adjusting driving pulley 13 and the adjusting driven pulley 11 are adjustable, specifically, referring to fig. 11, the adjusting driven pulley 11 includes an upper driven pulley 14 having a conical shape with a wide top and a narrow bottom and a lower driven pulley 15 having a conical shape with a wide top and a narrow bottom, which are slidably connected to the driven shaft 10, the driven shaft 10 rotates to drive the upper driven pulley 14 and the lower driven pulley 15 to rotate, specifically, a sliding key is fixedly connected to the driven shaft 10, sliding grooves corresponding to the sliding key are respectively formed on the upper driven pulley 14 and the lower driven pulley 15, so as to ensure that the upper driven pulley 14 and the lower driven pulley 15 can slide on the driven shaft 10 up and down, meanwhile, the driven shaft 10 rotates to drive the driven upper belt pulley 14 and the driven lower belt pulley 15 to synchronously rotate, the driven upper belt pulley 14 is positioned above the driven lower belt pulley 15, the driven upper belt pulley 14 and the driven lower belt pulley 15 jointly form the adjusting driven belt pulley 11, the belt is arranged between the driven upper belt pulley 14 and the driven lower belt pulley 15, the width of the belt is fixed, so when the driven upper belt pulley 14 and the driven lower belt pulley 15 relatively move away from each other, the diameter of the adjusting driven belt pulley 11 is reduced, conversely, when the driven upper belt pulley 14 and the driven lower belt pulley 15 relatively move close to each other, the diameter of the adjusting driven belt pulley 11 is increased, the adjusting driving belt pulley 13 comprises a driving upper belt pulley 16 which is in a shape of a cone with a wide upper part and a narrow lower part and a driving lower belt pulley 17 which is in a shape of a cone with a narrow upper part and a wide lower part and is connected to the driving shaft 12 in a, the driving shaft 12 rotates to drive the driving upper belt pulley 16 and the driving lower belt pulley 17 to rotate, specifically, a sliding key is fixedly connected to the driving shaft 12, sliding grooves corresponding to the sliding key are respectively formed in the driving upper belt pulley 16 and the driving lower belt pulley 17, so that the driving upper belt pulley 16 and the driving lower belt pulley 17 can slide up and down on the driving shaft 12, meanwhile, the driving shaft 12 rotates to drive the driving upper belt pulley 16 and the driving lower belt pulley 17 to rotate synchronously, the driving upper belt pulley 16 is positioned above the driving lower belt pulley 17, the driving upper belt pulley 16 and the driving lower belt pulley 17 jointly form the adjusting driving belt pulley 13, the belt is arranged between the driving upper belt pulley 16 and the driving lower belt pulley 17, and the width of the belt is fixed, so when the driving upper belt pulley 16 and the driving lower belt pulley 17 move away from each other, the diameter of the adjusting driving pulley 13 is reduced, on the contrary, when the driving upper pulley 16 and the driving lower pulley 17 move relatively close to each other, the diameter of the adjusting driving pulley 13 is increased, the driven upper pulley 14, the driven lower pulley 15, the driving upper pulley 16 and the driving lower pulley 17 are all connected with a control device fixedly connected inside the housing 1, the control device can control the driven upper pulley 14, the driven lower pulley 15, the driving upper pulley 16 and the driving lower pulley 17 to slide up and down, the control device can control the driven upper pulley 14 and the driven lower pulley 15 to move away from or close to each other on the driven shaft 10 at the same speed, meanwhile, the control device can also control the driving upper pulley 16 and the driving lower pulley 17 to move towards or away from the driving shaft 12 at the same speed, the driven upper belt pulley 14, the driven lower belt pulley 15 or the driving upper belt pulley 16 and the driving lower belt pulley 17 move at the same speed, so that the belt can always keep at the same horizontal height without skewing or displacement, so as to ensure the stability of transmission, prevent uneven wear of the belt and unstable transmission caused by over-heavy wear of one side, meanwhile, when the control device controls the driven upper belt pulley 14 and the driven lower belt pulley 15 to approach each other, the control device controls the driving upper belt pulley 16 and the driving lower belt pulley 17 to synchronously move away from each other, otherwise, when the control device controls the driven upper belt pulley 14 and the driven lower belt pulley 15 to move away from each other, the control device controls the driving upper belt pulley 16 and the driving lower belt pulley 17 to synchronously approach each other, whereby an effective adjustment of the transmission ratio between the adjustment driven pulley 11 and the adjustment drive pulley 13 is achieved.
Fourth embodiment, on the basis of the third embodiment, the present embodiment provides a specific adjusting device structure, so that a user can easily adjust and adjust the transmission ratio between the driving pulley 13 and the driven pulley 11 through the adjusting device, specifically, referring to fig. 11, the control device includes a driving double-headed screw 18 disposed at the front end of the driven shaft 10 and rotatably connected inside the housing 1, the driving double-headed screw 18 is coaxially and fixedly connected with a control transmission gear 19, that is, the control transmission gear 19 rotates to drive the driving double-headed screw 18 to synchronously rotate, the front end of the driving shaft 12 is provided with a driven double-headed screw 20 rotatably connected inside the housing 1, the driven double-headed screw 20 is coaxially and fixedly connected with a control driven gear 21 engaged with the control transmission gear 19, that is, the control transmission gear 19 rotates while driving the driving double-headed screw 18 to rotate, the driven double-thread screw 20 can be driven to rotate by the control driven gear 21, and the rotation directions of the driving double-thread screw 18 and the driven double-thread screw 20 are opposite;
driven upper belt pulley 14 with driven belt pulley 15 down on all rotate and be connected with the cover and establish drive double threaded screw 18 and with drive double threaded screw 18 thread engagement's control thread bush 22, driven upper belt pulley 14 on rotate the control thread bush 22 cover of connection and establish the upper end at drive double threaded screw 18, driven belt pulley 15 down on rotate the control thread bush 22 cover of connection and establish the lower extreme at drive double threaded screw 18, promptly drive double threaded screw 18 rotate and to drive two control thread bushes 22 and move to opposite direction to make driven upper belt pulley 14 and driven belt pulley 15 down move to opposite direction, realize the function that control driven upper belt pulley 14 and driven belt pulley 15 are close to each other or keep away from promptly, drive upper belt pulley 16 with drive belt pulley 17 down on all rotate and be connected with the cover establish driven double threaded screw 20 and with driven double threaded screw 20 thread engagement's control thread engagement A sleeve 22, the control thread sleeve 22 rotatably connected to the driving upper belt pulley 16 is sleeved on the upper end of the driven double-headed screw 20, the control thread sleeve 22 rotatably connected to the driving lower belt pulley 17 is sleeved on the lower end of the driven double-headed screw 20, that is, the driven double-headed screw 20 rotates to drive the two control thread sleeves 22 to move in opposite directions, so that the driving upper belt pulley 16 and the driving lower belt pulley 17 move in opposite directions, that is, the function of controlling the driving upper belt pulley 16 and the driving lower belt pulley 17 to approach or separate from each other is realized, in this embodiment, when the device is used specifically, a user pulls the control transmission gear 19 to rotate in a forward direction to drive the driving double-headed screw 18 to rotate, and simultaneously drives the driven double-headed screw 20 to rotate synchronously and in an opposite direction to the driving double-headed screw 18 through the control driven gear 21, at this time, the driven upper belt pulley 14 and the driven lower belt pulley, the driving upper belt pulley 16 and the driving lower belt pulley 17 are far away from each other, so that the rotating speed of the driven shaft 10 is reduced, namely the rotating speed of the bent driven gear 8 is reduced, namely the swinging angle of the driving column 4 in a reciprocating period is reduced, otherwise, a user can drive the driving double-headed screw 18 to rotate by poking the control transmission gear 19 to rotate reversely, and simultaneously drive the driven double-headed screw 20 to rotate synchronously and in the direction opposite to that of the driving double-headed screw 18 by controlling the driven gear 21, at the moment, the driven upper belt pulley 14 and the driven lower belt pulley 15 are far away from each other, and the driving upper belt pulley 16 and the driving lower belt pulley 17 are close to each other, so that the rotating speed of the driven shaft 10 is increased, namely the rotating speed of the bent driven gear 8 is increased, namely the swinging angle of the.
Fifth embodiment, on the basis of the fourth embodiment, the present embodiment provides a structure, so that a user can better stir the control transmission gear 19 to adjust the swing angle of the driving column 4, specifically, a control driving gear 23 rotatably connected to the inside of the housing 1 is engaged beside the control transmission gear 19, a control driven bevel gear 24 is coaxially and fixedly connected to the driving gear, a control driving bevel gear 25 rotatably connected to the inside of the housing 1 is engaged beside the control driven bevel gear 24, a control handle 26 rotatably connected to the outer side wall of the housing 1 is coaxially and fixedly connected to the control driving bevel gear 25, the control driving bevel gear 25 is rotated by the user rotating the control handle 26 to drive the control driving bevel gear 25 to rotate, so as to drive the control driven bevel gear 24 to rotate, the control driven bevel gear 24 is rotated to drive the control driving gear 23 to rotate, thereby driving the control transmission gear 19 engaged with the control transmission gear to rotate, so as to realize the diameter adjustment of the adjustment driven pulley 11 and the adjustment driving pulley 13, the control handle 26 is fixedly connected with a pointer 27, the control handle 26 is provided with scales fixedly connected with the outer side wall of the shell 1, the scales can be drawn according to different rotating angles of the driving column 4 caused by different transmission ratios generated by the diameters of the adjustment driven gear and the adjustment driving gear which are adjusted by the control transmission gear 19, the control driven gear 21, the driving double-head screw 18, the driven double-head screw 20 and the control thread sleeve 22 according to the control driving gear 23, the swinging angle of the driving column 4 can be converted by only calculating and adjusting the transmission ratio between the driven pulley 11 and the adjustment driving pulley 13, the skilled person can easily know through calculation, and therefore detailed calculation processes are not repeated here, when the embodiment is used specifically, when a user needs to adjust the swing angle of the driving column 4, the user only needs to rotate the control handle 26 and make the pointer 27 face the required scale, at this time, the control handle 26 rotates to drive the control driving bevel gear 25 which is coaxially and fixedly connected to rotate, and the control driving gear 19 is driven to rotate by controlling the driven bevel gear 24 and the control driving gear 23, so as to adjust the transmission ratio between the driven pulley 11 and the adjustment driving pulley 13.
Sixth embodiment, on the basis of the first or fourth embodiment, the present embodiment provides a specific reciprocating structure, such that the unidirectional power output of the driving motor 2 can drive the bending driving pulley 9 to reciprocate in a forward and reverse rotation manner with a fixed period, specifically, the reciprocating device includes a reciprocating transfer pulley 28 rotatably connected inside the housing 1, the reciprocating transfer pulley 28 is connected with the bending driving pulley 9 through a belt, the reciprocating transfer pulley 28 is coaxially and fixedly connected with a reciprocating driven gear 29, that is, the reciprocating driven gear 29 can rotate to drive the bending driving pulley 9 through the reciprocating transfer pulley 28, a reciprocating right half gear 30 rotatably connected inside the housing 1 is arranged on the right side of the reciprocating driven gear 29, the reciprocating right half gear 30 is coaxially and fixedly connected with a reciprocating driven pulley 31, the reciprocating driven pulley 31 is connected with a reciprocating driving pulley 32 which is rotatably connected in the shell 1 through a belt, the reciprocating driving pulley 32 is coaxially and fixedly connected with a reciprocating left half gear 33, namely, the reciprocating driving pulley 32 can drive the reciprocating left half gear 33 which is coaxially and fixedly connected to rotate, meanwhile, the reciprocating driving pulley 32 can drive the reciprocating driven pulley 31 to rotate through the belt, so as to drive the reciprocating right half gear 30 to synchronously rotate along with the reciprocating left half gear 33, both the reciprocating left half gear 33 and the reciprocating right half gear 30 can be meshed with the reciprocating driven gear 29, and it should be noted that when the reciprocating left half gear 33 is meshed with the reciprocating driven gear 29, the reciprocating right half gear 30 is not meshed with the reciprocating driven gear 29, and when the reciprocating right half gear 30 is meshed with the reciprocating driven gear 29, the reciprocating left half gear 33 is not meshed with the reciprocating driven gear 29, the reciprocating left half gear 33 is coaxially and fixedly connected with a reciprocating driven bevel gear 34, a reciprocating driving bevel gear 35 connected with the driving motor 2 is meshed beside the reciprocating driven bevel gear 34, the driving motor 2 works to drive the reciprocating driving bevel gear 35 to rotate, the reciprocating driven bevel gear 34 drives the reciprocating driving belt pulley 32 to rotate, in the embodiment, when the reciprocating driven gear is used specifically, the driving motor 2 works to drive the reciprocating driving belt pulley 32 to rotate, the reciprocating driven bevel gear 34 drives the reciprocating driving belt pulley 32 to rotate, the reciprocating driving belt pulley 32 rotates to drive the reciprocating left half gear 33 to rotate and accordingly drive the reciprocating driven gear 29 to rotate positively, and the reciprocating driven gear 29 rotates positively and drives the bending driving belt through the reciprocating transfer belt pulley 28 and the belt The wheel 9 rotates positively, so that the driving column 4 is driven to swing to bend the steel bars through the driving shaft 12, the driven shaft 10, the adjusting driven pulley 11, the adjusting driving pulley 13, the bending driven gear 8, the driven gear ring 7, the driving chain wheel 6 and the driven chain wheel 5, the reciprocating driving pulley 32 rotates and simultaneously drives the reciprocating driven pulley 31 to rotate, the reciprocating driven pulley 31 rotates and drives the reciprocating right half gear 30 to rotate, when the reciprocating left half gear 33 and the reciprocating driven gear 29 are disengaged, the reciprocating right half gear 30 rotates and the reciprocating driven gear 29 is engaged to drive the reciprocating driven gear 29 to rotate reversely, so that the bending driving pulley 9 is driven to rotate positively through the reciprocating transfer pulley 28 and the belt, and the driving shaft 12, the driven shaft 10, the adjusting driven pulley 11, the driven gear ring 11 and the belt, The adjusting driving belt pulley 13, the bending driven gear 8, the driven gear ring 7, the driving chain wheel 6 and the driven chain wheel 5 drive the bending driving belt pulley 9 to rotate reversely, so that the driving column 4 is driven to return to the original position, and a complete reinforcing steel bar bending period is realized.
Seventh embodiment, on the basis of the first embodiment, the present embodiment provides a specific feeding device, so that the reinforcing steel bar placed on the device can be automatically fed after the device is opened, and the device is matched with the above structure to achieve bending, specifically, the feeding device includes a feeding driving wheel 36 rotatably connected to the outer side of the upper end of the housing 1, the feeding driving wheel 36 is coaxially and fixedly connected with a feeding driving bevel gear 37 disposed inside the housing 1, a feeding driven half bevel gear 38 rotatably connected inside the housing 1 is engaged beside the feeding driving bevel gear 37, that is, the feeding driven half bevel gear 38 rotates to drive the feeding driving bevel gear 37 to rotate, so as to drive the feeding driving wheel 36 to rotate, an included angle of teeth on the feeding driven half bevel gear 38 should be complementary to the reciprocating left half gear 33 and the reciprocating right half gear 30, the sum of the included angles of the reciprocating left half gear 33, the reciprocating right half gear 30 and the feeding driven bevel gear is 180 degrees, the feeding driven half bevel gear 38 is coaxially and fixedly connected with a feeding driven belt pulley 39, the feeding driven belt pulley 39 is connected with a feeding motor belt pulley 40 which is rotatably connected inside the shell 1 through a belt, the feeding motor belt pulley 40 is connected with the driving motor 2, namely, the driving motor 2 works to drive the motor belt pulley to work, the feeding driven belt pulley 39 is driven to rotate through the belt, so as to drive the feeding driven half bevel gear 38 which is coaxially and fixedly connected with the driving motor to rotate, in the embodiment, when the driving motor 2 works specifically, the feeding driving wheel 36 is driven to rotate through the motor belt pulley, the feeding driven belt pulley 39, the feeding driven half bevel gear 38 and the feeding driving bevel gear 37, therefore, the steel bar to be bent is sent between the driving column 4 and the driven column 3, then the feeding driven half bevel gear 38 and the feeding driving bevel gear 37 are disengaged, the reciprocating driven gear 29 is sequentially engaged with the reciprocating left half gear 33 and the reciprocating right half gear 30, the driving column 4 rotates around the driven column 3 to drive the steel bar to be bent and returns to the original position, and then the feeding driven half bevel gear 38 is engaged with the feeding driving bevel gear 37 to drive the feeding driving wheel 36 to continue to rotate, so that the next steel bar is bent.
In an eighth embodiment, on the basis of the seventh embodiment, in order to improve the application range of the present invention and improve the feeding efficiency, the present embodiment provides a specific structure, so that the feeding driven wheel 42 can also rotate and the distance between the feeding driven wheel and the feeding driving wheel 36 can be automatically adjusted, specifically, the feeding driving wheel is connected to the feeding driving wheel in a left-right sliding manner by a feeding wheel base 41, the feeding wheel base 41 is connected to the feeding wheel base 42 in a rotating manner, that is, the feeding driven wheel 42 can slide in a left-right sliding manner with the feeding wheel, the feeding wheel base 41 is connected to the housing 1 by a spring, specifically, referring to fig. 8, the lower end of the feeding wheel base 41 is fixedly connected to a fixing plate of the feeding wheel base 41, the fixing plate of the feeding wheel base 41 is fixedly connected to a spring, a fixing plate of the housing 1 is fixedly connected to the inside of the housing 1, and the other end of the, at this time, the distance between the feeding driven wheel 42 and the feeding driving wheel 36 can be automatically adjusted according to the thickness of the reinforcing steel bars of different types, because the feeding driving wheel 36 and the feeding driven wheel 42 are both cylindrical, when the reinforcing steel bars of different types are placed between the feeding driving wheel 36 and the feeding driven wheel 42 and are driven by the feeding driving wheel 36 to move towards the rear end, the reinforcing steel bars will push the feeding driven wheel 42 to one side, and simultaneously, under the action of the spring, the feeding driven wheel 42 will cling to one side of the reinforcing steel bars to play a role in assisting feeding positioning, the driven column 3 is connected to the upper end surface of the housing 1 in a left-right sliding manner, the driven column 3 is connected with the feeding wheel base 41 through a connecting rod, referring to fig. 7, that is, when the feeding wheel base 41 is pushed to one side by the reinforcing steel bars, the driven column 3 will slide to one side synchronously, the tangent line of the feeding driven wheel 42 towards one side of the feeding driving wheel 36 is tangent to the driven column 3 at the same time, so that the driven column 3 can be exactly contacted with the steel bars when the steel bars are conveyed to the position between the driving column 4 and the driven column 3 in a straight line, and the driven column 3 can provide a fixed foundation for the bending of the steel bars of the driving column 4;
the feeding driving wheel 36 is coaxially and fixedly connected with a tensioning driving belt pulley 43 arranged in the shell 1, the feeding driving wheel 36 rotates to drive the tensioning driving belt pulley 43 to rotate, the feeding driven wheel 42 is coaxially and fixedly connected with a feeding driven gear 44 arranged in the shell 1, the feeding driven gear 44 rotates to drive the feeding driven wheel 42 to rotate, the tensioning driving belt pulley 43 rotates to be connected with a tensioning left connecting rod 45, the other end of the tensioning connecting rod rotates to be connected with a tensioning right connecting rod 46, the other end of the tensioning right connecting rod 46 is rotationally connected with the feeding driven gear 44, referring to fig. 8, one end of the tensioning left connecting rod 45 is rotationally connected to a rotating shaft of the tensioning driving belt pulley 43, one end of the tensioning right connecting rod 46 is rotationally connected to a rotating shaft of the feeding driven gear 44, and the other end of the tensioning left connecting rod 45 is hinged to the other end of the tensioning right connecting rod 46, a tensioning pulley 47 is rotatably connected to the hinged position of the left tensioning connecting rod 45 and the right tensioning connecting rod 46, specifically, a tensioning pulley seat is rotatably connected to the hinged position of the left tensioning connecting rod 45 and the right tensioning connecting rod 46, two tensioning pulleys 47 are rotatably connected to the tensioning pulley seat, a feeding driving gear 48 meshed with the feeding driven gear 44 is rotatably connected to the right connecting rod, a tensioning driven pulley 49 is coaxially and fixedly connected to the feeding driving gear 48, the tensioning driving pulley 43 is connected with the tensioning driven pulley 49 by bypassing the tensioning pulley 47 through a belt, that is, the tensioning driving pulley 43 rotates and drives the tensioning driven pulley 49 to rotate through the tensioning pulley 47 and the belt, thereby driving the feeding driving gear 48 to rotate, and the feeding driven gear 48 rotates and drives the feeding driven gear 44 meshed therewith to rotate, thereby driving the feeding driven wheel 42 to rotate, the tension pulley 47 is arranged to make the tension driving pulley 43 effectively drive the feeding driven wheel 42 to rotate through the tension driven pulley 49, the tension pulley 47, the feeding driving gear 48, the feeding driven gear 44 and the feeding driven gear 44 no matter the feeding wheel base 41 slides left and right, here, the rotation direction of the tension driving pulley 43 is the same as that of the feeding driving wheel 36, so that the rotation direction of the tension driven pulley 49 and the feeding driving gear 48 is the same as that of the feeding driving wheel 36, and the rotation direction of the feeding driven gear 44 is opposite to that of the feeding driving gear 48, so that the feeding driven wheel 42 and the feeding driving wheel 36 rotate in opposite directions, thereby achieving the purpose that the feeding driving wheel 36 and the feeding driven wheel 42 work simultaneously to jointly complete the feeding of the reinforcing steel bar, in the embodiment, the feed drive bevel gear 37 rotates to drive the feed drive wheel 36 to rotate, so as to drive the tension drive belt pulley 43 to rotate, the tension drive belt pulley 47, the tension driven belt pulley 49, the feed drive gear 48, the feed driven gear 44 and the belt drive the feed driven wheel 42 to rotate reversely, thereby completing the feeding of the reinforcing steel bars, when different types of reinforcing bars are placed between the feeding driving wheel 36 and the feeding driven wheel 42 and moved to the rear end by the feeding driving wheel 36, the reinforcing bars push the feeding driven wheel 42 to one side, meanwhile, under the action of the spring, the feeding driven wheel 42 is tightly attached to one side of the steel bar so as to ensure that the feeding driven wheel 42 does not lose effectiveness when rotating, meanwhile, when the feeding wheel base 41 is pushed to one side by the steel bar, the driven column 3 can synchronously slide to one side along with the sliding of the feeding wheel base 41, and the steel bar is ensured to be exactly contacted by the driven column 3 when the steel bar is linearly conveyed between the driving column 4 and the driven column 3.
Ninth embodiment, on the basis of the first embodiment, the present embodiment is to improve the situation that the protective cover is often removed to meet the heat dissipation requirement of the existing many construction sites for ensuring long-time operation of the machine, the protective cover is arranged to protect the user from being easily damaged by the mechanical structure inside the casing which tells the user to operate, and at the same time, to protect the parts inside the casing, and the removal of the protective cover by the protective cover is obviously disadvantageous to the machine for the workers, so the present embodiment provides a structure which can effectively improve the heat dissipation capability of the present invention, the front and rear side walls of the casing 1 are provided with square through holes, the two through holes are both fixedly connected with fans 51, referring to fig. 15, the fans 51 are common fans 51 which comprise the casing 1 of the fan 51 detachably mounted in the through holes, the casing 1 of the fan 51 is rotatably connected with fan blades, the fan blades are connected with the fan 51 motor fixedly connected to the casing 1 of the fan 51, the two fans 51 are electrically connected with the driving motor 2, namely, once the device is started, the driving motor 2 works to drive the fans 51 to work, so as to drive the fan blades to rotate, it is noted that the rotation directions of the two fans 51 are opposite, namely, one of the two fans 51 is the exhaust fan 51, and the other fan 51 is the exhaust fan 51, so that the circulation of air is ensured, and the circulated air can continuously take away the heat inside the shell 1, so that the heat dissipation efficiency is improved.
In the tenth embodiment, on the basis of the ninth embodiment, because the design of the device makes the working efficiency when using on the spot be improved, and the labor intensity be reduced, the working environment of the device is a construction site environment with larger dust and worse, and the ventilation air of the fan 51 is likely to contain a large amount of dust, and when the air passes through the inside of the housing 1, the air is accumulated on the parts inside the housing 1, which is likely to cause a large amount of dust to accumulate, and affect the normal operation of the device, so the embodiment provides a structure capable of effectively preventing dust and absorbing dust, specifically, an electrostatic dust removing device 52 arranged inside the housing 1 can be detachably connected beside two fans 51, and referring to fig. 14, the electrostatic dust removing device 52 adopts the existing electrostatic dust removing technology, that is, the electrostatic dust removing device comprises a frame connected inside the housing 1 in an up-down sliding manner, and a conductive shaft is fixedly connected on the frame, the guide shaft is fixedly connected with a plurality of anode plates, a cathode plate fixedly connected to the frame is arranged between the anode plates, the conductive shaft is electrically connected with the driving motor 2, when the driving motor 2 works, the conductive shaft can be electrified, after the conductive shaft is electrified, a large amount of positive charges are also electrified on the anode plates, so that induced negative charges appear on the cathode plates, an induced electric field is formed between the anode plates and the cathode plates, dust in air passing through the induced electric field is adsorbed, in order to improve the safety, an insulating ceramic sleeve is arranged at the fixed connection position of the conductive shaft and the frame, the frame is ensured to be uncharged, electric shock caused by forgetting to cut off the frame when workers disassemble and clean is prevented, when more dust is adsorbed on the anode plates and the cathode plates, the electrostatic dust removal device 52 can be cut off, the dust is cleaned and then put back again, and because more dust is in a construction, workers can clean the clothes after the use in the tomorrow to ensure the effectiveness of the clothes.
When the steel bar bending machine is used specifically, a user only needs to place a steel bar to be bent between the feeding driving wheel 36 and the feeding driven wheel 42 and start the driving motor 2, the driving motor 2 drives the feeding driving wheel 36 to rotate through the motor belt pulley, the feeding driven belt pulley 39, the feeding driven half bevel gear 38 and the feeding driving bevel gear 37, the feeding driving bevel gear 37 rotates to drive the feeding driving wheel 36 to rotate, so that the tensioning driving belt pulley 43 is driven to rotate, the feeding driven wheel 42 is driven to rotate reversely through the actions of the tensioning belt pulley 47, the tensioning driven belt pulley 49, the feeding driving gear 48, the feeding driven gear 44 and the belt, so that the steel bar to be bent is sent between the driving column 4 and the driven column 3;
meanwhile, the driving motor 2 works to drive the reciprocating driving belt pulley 32 to rotate, when the feeding driven half bevel gear 38 and the feeding driving bevel gear 37 are disengaged, the driving motor 2 drives the reciprocating driving belt pulley 32 to rotate through the reciprocating driven bevel gear 34, the reciprocating driving belt pulley 32 rotates to drive the reciprocating left half gear 33 to rotate and drive the reciprocating driven gear 29 to rotate forwards, the reciprocating driven gear 29 rotates forwards to drive the bending driving belt pulley 9 to rotate forwards through the reciprocating transfer belt pulley 28 and the belt, so that the driving shaft 12, the driven shaft 10, the adjusting driven belt pulley 11, the adjusting driving belt pulley 13, the bending driven gear 8, the driven gear ring 7, the driving chain wheel 6 and the driven chain wheel 5 drive the driving column 4 to swing to bend the reinforcing steel bars, the reciprocating driving belt pulley 32 rotates to drive the reciprocating driven belt pulley 31 to rotate at the same time, the reciprocating driven pulley 31 rotates to drive the reciprocating right half gear 30 to rotate, when the reciprocating left half gear 33 is disengaged from the reciprocating driven gear 29, the reciprocating right half gear 30 rotates to be engaged with the reciprocating driven gear 29 to drive the reciprocating driven gear 29 to rotate reversely, so that the reciprocating transfer pulley 28 and the belt drive the bending driving pulley 9 to rotate forwardly, the driving shaft 12, the driven shaft 10, the adjusting driven pulley 11, the adjusting driving pulley 13, the bending driven gear 8, the driven gear ring 7, the driving sprocket 6 and the driven sprocket 5 drive the bending driving pulley 9 to rotate reversely, so as to drive the driving column 4 to return to the original position, a complete steel bar bending process is finished, and a user only needs to put the next steel bar to be bent between the feeding driving wheel 36 and the feeding driven wheel 42, in order to further reduce the labor intensity of users, a reinforcing steel bar frame can be placed above the feeding driving wheel 36 and the feeding driven wheel 42, reinforcing steel bars to be bent are placed in the reinforcing steel bar frame, after the lowermost reinforcing steel bars are conveyed away by the feeding driving wheel 36 and the feeding driven wheel 42, one reinforcing steel bar can automatically fall between the feeding driving wheel 36 and the feeding driven wheel 42 under the action of gravity, the placing work of each reinforcing steel bar can be automatically completed after the beginning of the next reinforcing steel bar bending period is waited, meanwhile, if the user needs to adjust the position of the reinforcing steel bar bending point, only the reinforcing steel bar needs to be adjusted to be placed between the feeding driving wheel 36 and the feeding driven wheel 42, and particularly, the time for feeding and bending the reinforcing steel bars is influenced by the feeding driven half bevel gear 38, the reciprocating left half gear 33 and the reciprocating right half gear 30 to be a fixed value, so that the position of the reinforcing steel bar bending point is essentially the length of reinforcing steel bar feeding, this is easily accomplished by placing the adjustment bar in a position between the feed drive pulley 36 and the feed driven pulley 42;
when a user needs to adjust the swing angle of the driving column 4, the user only needs to rotate the control handle 26 and make the pointer 27 face the required scale, at this time, the control handle 26 rotates to drive the control drive bevel gear 25 which is coaxially and fixedly connected to rotate, the control drive gear 19 rotates through controlling the driven bevel gear 24 and the control drive gear 23, the control drive gear 19 rotates forward to drive the drive double-headed screw 18 to rotate, and simultaneously, the control driven gear 21 drives the driven double-headed screw 20 to rotate synchronously and in the opposite direction to the drive double-headed screw 18, at this time, the driven upper belt pulley 14 and the driven lower belt pulley 15 approach each other, the drive upper belt pulley 16 and the drive lower belt pulley 17 move away from each other, so that the rotation speed of the driven shaft 10 is reduced, that is, the rotation speed of the bent driven gear 8 is reduced, that is, that the swing angle of the driving column 4 in, conversely, a user pulls the control transmission gear 19 to rotate reversely to drive the driving double-threaded screw 18 to rotate, and simultaneously drives the driven double-threaded screw 20 to rotate synchronously in a direction opposite to that of the driving double-threaded screw 18 through controlling the driven gear 21, at the moment, the driven upper belt pulley 14 and the driven lower belt pulley 15 are far away from each other, and the driving upper belt pulley 16 and the driving lower belt pulley 17 are close to each other, so that the rotating speed of the driven shaft 10 is increased, namely the rotating speed of the bent driven gear 8 is increased, namely the swinging angle of the driving column 4 in a reciprocating period is increased;
meanwhile, the driving motor 2 is started to drive the two fans 51 to be started, so that circulating air passes through the inside of the shell 1, and the heat dissipation efficiency is improved;
the driving motor 2 is started and can drive the electrostatic dust removal device 52 to work and filter air flowing through the shell 1 to purify dust, when the electrostatic dust removal device 52 adsorbs more dust, the power-off of the dust removal device can be realized, the electrostatic dust removal device 52 is detached, the dust is cleaned and then is put back again, and because more dust exists in a construction site, workers can clean the dust after the use is finished in the next day, so that the effectiveness of the dust removal device is ensured.
The invention improves the problems of high labor intensity, low construction efficiency, unqualified finished bent parts and high cost of numerical control equipment of the conventional device, and adds the feeding device and the bending structure matched with the feeding device to change the bending process of the reinforcing steel bar into an automatic process, thereby greatly saving the labor force of workers; the reciprocating device matched with the bending structure is additionally arranged, so that the device can realize full-automatic steel bar bending, frequent operation of workers is not needed, the working efficiency is improved, the labor intensity is reduced, and the quality of finished products is improved; the adjusting device matched with the bending structure is additionally arranged, so that the device can adjust different bending angles according to different bending piece design drawings, the application range of the device is widened, the structure is simple, the operation is easy, the cost is low, the environmental influence is small, and the practicability is high.

Claims (9)

1. The full-automatic quantitative steel bar bender for bridge construction comprises a hollow shell (1) and is characterized in that a feeding device is fixedly connected to the shell (1), a bending device fixedly connected to the shell (1) is arranged behind the shell (1), and the feeding device and the bending device are both connected with a driving motor (2) fixedly connected to the inside of the shell (1);
the bending device comprises a driven column (3) fixedly connected to a shell (1), wherein one side of the driven column (3) is provided with a rotating connection part which is connected to a driving column (4) on the shell (1), the driving column (4) is connected to a driven chain wheel (5) fixedly connected to the shell (1) in a rotating way, the driven chain wheel (5) is connected to a driving chain wheel (6) on the shell (1) in a rotating way through a chain, the driving chain wheel (6) is coaxially and fixedly connected to a driven gear ring (7) inside the shell (1), the driven gear ring (7) is internally meshed with a bending driven gear (8), the bending driven gear (8) is fixedly connected to an adjusting device in the shell (1) and is connected to a bending driving belt pulley (9) inside the shell (1) in a rotating way, the bending driving belt pulley (9) is connected with the driving motor (2) through a reciprocating device fixedly connected in the shell (1);
adjusting device include with crooked driven gear (8) coaxial fixed connection and rotate and connect driven shaft (10) inside shell (1), driven shaft (10) coaxial fixedly connected with adjust driven pulley (11), driven shaft (10) other be equipped with rotate connect in shell (1) inside and with crooked drive pulley (9) coaxial fixed connection's drive shaft (12), drive shaft (12) coaxial fixedly connected with adjust drive pulley (13), regulation driven pulley (11) and regulation drive pulley (13) between link to each other through the belt, regulation driven pulley (11) and regulation drive pulley (13) be the belt pulley with adjustable radius.
2. The fully automatic quantitative steel bar bender for bridge construction according to claim 1, wherein said adjustable driven pulley (11) comprises an upper driven pulley (14) having a conical shape with a wide top and a narrow bottom and a lower driven pulley (15) having a conical shape with a narrow top and a narrow bottom, which are slidably connected to said driven shaft (10), said driven shaft (10) rotates to drive said upper driven pulley (14) and said lower driven pulley (15) to rotate, said adjustable driving pulley (13) comprises an upper driving pulley (16) having a conical shape with a wide top and a narrow bottom and a lower driving pulley (17) having a conical shape with a wide top and a narrow bottom and a wide bottom, which are slidably connected to said driving shaft (12), said driving shaft (12) rotates to drive said upper driving pulley (16) and said lower driving pulley (17) to rotate, the driven upper belt pulley (14), the driven lower belt pulley (15), the driving upper belt pulley (16) and the driving lower belt pulley (17) are all connected with a control device fixedly connected inside the shell (1), and the control device can control the driven upper belt pulley (14), the driven lower belt pulley (15), the driving upper belt pulley (16) and the driving lower belt pulley (17) to slide up and down.
3. The full-automatic quantitative steel bar bender for bridge construction according to claim 2, characterized in that said control device comprises a driving double-threaded screw (18) arranged at the front end of said driven shaft (10) and rotatably connected to the inside of said housing (1), said driving double-threaded screw (18) is coaxially and fixedly connected with a control transmission gear (19), the front end of said driving shaft (12) is provided with a driven double-threaded screw (20) rotatably connected to the inside of said housing (1), said driven double-threaded screw (20) is coaxially and fixedly connected with a control driven gear (21) engaged with said control transmission gear (19);
driven belt pulley (14) on with driven belt pulley (15) down on all rotate and be connected with the cover establish drive double-ended screw (18) and with drive double-ended screw (18) thread engagement's control thread bush (22), drive belt pulley (16) on with drive under belt pulley (17) on all rotate and be connected with the cover establish driven double-ended screw (20) and with driven double-ended screw (20) thread engagement's control thread bush (22).
4. The full-automatic quantitative steel bar bender for bridge construction according to claim 3, characterized in that a control drive gear (23) rotatably connected with the inside of the housing (1) is engaged beside the control drive gear (19), a control driven bevel gear (24) is coaxially and fixedly connected with the drive gear path, a control drive bevel gear (25) rotatably connected with the inside of the housing (1) is engaged beside the control driven bevel gear (24), a control handle (26) rotatably connected with the outer side wall of the housing (1) is coaxially and fixedly connected with the control drive bevel gear (25), a pointer (27) is fixedly connected with the control handle (26), and scales fixedly connected with the outer side wall of the housing (1) are arranged beside the control handle (26).
5. The full-automatic quantitative steel bar bender for bridge construction according to claim 1 or 3, characterized in that, the reciprocating device comprises a reciprocating transfer pulley (28) rotatably connected inside the housing (1), the reciprocating transfer pulley (28) is connected with the bending driving pulley (9) through a belt, the reciprocating transfer pulley (28) is coaxially and fixedly connected with a reciprocating driven gear (29), a reciprocating right half gear (30) rotatably connected inside the housing (1) is arranged on the right side of the reciprocating driven gear (29), the reciprocating right half gear (30) is coaxially and fixedly connected with a reciprocating driven pulley (31), the reciprocating driven pulley (31) is connected with a reciprocating driving pulley (32) rotatably connected inside the housing (1) through a belt, the reciprocating driving pulley (32) is coaxially and fixedly connected with a reciprocating left half gear (33), the reciprocating left half gear (33) and the reciprocating right half gear (30) can be meshed with the reciprocating driven gear (29), the reciprocating left half gear (33) is coaxially and fixedly connected with a reciprocating driven bevel gear (34), and a reciprocating driving bevel gear (35) connected with the driving motor (2) is meshed beside the reciprocating driven bevel gear (34).
6. The full-automatic quantitative steel bar bender for bridge construction according to claim 1, the feeding device comprises a feeding driving wheel (36) which is rotationally connected to the outer side of the upper end of the shell (1), the feeding driving wheel (36) is coaxially and fixedly connected with a feeding driving bevel gear (37) arranged in the shell (1), a feed driven semi-bevel gear (38) which is rotationally connected inside the shell (1) is meshed beside the feed driving bevel gear (37), the feed driven half bevel gear (38) is coaxially and fixedly connected with a feed driven belt pulley (39), the feeding driven pulley (39) is connected with a feeding motor pulley (40) which is rotationally connected in the shell (1) through a belt, the feeding motor pulley (40) is connected with the driving motor (2).
7. The full-automatic quantitative steel bar bender for bridge construction according to claim 6, characterized in that the feeding driving side is connected with a feeding wheel base (41) in a left-right sliding manner, the feeding wheel base (41) is connected with a feeding driven wheel (42) in a rotating manner, the feeding wheel base (41) is connected with the housing (1) through a spring, the driven column (3) is connected with the upper end surface of the housing (1) in a left-right sliding manner, and the driven column (3) is connected with the feeding wheel base (41) through a connecting rod;
the coaxial fixedly connected with of feeding drive wheel (36) arrange tensioning drive pulley (43) of shell (1) inside in, feed from driving wheel (42) coaxial fixedly connected with arrange shell (1) inside feed driven gear (44) in, tensioning drive pulley (43) rotate and be connected with tensioning left connecting rod (45), the tensioning connecting rod other end rotate and be connected with tensioning right connecting rod (46), tensioning right connecting rod (46) other end with feed driven gear (44) rotate and be connected, tensioning left connecting rod (45) and tensioning right connecting rod (46) articulated department rotate and be connected with tensioning pulley (47), right connecting rod on rotate be connected with feed driven gear (44) meshed feed drive gear (48), feed drive gear (48) coaxial fixedly connected with tensioning driven pulley (49), the tension driving pulley (43) is connected with the tension driven pulley (49) by a belt passing around the tension pulley (47).
8. The full-automatic quantitative steel bar bender for bridge construction according to claim 1, characterized in that the front and rear side walls of the housing (1) are provided with square through holes, and fans (51) are fixedly connected in both of the through holes.
9. The fully automatic quantitative steel bar bender for bridge construction according to claim 8, characterized in that an electrostatic dust removal device (52) disposed inside said housing (1) is detachably connected beside both said fans (51).
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CN110333149B (en) * 2019-07-31 2022-04-08 宇宙钢丝绳有限公司 Steel rope torsion measuring device

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CH376738A (en) * 1962-03-22 1964-04-15 Schaublin Sa Mechanism for rotating a machine tool control shaft
DE2523962B2 (en) * 1975-05-30 1977-03-17 P.I.V. Antrieb Werner Reimers KG, 6380 Bad Homburg ' Erf: Krämer, Erich, 6365 Roßbach SETTING RANGE FOR CONTINUOUSLY VARIABLE TRANSMISSIONS
CN204220847U (en) * 2014-11-03 2015-03-25 三峡大学 A kind of Full-automatic steel bar bender
CN205056885U (en) * 2015-10-23 2016-03-02 驻马店市宇畅路桥养护工程有限公司 Building angle bending machine
CN106862424A (en) * 2017-03-13 2017-06-20 钟浪雅 A kind of special length surveyed of bridge construction cuts the angle bender of reinforcing bar

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Publication number Priority date Publication date Assignee Title
CH376738A (en) * 1962-03-22 1964-04-15 Schaublin Sa Mechanism for rotating a machine tool control shaft
DE2523962B2 (en) * 1975-05-30 1977-03-17 P.I.V. Antrieb Werner Reimers KG, 6380 Bad Homburg ' Erf: Krämer, Erich, 6365 Roßbach SETTING RANGE FOR CONTINUOUSLY VARIABLE TRANSMISSIONS
CN204220847U (en) * 2014-11-03 2015-03-25 三峡大学 A kind of Full-automatic steel bar bender
CN205056885U (en) * 2015-10-23 2016-03-02 驻马店市宇畅路桥养护工程有限公司 Building angle bending machine
CN106862424A (en) * 2017-03-13 2017-06-20 钟浪雅 A kind of special length surveyed of bridge construction cuts the angle bender of reinforcing bar

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