CN118002714A - Integral bending and forming mechanism and method for web stirrups at bottom of prefabricated small box girder - Google Patents
Integral bending and forming mechanism and method for web stirrups at bottom of prefabricated small box girder Download PDFInfo
- Publication number
- CN118002714A CN118002714A CN202410425976.7A CN202410425976A CN118002714A CN 118002714 A CN118002714 A CN 118002714A CN 202410425976 A CN202410425976 A CN 202410425976A CN 118002714 A CN118002714 A CN 118002714A
- Authority
- CN
- China
- Prior art keywords
- bending
- bending machine
- point position
- forming
- stock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005452 bending Methods 0.000 title claims abstract description 263
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 67
- 239000010959 steel Substances 0.000 claims abstract description 67
- 238000012545 processing Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 29
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 27
- 238000007493 shaping process Methods 0.000 claims description 24
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 description 17
- 210000000056 organ Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/006—Bending wire other than coiling; Straightening wire in 3D with means to rotate the tools about the wire axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/02—Straightening
- B21F1/026—Straightening and cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F23/00—Feeding wire in wire-working machines or apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention discloses an integral bending and forming mechanism and method for a web stirrup at the bottom of a prefabricated small box girder, which belong to the technical field of steel bar processing and comprise a straightener and a forming assembly, wherein a feeding and storing assembly and a bending machine are arranged on the forming assembly, the feeding and storing assembly comprises a feeding assembly and a storing assembly, and the feeding assembly and the storing assembly are both arranged on the forming assembly. Through the mode, the invention realizes that one steel bar is continuously bent for a plurality of times to be processed into the prefabricated small box girder bottom web stirrup.
Description
Technical Field
The invention relates to the technical field of steel bar processing, in particular to an integral bending and forming mechanism and method for a web stirrup at the bottom of a prefabricated small box girder.
Background
In the prior art, a prefabricated box girder bottom web stirrup is formed by a bottom plate stirrup and two groups of web stirrups, and the existing prefabricated box girder bottom web stirrup processing method comprises the following steps: the bottom plate stirrup, the left web stirrup and the right web stirrup are manufactured separately and then are assembled into a whole, which is troublesome and can not be processed into the bottom web stirrup of the box girder after being bent for many times through a steel bar.
Based on the above, the invention designs a mechanism and a method for integrally bending and forming the web stirrups at the bottom of the prefabricated small box girder so as to solve the problems.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides a mechanism and a method for integrally bending and forming a web stirrup at the bottom of a prefabricated small box girder.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
The utility model provides a prefabricated small box girder bottom web stirrup integral bending forming mechanism, includes straightener and shaping subassembly, install material loading stock subassembly and bender on the shaping subassembly, material loading stock subassembly includes material loading subassembly and stock subassembly, material loading subassembly, stock subassembly are all installed on the shaping subassembly.
Still further, the material loading subassembly includes V-arrangement stock board, hinge and hydro-cylinder, the V-arrangement stock board passes through the hinge and is connected with the shaping subassembly, the hydro-cylinder is connected with the shaping subassembly, and the output of hydro-cylinder is articulated with the V-arrangement stock board.
Furthermore, the stock components are arranged on the forming component in a plurality of groups at equal intervals.
Still further, the stock subassembly includes first stock board, second stock board and push-and-pull electromagnet, the one end of first stock board, second stock board all is connected with shaping subassembly, the other end parallel arrangement of first stock board, second stock board just is provided with the stock clearance between first stock board, the second stock board, push-and-pull electromagnet fixed mounting is on first stock board.
Furthermore, the output end of the push-pull electromagnet is fixedly connected with a supporting rod, and the supporting rod is arranged in the material storage gap.
Furthermore, the bending machine is provided with seven groups, and the bending machine is provided with a first bending machine, a second bending machine, a third bending machine, a fourth bending machine, a fifth bending machine, a sixth bending machine and a seventh bending machine in sequence, the structures of the seven groups of bending machines are the same, the first bending machine, the second bending machine, the third bending machine, the fourth bending machine and the fifth bending machine are positioned on a straight line and are sequentially arranged from left to right to form a first bending assembly, the sixth bending machine and the seventh bending machine are positioned on a straight line and are sequentially arranged from back to front to form a second bending assembly, and an included angle between the straight line where the first bending assembly is positioned and the straight line where the second bending assembly is positioned is 80-85 degrees.
Still further, the bender includes casing, motor, first gear, second gear, spline housing, the pole of bending, the groove of bending, connecting plate, the post of bending, cylinder and sharp module, sharp module installs on forming assembly, casing fixed mounting is on the output slider of sharp module, motor fixed mounting is in the inner of casing, motor output and first gear fixed connection, first gear and second gear meshing are connected, and the second gear rotates with the casing to be connected, the inner of second gear is equipped with the spline housing outer end sliding connection and uses, the spline housing rotates with the pole of bending to be connected, the groove of bending is seted up in the upper end of the pole of bending, connecting plate and spline housing fixed connection, the post of bending fixed mounting is on the connecting plate, be equipped with the clearance of bending between connecting plate and the pole of bending, cylinder fixed mounting is in the lower extreme of casing, and the output of cylinder is connected with the lower extreme fixed connection of the pole of bending.
Still further, the shaping subassembly includes first shaping frame, second shaping frame, first mounting panel, third shaping frame, second mounting panel and fourth installing support, second shaping frame, first shaping frame, third shaping frame are arranged in proper order from front to back, first mounting panel fixed mounting is on the second shaping frame, second mounting panel fixed mounting is on the third shaping frame, V-arrangement stock board passes through the hinge and articulates with first shaping frame, the hydro-cylinder articulates with first shaping frame, first stock board, second stock board all with first shaping frame fixed connection, fourth installing support and second mounting panel fixed connection, contained angle between fourth installing support and the first shaping frame is 80 degrees to 85 degrees, the sharp module fixed mounting of first bending subassembly is on first shaping frame, the sharp module fixed mounting of second bending subassembly is on fourth installing support.
Still further still include the operation position that is used for bender one, bender two, bender six, the setting of bender seven horizontal range, the operation position includes position one, position two, position three, position four, position five, position six, position seven, position eight, position nine and position ten, position one, position two, position three are the operation position of bender one and set gradually from left to right, position four, position five are the operation position of bender two and set gradually from left to right, position six, position seven are the operation position of bender six and set gradually from back to the front, position eight, position nine, position ten are the operation position of bender seven and set gradually from the back to the front.
In order to better achieve the purpose of the invention, the invention also provides a use method of the integral bending and forming mechanism for the web stirrups at the bottom of the prefabricated small box girder, which comprises the following steps:
firstly, conveying the steel bars to a V-shaped material storage plate after straightening through a straightening machine, starting the straightening machine to cut the steel bars, then starting a first cylinder, wherein the output end of the first cylinder drives the V-shaped material storage plate to rotate with a first forming frame through a hinge, and the first cylinder moves to enable the steel bars in the first cylinder to roll down between material storage gaps arranged between the first material storage plate and a second material storage plate and to be supported through the output end of a push-pull electromagnet;
step two, repeating the step one to enable the reinforcing steel bars to be stored in the storage gap;
Step three, when blanking, starting a push-pull electromagnet, wherein the output end of the push-pull electromagnet contracts, the steel bar at the lowest end of the stock gap loses support and falls off, the steel bar is clamped in bending grooves of a bending machine I, a bending machine II, a bending machine III, a bending machine IV and a bending machine V, and meanwhile, the steel bar falls into a pushing component, and the pushing component pushes the steel bar to a specified position according to a pushing distance value input in advance;
Step four, when the bending machine bends, starting a motor, wherein the motor drives a first gear to rotate, the first gear drives a second gear to rotate, the second gear drives a spline housing to rotate, the spline housing drives a connecting plate to rotate, the connecting plate drives a bending column to rotate, and the bending column bends the steel bars; when the bending machine needs to move in position, the first linear module drives the shell to move, and when the bending machine is in height adjustment, the second cylinder is started to drive the bending rod to adjust the height of the bending rod, and the bending rod drives the spline housing and the bending groove to adjust the height of the bending groove;
Bending the steel bars into prefabricated box girder bottom web stirrups, bending the steel bars from a first bending machine to a first point, and bending the ends of five pairs of steel bars by the bending machine to form hooks at one end of the steel bars;
Step six, the first bending machine is operated to the second point location and is bent;
step seven, the bending machine I runs to the third point and bends, the bending machine six runs to the sixth point and bends the steel bar to form a hook at the other end of the steel bar, and the bending machine six runs to the seventh point and bends the steel bar;
step eight, a bending machine seven is operated to eight positions and bends the steel bars;
step nine, a bending machine seven is operated to a point nine and bends the steel bars;
step ten, a bending machine seven moves to the position of the point position ten and bends the reinforcing steel bars;
Step eleven, bending the steel bars by a bending machine in a four-fold way;
step twelve, bending the steel bar by a bending machine;
Thirteenth, the second bending machine moves to the position around the point and bends the steel bars;
And fourteen, the second bending machine moves to the fifth point and bends the reinforcing steel bar to form a finished product after the reinforcing steel bar bending processing.
The invention has the following technical effects:
when the steel bar bending machine is used, the steel bars are adjusted and cut through the straightening machine, the feeding and the storage of the steel bars are realized through the feeding component and the storage component, and the steel bars are bent for multiple times through the cooperation of a plurality of groups of bending machines and then processed into the small box girder bottom web stirrups.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a perspective view I of a prefabricated small box girder bottom web stirrup integral bending and forming mechanism of the invention;
FIG. 2 is a front view of a prefabricated small box girder bottom web stirrup integral bending and forming mechanism of the invention;
FIG. 3 is a left side view of an integral bending and forming mechanism for a web stirrup at the bottom of a prefabricated small box girder of the invention;
FIG. 4 is a second perspective view of the integral bending and forming mechanism for the web stirrups at the bottom of the prefabricated small box girder;
FIG. 5 is a cross-sectional view taken along the direction A-A of FIG. 3;
FIG. 6 is a cross-sectional view taken along the B-B direction of FIG. 3;
Fig. 7 is a perspective view of the bending machine of the present invention;
FIG. 8 is an enlarged view at C in FIG. 5;
fig. 9 is an enlarged view of D in fig. 5;
FIG. 10 is a top view of an integral bending and forming mechanism for a web stirrup at the bottom of a prefabricated small box girder of the present invention;
FIG. 11 is a plan view of the web stirrup of the bottom of the box girder of the present invention;
FIG. 12 is a first bending view of a reinforcement bar of a method of use of the integral bending and forming mechanism for a web stirrup at the bottom of a prefabricated small box girder of the present invention;
FIG. 13 is a second bending view of a reinforcement bar of the use method of the integral bending and forming mechanism for the web stirrups at the bottom of the prefabricated small box girder;
fig. 14 is a third bending diagram of a reinforcing steel bar of a using method of the integral bending and forming mechanism of the web stirrup at the bottom of the prefabricated small box girder;
Fig. 15 is a fourth bending diagram of a reinforcing steel bar of a using method of the integral bending and forming mechanism of the web stirrup at the bottom of the prefabricated small box girder;
FIG. 16 is a third perspective view of the integral bending and forming mechanism of the web stirrup at the bottom of the prefabricated small box girder of the present invention;
FIG. 17 is a perspective view of a prefabricated small box girder bottom web stirrup integral bending and forming mechanism of the invention;
fig. 18 is an enlarged view at E in fig. 17.
Reference numerals in the drawings represent respectively:
1. Straightener 2, forming assembly 21, first forming bracket 22, second forming bracket 23, first mounting plate 24, third forming bracket 25, second mounting plate 26, fourth mounting bracket 3, feed stock assembly 31, feed assembly 311, v-shaped stock plate 312, hinge 313, first cylinder 32, stock assembly 321, first stock plate 322, second stock plate 323, push-pull electromagnet 4, bending machine 41, housing 42, motor 43, second gear 45, spline housing 46, bending rod 47, bending groove 48, connecting plate 49, bending post 410, second cylinder 411, first linear module 5, operating point 51, point one 52, point two 53, point three 54, point four 55, point five 56, point six 57, point seven 58, point eight 59, point nine 510, point ten 6, push assembly 61, second linear module 62, push block 63, organ 64, transfer roller 7, rocker assembly 71, bending plate 72, third cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It will be apparent that the described embodiments are some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is further described below with reference to examples.
Reference to "left", "right", "front", "rear", "upper", "lower" in the following description is oriented in the viewing direction of the front view.
Example 1
Referring to fig. 1-18 of the specification, an integral bending and forming mechanism and method for a web stirrup at the bottom of a prefabricated small box girder comprises a straightener 1 and a forming assembly 2, wherein a feeding and storing assembly 3 and a plurality of groups of bending machines 4 are arranged on the forming assembly 2, the feeding and storing assembly 3 comprises a feeding assembly 31 and a storing assembly 32, and the feeding assembly 31 and the storing assembly 32 are arranged on the forming assembly 2.
When the steel bar bending machine is used, the steel bars are adjusted and cut through the straightening machine 1, the steel bars are fed and stored through the feeding component 31 and the storage component 32, and the steel bars are bent for multiple times through the cooperation of the plurality of groups of bending machines 4 and then processed into the small box girder bottom web stirrups.
Example 2
As shown in fig. 1 to 18, as a preferred embodiment of the present invention, the loading assembly 31 includes a V-shaped stock plate 311, a hinge 312, and a first cylinder 313, the V-shaped stock plate 311 is connected to the molding assembly 2 through the hinge 312, the first cylinder 313 is connected to the molding assembly 2, and an output end of the first cylinder 313 is hinged to the V-shaped stock plate 311.
The stock assemblies 32 are arranged on the forming assembly 2 in a plurality of groups at equal intervals.
The stock subassembly 32 includes first stock board 321, second stock board 322 and push-and-pull electromagnet 323, and first stock board 321, the one end of second stock board 322 all are connected with shaping subassembly 2, and the other end parallel arrangement of first stock board 321, second stock board 322 just is provided with the stock clearance between first stock board 321, the second stock board 322, and push-and-pull electromagnet 323 fixed mounting is on first stock board 321, and push-and-pull electromagnet 323's output fixedly connected with bracing piece, the bracing piece sets up in the stock clearance.
The bending machine 4 is provided with seven groups, and the seven groups of bending machines are a first bending machine, a second bending machine, a third bending machine, a fourth bending machine, a fifth bending machine, a sixth bending machine and a seventh bending machine, the structures of the seven groups of bending machines 4 are the same, the first bending machine, the second bending machine, the third bending machine, the fourth bending machine and the fifth bending machine are arranged on a straight line from left to right in sequence to form a first bending assembly, the sixth bending machine and the seventh bending machine are arranged on a straight line from back to front in sequence to form a second bending assembly, and an included angle between the straight line where the first bending assembly is located and the straight line where the second bending assembly is located is 80-85 degrees.
The bending machine 4 comprises a shell 41, a motor 42, a first gear 43, a second gear 44, a spline housing 45, a bending rod 46, a bending groove 47, a connecting plate 48, a bending column 49, an air cylinder 410 and a first linear module 411, wherein the first linear module 411 is arranged on the forming assembly 2, the shell 41 is fixedly arranged on an output sliding block of the first linear module 411, the motor 42 is fixedly arranged at the inner end of the shell 41, the output end of the motor 42 is fixedly connected with the first gear 43, the first gear 43 is meshed with the second gear 44, the second gear 44 is rotationally connected with the shell 41, a spline groove matched with the outer end of the spline housing 45 in a sliding connection mode is formed in the inner end of the second gear 44, the spline housing 45 is rotationally connected with the bending rod 46, the bending groove 47 is formed in the upper end of the bending rod 46, the connecting plate 48 is fixedly connected with the spline housing 45, the bending column 49 is fixedly arranged on the connecting plate 48, a bending gap is formed between the connecting plate 48 and the bending rod 46, the air cylinder 410 is fixedly arranged at the lower end of the shell 41, and the output end of the air cylinder 410 is fixedly connected with the lower end of the bending rod 46.
When the bending machine 4 is bent, the motor 42 is started, the motor 42 drives the first gear 43 to rotate, the first gear 43 drives the second gear 44 to rotate, the second gear 44 drives the spline housing 45 to rotate, the spline housing 45 drives the connecting plate 48 to rotate, the connecting plate 48 drives the bending column 49 to rotate, and the bending column 49 bends the steel bars; when the bending machine 4 needs to move, the first linear module 411 drives the shell 41 to move, and when the bending machine 4 is adjusted in height, the cylinder 410 drives the bending rod 46 to adjust in height by starting the cylinder 410, and the bending rod 46 drives the spline housing 45 and the bending groove 47 to adjust in height.
The bending rod 46 drives the spline housing 45 and the bending groove 47 to adjust the height, so that the bending rod can avoid the steel bar when the steel bar is bent.
The molding assembly 2 comprises a first molding frame 21, a second molding frame 22, a first mounting plate 23, a third molding frame 24, a second mounting plate 25 and a fourth mounting bracket 26, wherein the second molding frame 22, the first molding frame 21 and the third molding frame 24 are sequentially arranged from front to back, the first mounting plate 23 is fixedly mounted on the second molding frame 22, the second mounting plate 25 is fixedly mounted on the third molding frame 24, the V-shaped material storage plate 311 is hinged with the first molding frame 21 through a hinge 312, the first cylinder 313 is hinged with the first molding frame 21, the first material storage plate 321 and the second material storage plate 322 are fixedly connected with the first molding frame 21, the fourth mounting bracket 26 is fixedly connected with the second mounting plate 25, an included angle between the fourth mounting bracket 26 and the first molding frame 21 is 80-85 degrees, the first linear module 411 of the first bending assembly is fixedly mounted on the first molding frame 21, and the first linear module 411 of the second bending assembly is fixedly mounted on the fourth mounting bracket 26.
Example 3
As shown in fig. 1-18, as a preferred embodiment of the present invention, the present invention further includes an operation point 5 for setting a horizontal range of a bending machine one, a bending machine two, a bending machine six and a bending machine seven, where the operation point 5 includes a point one 51, a point two 52, a point three 53, a point four 54, a point five 55, a point six 56, a point seven 57, a point eight 58, a point nine 59 and a point ten 510, the point one 51, the point two 52 and the point three 53 are operation points of the bending machine one and are sequentially set from left to right, the point four 54 and the point five 55 are operation points of the bending machine two and are sequentially set from left to right, the point six 56 and the point seven 57 are operation points of the bending machine six and are sequentially set from back to front, and the point eight 58, the point nine 59 and the point ten 510 are operation points of the bending machine seven and are sequentially set from back to front.
Example 4
As shown in fig. 1-18, as a preferred embodiment of the present invention, comprises the steps of:
firstly, straightening the steel bars by using a straightening machine 1, conveying the straightened steel bars to a V-shaped stock plate 311, starting the straightening machine 1 to cut the steel bars, then starting a first air cylinder 313, wherein the output end of the first air cylinder 313 drives the V-shaped stock plate 311 to rotate with a first forming frame 21 through a hinge 312, and the first air cylinder 313 moves to enable the steel bars in the V-shaped stock plate 311 to roll between stock gaps arranged between a first stock plate 321 and a second stock plate 322 and be supported through the output end of a push-pull electromagnet 323;
step two, repeating the step one to enable the reinforcing steel bars to be stored in the storage gap;
Step three, when blanking, starting a push-pull electromagnet 323, enabling the output end of the push-pull electromagnet 323 to shrink, enabling the steel bars at the lowest end of the stock gap to lose support and fall off, clamping the steel bars in bending grooves 47 of a bending machine I, a bending machine II, a bending machine III, a bending machine IV and a bending machine V, enabling the steel bars to fall into a pushing component 6, and pushing the steel bars to a specified position by the pushing component 6 according to a pushing distance value input in advance;
Step four, when the bending machine 4 is bent, a motor 42 is started, the motor 42 drives a first gear 43 to rotate, the first gear 43 drives a second gear 44 to rotate, the second gear 44 drives a spline housing 45 to rotate, the spline housing 45 drives a connecting plate 48 to rotate, the connecting plate 48 drives a bending column 49 to rotate, and the bending column 49 bends the steel bars; when the bending machine 4 needs to move in position, the first linear module 411 drives the shell 41 to move, and when the height of the bending machine 4 is adjusted, the second cylinder 410 is started, the second cylinder 410 drives the bending rod 46 to adjust the height, and the bending rod 46 drives the spline housing 45 and the bending groove 47 to adjust the height;
Bending the steel bars into prefabricated box girder bottom web stirrups, bending the steel bars from a first bending machine to a first point position 51, and bending the ends of five pairs of steel bars by the bending machine to form hooks at one end of the steel bars;
step six, the first bending machine moves to the second point 52 and bends;
step seven, the bending machine I runs to the position of the third point 53 and bends, the bending machine six runs to the position of the sixth point 56 and bends the steel bar to form a hook at the other end of the steel bar, and the bending machine six runs to the position of the seventh point 57 and bends the steel bar;
step eight, a bending machine seven runs to a point position eight 58 and bends the reinforcing steel bars;
step nine, a bending machine seven moves to a position of a point position nine 59 and bends the reinforcing steel bars;
Step ten, a bending machine seven moves to a point position ten 510 and bends the reinforcing steel bars;
Step eleven, bending the steel bars by a bending machine in a four-fold way;
step twelve, bending the steel bar by a bending machine;
thirteenth, the second bending machine moves to the fourth 54 point and bends the steel bars;
And fourteen, the second bending machine moves to the fifth 55 point and bends the reinforcing steel bars to form a finished product after the reinforcing steel bar bending processing.
Fig. 12, 13, 14 and 15 are the bending diagrams of the reinforcing steel bars in the fifth, sixth, seventh, eighth, ninth, tenth, eleventh, twelfth, thirteenth and fourteen steps.
Example 5
As shown in fig. 1 to 18, as a preferred embodiment of the present invention, the first molding frame 21 is mounted with a pushing assembly 6;
the first mounting plate 23 is provided with a plurality of rocker assemblies 7 for lifting the bar.
The pushing assembly 6 comprises a second linear module 61, a pushing block 62, an organ shield 63 and a transmission roller 64;
The second linear module 61 is fixedly arranged on the first forming frame 21, an output sliding block of the second linear module 61 is fixedly connected with the pushing block 62, one end of the organ protection cover 63 is fixedly connected with the pushing block 62, the other end of the organ protection cover 63 is fixedly connected with the first forming frame 21, and the transmission roller 64 is rotatably arranged on the first forming frame 21;
the pushing, straightening, sizing and cutting-off of the steel bars are regulated by the second linear module 61 to change the pushing position of the pushing block 62, so that stepless regulation of the distances between the inner stirrups and the outer stirrups of the web plate at the bottom of the bending is realized;
The rocker assembly 7 comprises a rocker 71 and a third cylinder 72, the first mounting plate 23 is provided with a through hole, the rocker 71 is arranged in the through hole, one end of the rocker 71 is hinged with the through hole, the third cylinder 72 is hinged with the first mounting plate 23, and the output end of the third cylinder 72 is hinged with the rocker 71.
The third cylinder 72 pushes the rocker 71 to tilt so as to separate the bent steel bars and prevent interference from affecting the bending effect on the same bending plane.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a prefabricated small box girder bottom web stirrup wholly buckles forming mechanism, includes straightener (1) and shaping subassembly (2), its characterized in that, install material loading stock subassembly (3) and bender (4) on shaping subassembly (2), material loading stock subassembly (3) include material loading subassembly (31) and stock subassembly (32), material loading subassembly (31), stock subassembly (32) are all installed on shaping subassembly (2).
2. The integral bending forming mechanism for the web stirrups at the bottom of the prefabricated small box girder according to claim 1, wherein the feeding assembly (31) comprises a V-shaped stock plate (311), a hinge (312) and a first cylinder (313), the V-shaped stock plate (311) is connected with the forming assembly (2) through the hinge (312), the first cylinder (313) is connected with the forming assembly (2), and the output end of the first cylinder (313) is hinged with the V-shaped stock plate (311).
3. The integral bending and forming mechanism for the web stirrups at the bottom of the prefabricated small box girder according to claim 2, wherein the stock components (32) are arranged on the forming component (2) in a plurality of groups at equal intervals;
The material storage assembly (32) comprises a first material storage plate (321), a second material storage plate (322) and a push-pull electromagnet (323), wherein one ends of the first material storage plate (321) and the second material storage plate (322) are connected with the forming assembly (2), the other ends of the first material storage plate (321) and the second material storage plate (322) are arranged in parallel, a material storage gap is formed between the first material storage plate (321) and the second material storage plate (322), and the push-pull electromagnet (323) is fixedly mounted on the first material storage plate (321).
4. The integral bending forming mechanism for the web stirrups at the bottom of the prefabricated small box girder according to claim 3, wherein the output end of the push-pull electromagnet (323) is fixedly connected with a supporting rod, and the supporting rod is arranged in the stock gap.
5. The integral bending and forming mechanism for the web stirrups at the bottom of the prefabricated small box girder according to claim 4, wherein seven groups of bending machines (4) are sequentially arranged from left to right on a straight line to form a first bending assembly, seven groups of bending machines (4) are sequentially arranged from back to front to form a second bending assembly, and the included angle between the straight line where the first bending assembly is located and the straight line where the second bending assembly is located is 80-85 degrees.
6. The integral bending and forming mechanism for the web stirrup at the bottom of the prefabricated small box girder according to claim 5, wherein the bending machine (4) comprises a shell (41), a motor (42), a first gear (43), a second gear (44), a spline housing (45), a bending rod (46), a bending groove (47), a connecting plate (48), a bending column (49), a second cylinder (410) and a first linear module (411), the first linear module (411) is arranged on a forming assembly (2), the shell (41) is fixedly arranged on an output sliding block of the first linear module (411), the motor (42) is fixedly arranged at the inner end of the shell (41), the output end of the motor (42) is fixedly connected with the first gear (43), the first gear (43) is meshed with the second gear (44), the second gear (44) is rotatably connected with the shell (41), the inner end of the second gear (44) is provided with a spline housing (45) in a matched and outer end sliding connection, the spline housing (45) is rotatably connected with the bending rod (46), the bending rod (46) is fixedly arranged at the bending groove (48), the spline housing (48) is fixedly arranged on the bending column (48), a bending gap is formed between the connecting plate (48) and the bending rod (46), the second air cylinder (410) is fixedly arranged at the lower end of the shell (41), and the output end of the second air cylinder (410) is fixedly connected with the lower end of the bending rod (46).
7. The integral bending and forming mechanism for the web stirrup at the bottom of the prefabricated small box girder according to claim 6, wherein the forming assembly (2) comprises a first forming frame (21), a second forming frame (22), a first mounting plate (23), a third forming frame (24), a second mounting plate (25) and a fourth mounting bracket (26), the second forming frame (22), the first forming frame (21) and the third forming frame (24) are sequentially arranged from front to back, the first mounting plate (23) is fixedly mounted on the second forming frame (22), the second mounting plate (25) is fixedly mounted on the third forming frame (24), the V-shaped stock plate (311) is hinged with the first forming frame (21) through a hinge (312), the first cylinder (313) is hinged with the first forming frame (21), the first stock plate (321) and the second stock plate (322) are fixedly connected with the first forming frame (21), the fourth mounting bracket (26) is fixedly mounted on the second forming frame (22), the first mounting plate (25) is fixedly connected with the fourth forming frame (21), the first bending assembly (411) is fixedly formed at an included angle between the first forming frame (21) and the first forming assembly (85), the first linear module (411) of the second bending component is fixedly arranged on the fourth mounting bracket (26).
8. The prefabricated small box girder bottom web stirrup integral bending forming mechanism according to claim 7, further comprising an operation point position (5) which is used for setting a first bending machine, a second bending machine, a sixth bending machine and a seventh bending machine in a horizontal range, wherein the operation point position (5) comprises a first point position (51), a second point position (52), a third point position (53), a fourth point position (54), a fifth point position (55), a sixth point position (56), a seventh point position (57), an eighth point position (58), a ninth point position (59) and a tenth point position (510), the first point position (51), the second point position (52) and the third point position (53) are operation point positions of the first bending machine and are sequentially arranged from left to right, the fourth point position (54) and the fifth point position (55) are operation point positions of the second bending machine and are sequentially arranged from back to front, and the eighth point position (58), the ninth point position (59) and the tenth point position (510) are operation point positions of the seventh bending machine and are sequentially arranged from back to front.
9. The integral bending and forming mechanism for the web stirrups at the bottom of the prefabricated small box girder according to claim 8, wherein a pushing component (6) is arranged on the first forming frame (21);
The first mounting plate (23) is provided with a plurality of rocker assemblies (7) for lifting the steel bars.
10. A method of using the prefabricated small box girder bottom web stirrup integral bending and forming mechanism as set forth in claim 9, comprising the steps of:
Firstly, conveying steel bars to a V-shaped stock plate (311) after straightening by a straightening machine (1), starting the straightening machine (1) to cut the steel bars, then starting a first air cylinder (313), driving the V-shaped stock plate (311) to rotate with a first forming frame (21) through a hinge (312) by the output end of the first air cylinder (313), and enabling the steel bars in the first air cylinder (313) to roll between stock gaps arranged between a first stock plate (321) and a second stock plate (322) and to be supported by the output end of a push-pull electromagnet (323);
step two, repeating the step one to enable the reinforcing steel bars to be stored in the storage gap;
step three, when blanking, starting a push-pull electromagnet (323), wherein the output end of the push-pull electromagnet (323) contracts, a reinforcing steel bar at the lowest end of a stock gap is lost to be supported and falls off, the reinforcing steel bar is clamped in bending grooves (47) of a bending machine I, a bending machine II, a bending machine III, a bending machine IV and a bending machine V, and meanwhile the reinforcing steel bar falls into a pushing component (6), and the pushing component (6) pushes the reinforcing steel bar to a designated position according to a pushing distance value input in advance;
Step four, when the bending machine (4) is bent, a motor (42) is started, the motor (42) drives a first gear (43) to rotate, the first gear (43) drives a second gear (44) to rotate, the second gear (44) drives a spline housing (45) to rotate, the spline housing (45) drives a connecting plate (48) to rotate, the connecting plate (48) drives a bending column (49) to rotate, and the bending column (49) bends the steel bars; when the bending machine (4) needs to move in position, the first linear module (411) drives the shell (41) to move, and when the height of the bending machine (4) is adjusted, the second cylinder (410) is started to drive the bending rod (46) to adjust the height, and the bending rod (46) drives the spline housing (45) and the bending groove (47) to adjust the height;
bending the steel bars into prefabricated box girder bottom web stirrups, bending the steel bars at the first point of a bending machine I (51), and bending the ends of five pairs of steel bars of the bending machine to form hooks at one end of the steel bars;
Step six, the first bending machine is operated to the second point location (52) and is bent;
step seven, the bending machine I runs to the position of the third point (53) and bends, the bending machine six runs to the position of the sixth point (56) and bends the reinforcing steel bar to form a hook at the other end of the reinforcing steel bar, and the bending machine six runs to the position of the seventh point (57) and bends the reinforcing steel bar;
step eight, a bending machine seven moves to a point position eight (58) and bends the reinforcing steel bars;
step nine, a bending machine seven moves to a point position nine (59) and bends the reinforcing steel bars;
step ten, a bending machine seven moves to a point position ten (510) and bends the reinforcing steel bars;
Step eleven, bending the steel bars by a bending machine in a four-fold way;
step twelve, bending the steel bar by a bending machine;
thirteenth, the bending machine II moves to the point position IV (54) and bends the reinforcing steel bars;
and fourteen, moving the second bending machine to the fifth point (55) and bending the reinforcing steel bar to form a finished product after the reinforcing steel bar bending processing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410425976.7A CN118002714A (en) | 2024-04-10 | 2024-04-10 | Integral bending and forming mechanism and method for web stirrups at bottom of prefabricated small box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410425976.7A CN118002714A (en) | 2024-04-10 | 2024-04-10 | Integral bending and forming mechanism and method for web stirrups at bottom of prefabricated small box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN118002714A true CN118002714A (en) | 2024-05-10 |
Family
ID=90958115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410425976.7A Pending CN118002714A (en) | 2024-04-10 | 2024-04-10 | Integral bending and forming mechanism and method for web stirrups at bottom of prefabricated small box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118002714A (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101021462B1 (en) * | 2010-10-20 | 2011-03-15 | 주식회사 장헌산업 | Iron bar bending method for psc girder and psc girder built therewith |
| CN106238618A (en) * | 2016-08-01 | 2016-12-21 | 龙江汇 | A kind of building bar bending system |
| CN207563637U (en) * | 2017-11-22 | 2018-07-03 | 蒋学凯 | Bar straightening stirrup all-in-one machine |
| CN110666080A (en) * | 2019-10-18 | 2020-01-10 | 邵东智能制造技术研究院有限公司 | Bending welding line |
| KR102151090B1 (en) * | 2020-01-17 | 2020-09-02 | 임춘섭 | Steel-bar bending device |
| CN111872274A (en) * | 2020-07-31 | 2020-11-03 | 中冶建工集团有限公司 | Continuous production device for straightening, bending and shearing reinforcing steel bars |
| KR102292902B1 (en) * | 2020-02-26 | 2021-08-24 | (주)에이텍 | Wire product forming device with bending auxiliary means |
| CN215431337U (en) * | 2021-08-20 | 2022-01-07 | 梁月英 | Automatic feeding safety device of hydraulic hoop bending machine |
| CN114749582A (en) * | 2022-05-20 | 2022-07-15 | 成都固特机械有限责任公司 | Full-automatic production device mechanism for U-shaped steel bars of box girder |
| CN114850344A (en) * | 2022-04-12 | 2022-08-05 | 俞维正 | Construction of building bridge is with angle bending machine that has self-align forming function |
| CN217512780U (en) * | 2022-06-13 | 2022-09-30 | 怀兴全 | Automatic continuous reinforcing steel bar processing machine |
| CN218395749U (en) * | 2022-08-02 | 2023-01-31 | 建科机械（天津）股份有限公司 | T beam web steel reinforcement framework forming equipment |
| KR102584681B1 (en) * | 2023-02-09 | 2023-10-05 | 주식회사 피아이텍 | Square pipe bending method and structure manufactured by it |
-
2024
- 2024-04-10 CN CN202410425976.7A patent/CN118002714A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101021462B1 (en) * | 2010-10-20 | 2011-03-15 | 주식회사 장헌산업 | Iron bar bending method for psc girder and psc girder built therewith |
| CN106238618A (en) * | 2016-08-01 | 2016-12-21 | 龙江汇 | A kind of building bar bending system |
| CN207563637U (en) * | 2017-11-22 | 2018-07-03 | 蒋学凯 | Bar straightening stirrup all-in-one machine |
| CN110666080A (en) * | 2019-10-18 | 2020-01-10 | 邵东智能制造技术研究院有限公司 | Bending welding line |
| KR102151090B1 (en) * | 2020-01-17 | 2020-09-02 | 임춘섭 | Steel-bar bending device |
| KR102292902B1 (en) * | 2020-02-26 | 2021-08-24 | (주)에이텍 | Wire product forming device with bending auxiliary means |
| CN111872274A (en) * | 2020-07-31 | 2020-11-03 | 中冶建工集团有限公司 | Continuous production device for straightening, bending and shearing reinforcing steel bars |
| CN215431337U (en) * | 2021-08-20 | 2022-01-07 | 梁月英 | Automatic feeding safety device of hydraulic hoop bending machine |
| CN114850344A (en) * | 2022-04-12 | 2022-08-05 | 俞维正 | Construction of building bridge is with angle bending machine that has self-align forming function |
| CN114749582A (en) * | 2022-05-20 | 2022-07-15 | 成都固特机械有限责任公司 | Full-automatic production device mechanism for U-shaped steel bars of box girder |
| CN217512780U (en) * | 2022-06-13 | 2022-09-30 | 怀兴全 | Automatic continuous reinforcing steel bar processing machine |
| CN218395749U (en) * | 2022-08-02 | 2023-01-31 | 建科机械（天津）股份有限公司 | T beam web steel reinforcement framework forming equipment |
| KR102584681B1 (en) * | 2023-02-09 | 2023-10-05 | 주식회사 피아이텍 | Square pipe bending method and structure manufactured by it |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20130305798A1 (en) | Round bender | |
| US7275403B2 (en) | Longitudinal curvature adjustment assembly for a rain gutter roll forming machine | |
| CN118002714A (en) | Integral bending and forming mechanism and method for web stirrups at bottom of prefabricated small box girder | |
| CN220195984U (en) | Telescoping mechanism of H-shaped steel hydraulic straightening machine | |
| CN217315221U (en) | Surface flattening and twisting shaping equipment for extruded profile | |
| CN211101284U (en) | Building construction reinforcing bar device of flare-outing | |
| CN115229055B (en) | Continuous forming die of ring | |
| CN118558888A (en) | Integral bending and forming equipment and method for T-beam web stirrups | |
| EP3088091B1 (en) | Roll-forming method | |
| EP1533052A1 (en) | Bending machine for tubular elements. | |
| CN217748803U (en) | Bending device is used in processing of lawn guardrail | |
| CN110935818B (en) | Equipment and method for manufacturing assembly type building steel bar truss structure | |
| CN210253633U (en) | Metal hose forming machine | |
| CN214321363U (en) | Square and rectangular pipe straightening linkage rack | |
| CN218692780U (en) | Automatic bender of high-efficient steel sheet | |
| CN210848140U (en) | Spring looper structure | |
| CN216226306U (en) | Multi-surface linkage type deflection automatic compensation mechanism of bending machine | |
| CN216828040U (en) | Steel structure machining bending machine | |
| EP0663860B1 (en) | Plate bending machine | |
| CN221588362U (en) | Single arc bending continuous tempering air grid | |
| CN113664078B (en) | Metal piece bending forming device | |
| CN216176173U (en) | U-shaped structural member winding forming device | |
| CN211708345U (en) | Guiding device for square steel production line | |
| CN211276281U (en) | Feeding variable-pitch device of punching machine | |
| CN219112762U (en) | Stay wire straightening equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |